--- title: "Washington to Reykjavik flights: who flies IAD-KEF" description: "Icelandair and United Airlines fly nonstop from IAD to KEF, about 7 flights a week, scheduled at 5h 50m to 5h 55m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/iad-kef" url: "https://2lnr.com/routes/iad-kef.md" date_modified: "2026-10-18T05:10:47Z" --- # Washington to Reykjavik (IAD-KEF): nonstop flights and who flies them Icelandair and United Airlines fly the IAD to KEF nonstop about 7 times a week. The timetable below shows the nonstop scheduled at 5h 50m to 5h 55m for the 2,792 miles. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 22, 2026. See IAD to KEF on the interactive map [Get started free](https://2lnr.com/login) 7 Flights a week, 4-week average 5h 50m to 5h 55m Scheduled flight time 2,792 mi Nonstop distance Free To get started ## Washington to Reykjavik flight schedule Scheduled nonstop departures for IAD to KEF starting October 22, 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 Reykjavik (KEF) | Date | Flight | Airline | Departs IAD | Arrives KEF | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | FI 644 | Icelandair | 20:30 | 06:25 | 5h 55m | [Boeing 737 MAX 8](https://2lnr.com/seatmaps/fi/737-max-8.md) | | Fri, Oct 23 | FI 644 | Icelandair | 20:30 | 06:25 | 5h 55m | Boeing 737 MAX 8 | | Sat, Oct 24 | FI 644 | Icelandair | 20:40 | 06:35 | 5h 55m | Boeing 737 MAX 8 | | Sun, Oct 25 | FI 644 | Icelandair | 20:40 | 06:35 | 5h 55m | Boeing 737 MAX 8 | | Mon, Oct 26 | FI 644 | Icelandair | 20:40 | 06:35 | 5h 55m | Boeing 737 MAX 8 | | Tue, Oct 27 | FI 644 | Icelandair | 20:40 | 06:30 | 5h 50m | Boeing 737 MAX 8 | | Wed, Oct 28 | FI 644 | Icelandair | 20:40 | 06:35 | 5h 55m | Boeing 737 MAX 8 | Showing all 7 scheduled IAD to KEF departures across 7 days with service, starting October 22, 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 KEF date on the interactive map ## Aircraft on the Washington to Reykjavik nonstop Icelandair flies the [Boeing 737 MAX 8](https://2lnr.com/seatmaps/fi/737-max-8.md) on every departure in the schedule table on this page. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full IAD to KEF nonstop schedule This page carries the full IAD to KEF 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 KEF nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See IAD to KEF on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Washington to Reykjavik nonstop Carriers operating IAD to KEF nonstop in the current schedule. - [Icelandair (FI) route map](https://2lnr.com/routes/airlines/fi.md)\ [The aircraft FI flies](https://2lnr.com/seatmaps/fi.md) - [United Airlines (UA) route map](https://2lnr.com/routes/airlines/ua.md)\ [The aircraft UA flies](https://2lnr.com/seatmaps/ua.md) See IAD to KEF on the interactive map → ## Frequently asked questions about IAD to KEF **How long is the flight from Washington (IAD) to Reykjavik (KEF)?** Scheduled flight times from Washington (IAD) to Reykjavik (KEF) run from 5h 50m to 5h 55m across the departures in the schedule table on this page. The nonstop covers about 2,792 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from IAD to KEF?** Icelandair and United Airlines fly IAD to KEF nonstop. 2LNR doesn't show award or upgrade space for any of them on IAD to KEF, so this page carries the schedule rather than a space claim. **How many flights a week are there from IAD to KEF?** About 7 nonstop flights a week run between Washington (IAD) and Reykjavik (KEF) in the current schedule, operated by Icelandair and United Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from IAD to KEF depart?** Scheduled IAD to KEF nonstops in the next 7 days with service leave between 20:30 and 20:40, 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 KEF nonstop?** Icelandair flies FI 644 nonstop from Washington (IAD) to Reykjavik (KEF), the only flight number in the schedule table on this page. The table lists each date with its departure and arrival times and aircraft. **Does 2LNR show upgrade or award space on IAD to KEF?** Not on this route: 2LNR doesn't show award or upgrade space for any airline flying IAD to KEF. The page carries the full IAD to KEF nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [KEF to IAD nonstop flights](https://2lnr.com/routes/kef-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 Reykjavik (KEF)](https://2lnr.com/routes/kef.md). Nonstops to Reykjavik (KEF) from other airports within 150 miles of Washington (IAD): - [Baltimore (BWI) to Reykjavik (KEF)](https://2lnr.com/routes/bwi-kef.md), 45 miles from IAD - [Philadelphia (PHL) to Reykjavik (KEF)](https://2lnr.com/routes/phl-kef.md), 134 miles from IAD 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 KEF 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)