--- title: "Washington to Guatemala City flights: who flies IAD-GUA" description: "United Airlines and Avianca fly nonstop from IAD to GUA, about 13 flights a week, scheduled at 4h 10m to 4h 42m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/iad-gua" url: "https://2lnr.com/routes/iad-gua.md" date_modified: "2026-10-18T05:10:47Z" --- # Washington to Guatemala City (IAD-GUA): nonstop flights and who flies them United Airlines and Avianca fly the IAD to GUA nonstop about 13 times a week. The timetable below shows the nonstop scheduled at 4h 10m to 4h 42m for the 1,862 miles. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 24, 2026. See IAD to GUA on the interactive map [Get started free](https://2lnr.com/login) 13 Flights a week, 4-week average 4h 10m to 4h 42m Scheduled flight time 1,862 mi Nonstop distance Free To get started ## Washington to Guatemala City flight schedule Scheduled nonstop departures for IAD to GUA starting October 23, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Washington (IAD) to Guatemala City (GUA) | Date | Flight | Airline | Departs IAD | Arrives GUA | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 23 | AV 655 | Avianca | 03:40 | 05:50 | 4h 10m | [Airbus A320neo](https://2lnr.com/seatmaps/av/a320neo.md) | | Sat, Oct 24 | AV 655 | Avianca | 03:30 | 05:50 | 4h 20m | Airbus A320neo | | Sat, Oct 24 | AV 645 | Avianca | 03:40 | 05:50 | 4h 10m | Airbus A320neo | | Sat, Oct 24 | UA 1523 | United Airlines | 17:52 | 20:30 | 4h 38m | [Boeing 737 MAX 8](https://2lnr.com/seatmaps/ua/737-max-8.md) | | Sun, Oct 25 | AV 655 | Avianca | 03:30 | 05:50 | 4h 20m | Airbus A320neo | | Sun, Oct 25 | UA 1523 | United Airlines | 17:52 | 20:30 | 4h 38m | Boeing 737 MAX 8 | | Mon, Oct 26 | UA 1523 | United Airlines | 17:52 | 20:30 | 4h 38m | Boeing 737 MAX 8 | | Tue, Oct 27 | AV 655 | Avianca | 03:30 | 05:50 | 4h 20m | Airbus A320neo | | Tue, Oct 27 | UA 1523 | United Airlines | 17:43 | 20:25 | 4h 42m | Boeing 737 MAX 8 | | Wed, Oct 28 | AV 655 | Avianca | 03:30 | 05:50 | 4h 20m | [Airbus A320](https://2lnr.com/seatmaps/av/a320.md) | | Wed, Oct 28 | UA 1523 | United Airlines | 17:43 | 20:25 | 4h 42m | Boeing 737 MAX 8 | | Thu, Oct 29 | UA 1523 | United Airlines | 17:43 | 20:25 | 4h 42m | Boeing 737 MAX 8 | Showing all 12 scheduled IAD to GUA departures across 7 days with service, starting October 23, 2026. Later dates are on the interactive map. Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every IAD to GUA date on the interactive map ## Aircraft on the Washington to Guatemala City nonstop In the schedule table on this page, Avianca flies the [Airbus A320neo](https://2lnr.com/seatmaps/av/a320neo.md) and the [Airbus A320](https://2lnr.com/seatmaps/av/a320.md), and United Airlines flies the [Boeing 737 MAX 8](https://2lnr.com/seatmaps/ua/737-max-8.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full IAD to GUA nonstop schedule This page carries the full IAD to GUA nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each IAD to GUA nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See IAD to GUA on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Washington to Guatemala City nonstop Carriers operating IAD to GUA nonstop in the current schedule. - [United Airlines (UA) route map](https://2lnr.com/routes/airlines/ua.md)\ [The aircraft UA flies](https://2lnr.com/seatmaps/ua.md) - [Avianca (AV) route map](https://2lnr.com/routes/airlines/av.md)\ [The aircraft AV flies](https://2lnr.com/seatmaps/av.md) See IAD to GUA on the interactive map → ## Frequently asked questions about IAD to GUA **How long is the flight from Washington (IAD) to Guatemala City (GUA)?** Scheduled flight times from Washington (IAD) to Guatemala City (GUA) run from 4h 10m to 4h 42m across the departures in the schedule table on this page. The nonstop covers about 1,862 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from IAD to GUA?** United Airlines and Avianca fly IAD to GUA nonstop. 2LNR doesn't show award or upgrade space for any of them on IAD to GUA, so this page carries the schedule rather than a space claim. **How many flights a week are there from IAD to GUA?** About 13 nonstop flights a week run between Washington (IAD) and Guatemala City (GUA) in the current schedule, operated by United Airlines and Avianca. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from IAD to GUA depart?** Scheduled IAD to GUA nonstops in the next 7 days with service leave between 03:30 and 17:52, local time at Washington. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate IAD to GUA nonstop?** In the schedule table on this page, IAD to GUA nonstops fly as AV 645 and AV 655 on Avianca, and UA 1523 on United Airlines. The table lists each departure by date with its times and aircraft. **Does 2LNR show upgrade or award space on IAD to GUA?** Not on this route: 2LNR doesn't show award or upgrade space for any airline flying IAD to GUA. The page carries the full IAD to GUA nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [GUA to IAD nonstop flights](https://2lnr.com/routes/gua-iad.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Washington (IAD)](https://2lnr.com/routes/iad.md), or [every route from Guatemala City (GUA)](https://2lnr.com/routes/gua.md). Nonstops from Washington (IAD) to other airports within 150 miles of Guatemala City (GUA): - [Washington (IAD) to San Salvador (SAL)](https://2lnr.com/routes/iad-sal.md), 126 miles from GUA Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full IAD to GUA nonstop schedule Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)