BWI · Baltimore, United States
Baltimore/Washington International Thurgood Marshall Airport.
--:--:-- · EDT (UTC-04:00) · 39.1754° N, 76.6683° W
Baltimore/Washington International Airport
Airport near Baltimore, Maryland, United States
Verification trail
Source-backed facts for BWI
This section separates stable airport identifiers from live operating data. Codes, coordinates, timezone, elevation, source identifiers, and accepted reference links are retained here; live arrivals, departures, gates, delays, NOTAMs, and airline schedule changes must still be checked with the airport or carrier.
Airport catalog
OurAirports ID 3435; ident KBWI; scheduled service listed.
Cached airports.csv snapshot: 2026-04-25; runways.csv snapshot: 2026-05-21.
Official airport source
bwiairport.com
Used as the preferred live-reference handoff for terminals, gates, alerts, and airport notices.
Open sourceReference summary
Baltimore/Washington International Airport
Airport-shaped reference summary from en.wikipedia.org; summary snapshot 2026-05-20.
Open sourceManual / derived signals
20 source-backed signals
Merged from OurAirports cached airports.csv, OurAirports cached runways.csv, Wikidata airport entity snapshot, airport-shaped Wikipedia summary snapshot; facts generated 2026-05-21.
IATA / ICAO
BWI / KBWI
OurAirports ident
KBWI
GPS / local code
KBWI / BWI
ISO region
US-MD
Scheduled service
Listed in source snapshot
Role
international scheduled-service gateway
Official host
bwiairport.com
Reference host
en.wikipedia.org
Wikidata entity
Q94895
Snapshot generated
2026-05-21
Airport lookup keys
Stable codes
Regional keys
Alternate names
Nearby airport codes
Route reference codes
Accepted citation URLs
Last updated May 21, 2026. Stable airport identifiers and timezone facts are content-reviewed; clocks render live in the browser, while weather and time-difference notes are page-snapshot aids rather than permanent airport records.
Live values rendered at Nov 5, 8:22 PM UTC.
What you need to know now
Local airport time
--:--:--EDT · UTC-04:00
Time zone
EDT
America/New_York · UTC-04:00
Airfield conditions
Live airport weather is temporarily unavailable.
Surface access
14 km
Approximate distance to central Baltimore.
Airport Snapshot
Country capital
Washington, D.C.
Languages
English
Currency
USD ($)
Country area
9,525,067 km²
Passenger volume
Source note unavailable
Terminals
Not clearly stated
Runways
3 runways
Longest runway
10,503 ft / 3,201 m
Runway surface
asphalt (3)
Opened / operator
1950 · Maryland Aviation Administration
Owner / entity
Maryland Aviation Administration
Hub airlines
Mixed or not clearly stated
Airport role
international scheduled-service gateway
Scheduled service
Listed
Fact coverage
20 source-backed signals
Baltimore/Washington International Thurgood Marshall Airport is a international scheduled-service gateway for Baltimore, United States. Baltimore's built-up core sits roughly 14 km from the terminal area. Operations run on America/New_York (UTC-04:00, EDT). Live weather is temporarily unavailable. With 5 other indexable airports in its surrounding network, it works well as a reference point for regional flight planning and timezone checks.
Baltimore/Washington International Thurgood Marshall Airport (BWI / KBWI) is at 39.1754° N, 76.6683° W, elevation 146 ft (45 m), serving Baltimore, United States.
The accepted reference summary is used as supporting context for the airport identity and operating notes; the timed facts here still come from the airport catalog, timezone database, country snapshot, and linked source trail.
Baltimore is in United States (capital Washington, D.C.); regulated by Federal Aviation Administration (FAA); on America/New_York (EDT, UTC-04:00); working languages: English; currency: USD ($).
Distance from central Baltimore: 14 km.
Airport context brief
A compact traveler-facing brief from the airport catalog, country snapshot, route geometry, city anchors, peer airports, and source trail for BWI.
Name and identity cues
Primary airport name
Baltimore/Washington International Thurgood Marshall Airport (BWI / KBWI)
Baltimore/Washington International Airport · Airport near Baltimore, Maryland, United States
Known label 1
WAS
Alternate airport-name cue retained for BWI, not a separate indexable duplicate page.
Known label 2
Friendship International
Alternate airport-name cue retained for BWI, not a separate indexable duplicate page.
Source identifiers
KBWI · KBWI · BWI · US-MD
bwiairport.com · en.wikipedia.org · scheduled service yes
Closest mapped city anchors
1. Ferndale
ferndale · 2.6 km from BWI
United States · America/New_York · +0h · population 16,746 · city coordinates 39.1832, -76.6402
2. Glen Burnie
glen-burnie · 4.0 km from BWI
United States · America/New_York · +0h · population 67,639 · city coordinates 39.1626, -76.6247
3. Severn
severn · 5.0 km from BWI
United States · America/New_York · +0h · population 44,231 · city coordinates 39.1371, -76.6983
4. Hanover
hanover · 5.2 km from BWI
United States · America/New_York · +0h · population 38,088 · city coordinates 39.1929, -76.7241
5. Elkridge
elkridge · 5.7 km from BWI
United States · America/New_York · +0h · population 15,593 · city coordinates 39.2126, -76.7136
6. West Elkridge
west-elkridge · 6.2 km from BWI
United States · America/New_York · +0h · population 28,734 · city coordinates 39.2071, -76.7269
Airport alternatives in the retained graph
1. DCA KDCA
Ronald Reagan Washington National Airport · Washington
48 km from BWI · America/New_York · +0h · elevation 15 ft (5 m) · airport coordinates 38.8521, -77.0377
2. IAD KIAD
Washington Dulles International Airport · Dulles
73 km from BWI · America/New_York · +0h · elevation 312 ft (95 m) · airport coordinates 38.9445, -77.4558
3. PHL KPHL
Philadelphia International Airport · Philadelphia
145 km from BWI · America/New_York · +0h · elevation 36 ft (11 m) · airport coordinates 39.8719, -75.2411
4. RIC KRIC
Richmond International Airport · Richmond
194 km from BWI · America/New_York · +0h · elevation 167 ft (51 m) · airport coordinates 37.5052, -77.3197
5. ORF KORF
Norfolk International Airport · Norfolk
257 km from BWI · America/New_York · +0h · elevation 26 ft (8 m) · airport coordinates 36.8953, -76.2010
Route-time reference set
1. BWI-IAD
Dulles · 73 km · 56m
America/New_York · +0h from BWI; reference route only, not a live schedule.
2. BWI-PHL
Philadelphia · 145 km · 1h 1m
America/New_York · +0h from BWI; reference route only, not a live schedule.
3. BWI-RIC
Richmond · 194 km · 1h 5m
America/New_York · +0h from BWI; reference route only, not a live schedule.
4. BWI-ORF
Norfolk · 257 km · 1h 10m
America/New_York · +0h from BWI; reference route only, not a live schedule.
Runway source evidence
Published runway count
3 runways
Longest runway 10,503 ft / 3,201 m. 3 lighted runways in the runway snapshot.
Runway surface mix
asphalt (3)
Surface labels are normalized from the OurAirports runway rows for BWI.
Runway identifiers
10/28 · 15L/33R · 15R/33L
Identifier pairs are retained as airport-specific runway cues, not live operational availability claims.
Same-country airport context
1. DCA KDCA
Ronald Reagan Washington National Airport · Washington · 48 km from BWI
large airport · America/New_York · united-states · 15 ft (5 m) · 38.8521, -77.0377
2. IAD KIAD
Washington Dulles International Airport · Dulles · 73 km from BWI
large airport · America/New_York · united-states · 312 ft (95 m) · 38.9445, -77.4558
3. PHL KPHL
Philadelphia International Airport · Philadelphia · 145 km from BWI
large airport · America/New_York · united-states · 36 ft (11 m) · 39.8719, -75.2411
4. RIC KRIC
Richmond International Airport · Richmond · 194 km from BWI
large airport · America/New_York · united-states · 167 ft (51 m) · 37.5052, -77.3197
5. ORF KORF
Norfolk International Airport · Norfolk · 257 km from BWI
large airport · America/New_York · united-states · 26 ft (8 m) · 36.8953, -76.2010
6. EWR KEWR
Newark Liberty International Airport · Newark · 271 km from BWI
large airport · America/New_York · united-states · 18 ft (5 m) · 40.6894, -74.1705
Country and authority
BWI sits in United States (United States of America), whose capital is Washington, D.C.. Federal Aviation Administration (FAA) is the national civil-aviation authority we name for regulator context. Country context: Americas, North America.
Traveler context
Common country-language signals: English. Currency context: USD ($). BWI is listed with scheduled service in the airport source snapshot.
Names and local labels
BWI is also associated in the airport facts snapshot with WAS, Friendship International. These labels help catch alternate airport names without creating separate duplicate airport pages.
Reference description
Airport near Baltimore, Maryland, United States. This description is used only as identity context; live flight status, terminal assignment, and airport alerts still belong to the official airport or airline source.
Entity fingerprint
Wikidata airport entity: Q94895 · Baltimore/Washington International Thurgood Marshall Airport. Owner / owning body: Maryland Aviation Administration. Administrative area: Anne Arundel County. Named after: Washington, D.C. · Baltimore · Thurgood Marshall
Field and clock profile
Baltimore/Washington International Thurgood Marshall Airport is a near sea-level field at 146 ft (45 m), positioned at 39.1754° N, 76.6683° W in the Northern mid-latitudes. The runway snapshot lists 3 runways and a longest runway of 10,503 ft / 3,201 m. The airport clock uses America/New_York (EDT, UTC-04:00), so cross-date arrivals should be checked against this zone rather than the airline origin city.
City and airport alternatives
Ferndale is the closest retained city-time anchor at 2.6 km. DCA Washington is the closest retained airport alternative at 48 km.
Country airport peers
BWI is compared with DCA Washington at 48 km, IAD Dulles at 73 km, PHL Philadelphia at 145 km, RIC Richmond at 194 km, ORF Norfolk at 257 km inside the retained United States airport set, which is useful when backup airports share the same country context but differ by city, route network, and clock behavior.
Route geometry
BWI-IAD Dulles: 73 km, about 56m, +0h. BWI-PHL Philadelphia: 145 km, about 1h 1m, +0h. BWI-RIC Richmond: 194 km, about 1h 5m, +0h. BWI-ORF Norfolk: 257 km, about 1h 10m, +0h. These are distance and timezone references, not live flight availability claims.
Source trail
OurAirports ident KBWI backs the stable code, coordinate, elevation, and timezone record. bwiairport.com is attached as the official airport website. en.wikipedia.org is used only as supporting reference context. Snapshot date: 2026-05-21.
Operational Profile
Traffic profile
Reference airport
Airline role
Mixed commercial service
Terminal footprint
See operational notes
Runway footprint
3 runways · longest 10,503 ft / 3,201 m
Runway identifiers
10/28, 15L/33R, 15R/33L
OurAirports classifies BWI as a large airport with scheduled service; the airport name and codes identify it as an international gateway for Baltimore.
BWI (KBWI) is a near sea-level field at 146 ft (45 m) in the mid-latitudes, kept in the curated set for its route, timezone, and market-planning value.
BWI sits in a broader regional network with 5 nearby curated alternatives, so airline choice and connection strategy are part of the planning story here.
BWI's runway record lists 3 runways, with the longest runway at 10,503 ft / 3,201 m and source surfaces recorded as asphalt (3).
Maryland Aviation Administration is the clearest operator or management signal we currently have on file for BWI.
These operational notes prefer the structured airport facts snapshot, then fall back to the accepted airport reference at bwiairport.com, then blend that with local timezone, route, and city-access data already on this page.
Decision matrix for BWI
These are the specific situations where this airport page earns its keep: time-zone conversion, city transfer planning, nearby airport backup logic, and source-confidence checks before acting.
When the clock matters
BWI uses America/New_York (EDT, UTC-04:00). Use this before overnight arrivals, cross-date departures, and same-day connections.
When surface access matters
Baltimore/Washington International Thurgood Marshall Airport is about 14 km from central Baltimore; build that transfer into arrival and check-in planning.
When alternates matter
DCA Washington is the closest retained alternate at 48 km, time difference +0h.
When source checks matter
bwiairport.com is listed as the official airport website in the airport facts snapshot; live schedules, gates, routes, terminals, and NOTAM-sensitive operations still need official airport or airline verification.
How this airport compares nearby
These comparisons place BWI inside the retained airport graph by country, timezone, elevation, and coordinate neighbors. They are deterministic dataset facts, not generated flight claims.
Country-rank position
BWI ranks #13 in the curated United States airport set when large airports are listed before medium airports, then sorted by IATA code. The retained country set has 94 airports.
Same-zone airport cohort
BWI shares America/New_York with ALB Albany US · ATL Atlanta US · BDL Hartford US · BOS Boston US · BUF Buffalo US · CHS Charleston US. This helps separate same-clock airports by city, country, code, and geography.
Elevation-neighbor cohort
BWI is 146 ft (45 m). Closest elevation peers in the retained airport set include POM 146 ft (45 m) (0 ft delta) · DUS 147 ft (45 m) (1 ft delta) · MPM 145 ft (44 m) (1 ft delta) · ALC 142 ft (43 m) (4 ft delta) · FLR 142 ft (43 m) (4 ft delta).
Coordinate-neighbor check
BWI's nearest retained coordinate neighbors are DCA 48 km +0h · IAD 73 km +0h · PHL 145 km +0h · RIC 194 km +0h.
Flight Path Arc
Great-circle route between airports with animated plane. Pick a route.
Arriving From / Departing To
| Destination | Route code | Distance | Estimated window | Time difference | Destination clock |
|---|---|---|---|---|---|
| Dulles | IAD | 73 km | 56m | +0h | --:--:-- |
| Philadelphia | PHL | 145 km | 1h 1m | +0h | --:--:-- |
| Richmond | RIC | 194 km | 1h 5m | +0h | --:--:-- |
| Norfolk | ORF | 257 km | 1h 10m | +0h | --:--:-- |
BWI to IAD
Dulles
Distance 73 km; estimated travel window 56m; destination zone America/New_York is +0h from BWI. Use the live destination clock on this page as a cross-timezone planning cue, not as a live flight schedule.
BWI to PHL
Philadelphia
Distance 145 km; estimated travel window 1h 1m; destination zone America/New_York is +0h from BWI. Use the live destination clock on this page as a cross-timezone planning cue, not as a live flight schedule.
BWI to RIC
Richmond
Distance 194 km; estimated travel window 1h 5m; destination zone America/New_York is +0h from BWI. Use the live destination clock on this page as a cross-timezone planning cue, not as a live flight schedule.
Airport Details
Timezone
Ground Transport and Nearby Context
The airport sits in the normal outer-ring range for a major metro gateway, so rail, shuttle coach, and ride-hail all matter when you judge the fastest arrival.
Baltimore is the nearest mapped city anchor in the current dataset, which makes it the cleanest companion page when travelers want to switch from airport timing into local city timing.
Baltimore/Washington International Thurgood Marshall Airport has 5 nearby indexed airport alternatives, which makes backup departures and diversion logic part of real planning instead of a theoretical edge case.
Nearby city time anchors
Airport pages are most useful when they bridge into real city clocks. These city anchors are ranked by distance from BWI, then shown with their own timezone, local time, and time difference from the airport clock.
Ferndale
ferndale · 2.6 km · America/New_York
- Local time
- --:--:--
- Diff
- +0h
Glen Burnie
glen-burnie · 4.0 km · America/New_York
- Local time
- --:--:--
- Diff
- +0h
Severn
severn · 5.0 km · America/New_York
- Local time
- --:--:--
- Diff
- +0h
Hanover
hanover · 5.2 km · America/New_York
- Local time
- --:--:--
- Diff
- +0h
Elkridge
elkridge · 5.7 km · America/New_York
- Local time
- --:--:--
- Diff
- +0h
West Elkridge
west-elkridge · 6.2 km · America/New_York
- Local time
- --:--:--
- Diff
- +0h
South Gate
south-gate · 6.3 km · America/New_York
- Local time
- --:--:--
- Diff
- +0h
Arbutus
arbutus · 9.2 km · America/New_York
- Local time
- --:--:--
- Diff
- +0h
Pasadena
pasadena · 10 km · America/New_York
- Local time
- --:--:--
- Diff
- +0h
Odenton
odenton · 11 km · America/New_York
- Local time
- --:--:--
- Diff
- +0h
Green Haven
green-haven · 11 km · America/New_York
- Local time
- --:--:--
- Diff
- +0h
Ilchester
ilchester · 12 km · America/New_York
- Local time
- --:--:--
- Diff
- +0h
Airlines and Network Role
Baltimore/Washington International Thurgood Marshall Airport does not have a long carrier list in the current source trail, so this page emphasizes the durable pieces travelers can safely use here: local time, field identifiers, nearby airports, and timezone differences.
The route timing references show the first cross-timezone planning burden after this airport: Dulles (IAD), Philadelphia (PHL), Richmond (RIC). Treat them as distance and clock cues, then verify flight availability with the carrier.
Planning checkpoints
- Traffic signal: not clearly stated in the source trail.
- Terminal footprint: not clearly stated in the source trail.
- Runway footprint: 3 runways; longest runway 10,503 ft / 3,201 m; identifiers 10/28, 15L/33R, 15R/33L.
- Runway surfaces: asphalt (3); 3 lighted runways in the source snapshot.
- Operator / management: Maryland Aviation Administration.
- Opened / inaugurated: 1950.
- Network role: mixed or not clearly stated in the source trail.
Nearby Airports
Nearby airports are ranked by coordinate distance from BWI. The time difference column is computed from IANA zones against the page snapshot, while the local clocks update in the browser.
Ronald Reagan Washington National AirportDCA
Washington · large airport
- Distance
- 48 km
- Local time
- --:--:--
- Time diff
- +0h
- Elevation
- 15 ft (5 m)
Compare against DCA when route choice, backup departures, or arrival-side local time matters.
Washington Dulles International AirportIAD
Dulles · large airport
- Distance
- 73 km
- Local time
- --:--:--
- Time diff
- +0h
- Elevation
- 312 ft (95 m)
Compare against IAD when route choice, backup departures, or arrival-side local time matters.
Philadelphia International AirportPHL
Philadelphia · large airport
- Distance
- 145 km
- Local time
- --:--:--
- Time diff
- +0h
- Elevation
- 36 ft (11 m)
Compare against PHL when route choice, backup departures, or arrival-side local time matters.
Richmond International AirportRIC
Richmond · large airport
- Distance
- 194 km
- Local time
- --:--:--
- Time diff
- +0h
- Elevation
- 167 ft (51 m)
Compare against RIC when route choice, backup departures, or arrival-side local time matters.
Norfolk International AirportORF
Norfolk · large airport
- Distance
- 257 km
- Local time
- --:--:--
- Time diff
- +0h
- Elevation
- 26 ft (8 m)
Compare against ORF when route choice, backup departures, or arrival-side local time matters.
Questions
FAQ
What timezone is Baltimore/Washington International Thurgood Marshall Airport (BWI) in?▾
Baltimore/Washington International Thurgood Marshall Airport is in the America/New_York timezone (UTC-04:00, EDT).
What are the codes for Baltimore/Washington International Thurgood Marshall Airport?▾
Baltimore/Washington International Thurgood Marshall Airport uses IATA code BWI and ICAO code KBWI.
Where is Baltimore/Washington International Thurgood Marshall Airport located?▾
Baltimore/Washington International Thurgood Marshall Airport is located in Baltimore, United States at coordinates 39.1754° N, 76.6683° W, with an elevation of 146 ft (45 m) (near sea-level field in the mid-latitudes).
How far is Baltimore/Washington International Thurgood Marshall Airport from central Baltimore?▾
Baltimore/Washington International Thurgood Marshall Airport sits roughly 14 km from the nearest mapped city center for Baltimore.
Which route reference is most useful from BWI?▾
Dulles (IAD) is one of the closest route references on this page, with an estimated travel window of 56m, destination timezone America/New_York, and a +0h difference from BWI.
Which authority regulates BWI?▾
Baltimore/Washington International Thurgood Marshall Airport sits inside United States, where civil aviation oversight is led by the Federal Aviation Administration (FAA).
What other airports in United States are close peers to BWI?▾
BWI's curated peers in United States on this site include DCA Washington, IAD Dulles, PHL Philadelphia, plus 3 more.
How many runways does Baltimore/Washington International Thurgood Marshall Airport have?▾
Baltimore/Washington International Thurgood Marshall Airport's source-backed operational summary lists 3 runways, with the longest runway recorded at 10,503 ft / 3,201 m; identifiers include 10/28, 15L/33R, 15R/33L.