GUM · Hagåtña, Guam
Antonio B. Won Pat International Airport.
--:--:-- · ChST (UTC+10:00) · 13.4850° N, 144.7973° E
Antonio B. Won Pat International Airport
Airport in Tamuning, Guam, United States
Verification trail
Source-backed facts for GUM
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 5433; ident PGUM; scheduled service listed.
Cached airports.csv snapshot: 2026-04-25; runways.csv snapshot: 2026-05-21.
Official airport source
guamairport.com
Used as the preferred live-reference handoff for terminals, gates, alerts, and airport notices.
Open sourceReference summary
Antonio B. Won Pat International Airport
Airport-shaped reference summary from en.wikipedia.org; summary snapshot 2026-05-20.
Open sourceManual / derived signals
22 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
GUM / PGUM
OurAirports ident
PGUM
GPS / local code
PGUM / GUM
ISO region
GU-U-A
Scheduled service
Listed in source snapshot
Role
international scheduled-service gateway
Official host
guamairport.com
Reference host
en.wikipedia.org
Wikidata entity
Q1136355
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, 9:24 PM UTC.
What you need to know now
Local airport time
--:--:--ChST · UTC+10:00
Time zone
ChST
Pacific/Guam · UTC+10:00
Airfield conditions
Live airport weather is temporarily unavailable.
Surface access
5.8 km
Approximate distance to central Hagåtña.
Airport Snapshot
Country capital
Hagåtña
Languages
Chamorro, English
Currency
USD ($)
Country area
549 km²
Passenger volume
Source note unavailable
Terminals
Not clearly stated
Runways
2 runways
Longest runway
12,015 ft / 3,662 m
Runway surface
asphalt (2)
Opened / operator
1982 · The A
Owner / entity
Q1136355
Hub airlines
Mixed or not clearly stated
Airport role
international scheduled-service gateway
Scheduled service
Listed
Fact coverage
22 source-backed signals
Antonio B. Won Pat International Airport is a international scheduled-service gateway for Hagåtña, Guam. Hagåtña's built-up core sits roughly 5.8 km from the terminal area. Operations run on Pacific/Guam (UTC+10:00, ChST). Live weather is temporarily unavailable. With 3 other indexable airports in its surrounding network, it works well as a reference point for regional flight planning and timezone checks.
Antonio B. Won Pat International Airport (GUM / PGUM) is at 13.4850° N, 144.7973° E, elevation 298 ft (91 m), serving Hagåtña, Guam.
The accepted reference summary is used as supporting context for the airport identity and operating notes; the timed facts here still come from the airport catalog, timezone database, country snapshot, and linked source trail.
Hagåtña is in Guam (capital Hagåtña); on Pacific/Guam (ChST, UTC+10:00); working languages: Chamorro, English, Spanish; currency: USD ($).
Distance from central Hagåtña: 6 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 GUM.
Name and identity cues
Primary airport name
Antonio B. Won Pat International Airport (GUM / PGUM)
Antonio B. Won Pat International Airport · Airport in Tamuning, Guam, United States
Known label 1
NGM
Alternate airport-name cue retained for GUM, not a separate indexable duplicate page.
Known label 2
NAS Agana
Alternate airport-name cue retained for GUM, not a separate indexable duplicate page.
Source identifiers
PGUM · PGUM · GUM · GU-U-A
guamairport.com · en.wikipedia.org · scheduled service yes
Source-specific airport notes
Regional role cue
The airport is a primary cargo hub for Asia Pacific Airlines.
Accepted from the airport reference trail as a role-specific cue for GUM; not treated as a live service guarantee.
Location cue
Won Pat International Airport — also known as Guam International Airport — is an international airport located in Tamuning and Barrigada, three miles (4.8 km) east of the capital city of Hagåtña in the United States territory of Guam.
Used to make the airport page location-specific beyond the code, coordinate, and timezone record.
Surface access cue
It is also the home of the former Naval Air Station Agana, and is the only international airport in the territory.
Kept as traveler context from the source trail; current road, rail, and bus operations still need official confirmation.
Closest mapped city anchors
1. Tamuning
tamuning · 1.7 km from GUM
Guam · Pacific/Guam · +0h · population 19,685 · city coordinates 13.4875, 144.7814
2. Tamuning-Tumon-Harmon Village
tamuning-tumon-harmon-village · 1.7 km from GUM
Guam · Pacific/Guam · +0h · population 19,685 · city coordinates 13.4877, 144.7814
3. Mangilao Village
mangilao-village · 4.2 km from GUM
Guam · Pacific/Guam · +0h · population 15,191 · city coordinates 13.4476, 144.8011
4. Hagåtña
hagatna · 5.3 km from GUM
Guam · Pacific/Guam · +0h · population 1,051 · city coordinates 13.4757, 144.7489
5. Dededo Village
dededo-village · 5.8 km from GUM
Guam · Pacific/Guam · +0h · population 44,943 · city coordinates 13.5178, 144.8391
6. Yigo Village
yigo-village · 11 km from GUM
Guam · Pacific/Guam · +0h · population 20,539 · city coordinates 13.5360, 144.8886
Airport alternatives in the retained graph
1. ROP PGRO
Rota International Airport · Rota Island
90 km from GUM · Pacific/Guam · +0h · elevation 607 ft (185 m) · airport coordinates 14.1733, 145.2411
2. TIQ PGWT
Tinian International Airport · Tinian Island
190 km from GUM · Pacific/Saipan · +0h · elevation 271 ft (83 m) · airport coordinates 15.0005, 145.6190
3. DVO RPMD
Francisco Bangoy International Airport · Davao
2210 km from GUM · Asia/Manila · -2h · elevation 96 ft (29 m) · airport coordinates 7.1255, 125.6460
Route-time reference set
1. GUM-ROP
Rota Island · 90 km · 57m
Pacific/Guam · +0h from GUM; reference route only, not a live schedule.
2. GUM-TIQ
Tinian Island · 190 km · 1h 4m
Pacific/Saipan · +0h from GUM; reference route only, not a live schedule.
3. GUM-DVO
Davao · 2210 km · 3h 38m
Asia/Manila · -2h from GUM; reference route only, not a live schedule.
Runway source evidence
Published runway count
2 runways
Longest runway 12,015 ft / 3,662 m. 2 lighted runways in the runway snapshot.
Runway surface mix
asphalt (2)
Surface labels are normalized from the OurAirports runway rows for GUM.
Runway identifiers
06L/24R · 06R/24L
Identifier pairs are retained as airport-specific runway cues, not live operational availability claims.
Accepted operational notes
Source note 1
The airport is a primary cargo hub for Asia Pacific Airlines.
Retained as a source-backed local role note for GUM.
Source note 2
The airport is named after Antonio Borja Won Pat, the first delegate from Guam to the United States House of Representatives, and is operated by the A.B.
Retained as a source-backed local role note for GUM.
Country and authority
GUM sits in Guam (Guam), whose capital is Hagåtña. No specific civil-aviation authority label is attached in the current map, so this page avoids inventing one. Country context: Oceania, Micronesia.
Traveler context
Common country-language signals: Chamorro, English, Spanish. Currency context: USD ($). GUM is listed with scheduled service in the airport source snapshot.
Names and local labels
GUM is also associated in the airport facts snapshot with NGM, NAS Agana. These labels help catch alternate airport names without creating separate duplicate airport pages.
Reference description
Airport in Tamuning, Guam, 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.
Source-specific cues
Regional role cue: The airport is a primary cargo hub for Asia Pacific Airlines. Location cue: Won Pat International Airport — also known as Guam International Airport — is an international airport located in Tamuning and Barrigada, three miles (4.8 km) east of the capital city of Hagåtña in the United States territory of Guam. Surface access cue: It is also the home of the former Naval Air Station Agana, and is the only international airport in the territory.
Entity fingerprint
Wikidata airport entity: Q1136355 · Antonio B. Won Pat International Airport. Administrative area: Guam · Barrigada. Named after: Antonio Borja Won Pat
Field and clock profile
Antonio B. Won Pat International Airport is a low-elevation field at 298 ft (91 m), positioned at 13.4850° N, 144.7973° E in the Northern tropics. The runway snapshot lists 2 runways and a longest runway of 12,015 ft / 3,662 m. The airport clock uses Pacific/Guam (ChST, UTC+10:00), so cross-date arrivals should be checked against this zone rather than the airline origin city.
City and airport alternatives
Tamuning is the closest retained city-time anchor at 1.7 km. ROP Rota Island is the closest retained airport alternative at 90 km.
Country airport peers
GUM has no same-country peer airports retained in the current airport set, so the useful comparison points are its code, coordinates, timezone, and route references.
Route geometry
GUM-ROP Rota Island: 90 km, about 57m, +0h. GUM-TIQ Tinian Island: 190 km, about 1h 4m, +0h. GUM-DVO Davao: 2210 km, about 3h 38m, -2h. These are distance and timezone references, not live flight availability claims.
Source trail
OurAirports ident PGUM backs the stable code, coordinate, elevation, and timezone record. guamairport.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
2 runways · longest 12,015 ft / 3,662 m
Runway identifiers
06L/24R, 06R/24L
OurAirports classifies GUM as a large airport with scheduled service; the airport name and codes identify it as an international gateway for Hagåtña.
GUM (PGUM) is a low-elevation field at 298 ft (91 m) in the tropics, kept in the curated set for its route, timezone, and market-planning value.
GUM sits in a broader regional network with 3 nearby curated alternatives, so airline choice and connection strategy are part of the planning story here.
GUM's runway record lists 2 runways, with the longest runway at 12,015 ft / 3,662 m and source surfaces recorded as asphalt (2).
The A is the clearest operator or management signal we currently have on file for GUM.
- The airport is a primary cargo hub for Asia Pacific Airlines.
- The airport is named after Antonio Borja Won Pat, the first delegate from Guam to the United States House of Representatives, and is operated by the A.B.
These operational notes prefer the structured airport facts snapshot, then fall back to the accepted airport reference at guamairport.com, then blend that with local timezone, route, and city-access data already on this page.
Decision matrix for GUM
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
GUM uses Pacific/Guam (ChST, UTC+10:00). Use this before overnight arrivals, cross-date departures, and same-day connections.
When surface access matters
Antonio B. Won Pat International Airport is about 5.8 km from central Hagåtña; build that transfer into arrival and check-in planning.
When alternates matter
ROP Rota Island is the closest retained alternate at 90 km, time difference +0h.
When source checks matter
guamairport.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 GUM inside the retained airport graph by country, timezone, elevation, and coordinate neighbors. They are deterministic dataset facts, not generated flight claims.
Country-rank position
GUM ranks #1 in the curated Guam airport set when large airports are listed before medium airports, then sorted by IATA code. The retained country set has 1 airport.
Same-zone airport cohort
GUM shares Pacific/Guam with ROP Rota Island MP. This helps separate same-clock airports by city, country, code, and geography.
Elevation-neighbor cohort
GUM is 298 ft (91 m). Closest elevation peers in the retained airport set include BBU 297 ft (91 m) (1 ft delta) · DUR 295 ft (90 m) (3 ft delta) · CGN 302 ft (92 m) (4 ft delta) · NAP 294 ft (90 m) (4 ft delta) · ORY 291 ft (89 m) (7 ft delta).
Coordinate-neighbor check
GUM's nearest retained coordinate neighbors are ROP 90 km +0h · TIQ 190 km +0h · DVO 2210 km -2h.
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 |
|---|---|---|---|---|---|
| Rota Island | ROP | 90 km | 57m | +0h | --:--:-- |
| Tinian Island | TIQ | 190 km | 1h 4m | +0h | --:--:-- |
| Davao | DVO | 2210 km | 3h 38m | -2h | --:--:-- |
GUM to ROP
Rota Island
Distance 90 km; estimated travel window 57m; destination zone Pacific/Guam is +0h from GUM. Use the live destination clock on this page as a cross-timezone planning cue, not as a live flight schedule.
GUM to TIQ
Tinian Island
Distance 190 km; estimated travel window 1h 4m; destination zone Pacific/Saipan is +0h from GUM. Use the live destination clock on this page as a cross-timezone planning cue, not as a live flight schedule.
GUM to DVO
Davao
Distance 2210 km; estimated travel window 3h 38m; destination zone Asia/Manila is -2h from GUM. 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
Central Hagåtña is close enough that taxi, ride-hail, and rail or shuttle links are usually the fastest arrival options.
Dededo Village 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.
Antonio B. Won Pat International Airport has 3 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 GUM, then shown with their own timezone, local time, and time difference from the airport clock.
Tamuning
tamuning · 1.7 km · Pacific/Guam
- Local time
- --:--:--
- Diff
- +0h
Tamuning-Tumon-Harmon Village
tamuning-tumon-harmon-village · 1.7 km · Pacific/Guam
- Local time
- --:--:--
- Diff
- +0h
Mangilao Village
mangilao-village · 4.2 km · Pacific/Guam
- Local time
- --:--:--
- Diff
- +0h
Hagåtña
hagatna · 5.3 km · Pacific/Guam
- Local time
- --:--:--
- Diff
- +0h
Dededo Village
dededo-village · 5.8 km · Pacific/Guam
- Local time
- --:--:--
- Diff
- +0h
Yigo Village
yigo-village · 11 km · Pacific/Guam
- Local time
- --:--:--
- Diff
- +0h
Airlines and Network Role
Antonio B. Won Pat International 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: Rota Island (ROP), Tinian Island (TIQ), Davao (DVO). 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: 2 runways; longest runway 12,015 ft / 3,662 m; identifiers 06L/24R, 06R/24L.
- Runway surfaces: asphalt (2); 2 lighted runways in the source snapshot.
- Operator / management: The A.
- Opened / inaugurated: 1982.
- Network role: mixed or not clearly stated in the source trail.
Nearby Airports
Nearby airports are ranked by coordinate distance from GUM. The time difference column is computed from IANA zones against the page snapshot, while the local clocks update in the browser.
Rota International AirportROP
Rota Island · large airport
- Distance
- 90 km
- Local time
- --:--:--
- Time diff
- +0h
- Elevation
- 607 ft (185 m)
Compare against ROP when route choice, backup departures, or arrival-side local time matters.
Tinian International AirportTIQ
Tinian Island · large airport
- Distance
- 190 km
- Local time
- --:--:--
- Time diff
- +0h
- Elevation
- 271 ft (83 m)
Compare against TIQ when route choice, backup departures, or arrival-side local time matters.
Francisco Bangoy International AirportDVO
Davao · large airport
- Distance
- 2210 km
- Local time
- --:--:--
- Time diff
- -2h
- Elevation
- 96 ft (29 m)
Compare against DVO when route choice, backup departures, or arrival-side local time matters.
Companion Planning Tools
Questions
FAQ
What timezone is Antonio B. Won Pat International Airport (GUM) in?▾
Antonio B. Won Pat International Airport is in the Pacific/Guam timezone (UTC+10:00, ChST).
What are the codes for Antonio B. Won Pat International Airport?▾
Antonio B. Won Pat International Airport uses IATA code GUM and ICAO code PGUM.
Where is Antonio B. Won Pat International Airport located?▾
Antonio B. Won Pat International Airport is located in Hagåtña, Guam at coordinates 13.4850° N, 144.7973° E, with an elevation of 298 ft (91 m) (low-elevation field in the tropics).
How far is Antonio B. Won Pat International Airport from central Hagåtña?▾
Antonio B. Won Pat International Airport sits roughly 5.8 km from the nearest mapped city center for Hagåtña.
Which route reference is most useful from GUM?▾
Rota Island (ROP) is one of the closest route references on this page, with an estimated travel window of 57m, destination timezone Pacific/Guam, and a +0h difference from GUM.
How many runways does Antonio B. Won Pat International Airport have?▾
Antonio B. Won Pat International Airport's source-backed operational summary lists 2 runways, with the longest runway recorded at 12,015 ft / 3,662 m; identifiers include 06L/24R, 06R/24L.