Keflavík International Airport
31 miles (50 km) from the city centre. 8.2 million passengers in 2025
| How | Route | Time | Cost |
|---|---|---|---|
| Bus | Flybus to BSÍ bus terminal in Reykjavík, with optional hotel drop-off | about 45m | from 3,999 ISK one way |
Flights from IAD to KEF
2 airlines fly nonstop from Washington Dulles International Airport to Keflavík International Airport. Washington Dulles International Airport (Washington, D.C.) to Keflavík International Airport (Reykjavík).
- Distance
- 2,793 mi
- Nonstop flight
- Varies
- Time difference
- +5h / +4h
- Nonstop airlines
- 2
Fares from IAD to KEF
Checking today’s fares with the airlines.
Nonstop flights
| Airline | From | To |
|---|---|---|
| Icelandair | IAD Washington Dulles International Airport | KEF Keflavík International Airport |
| United AirlinesSeasonal | IAD Washington Dulles International Airport | KEF Keflavík International Airport |
Nonstop service as of October 2026. Airlines change schedules seasonally.
Getting from the airport into Reykjavík
Before you go
US citizens need a valid passport, but no visa, for stays of up to 90 days in any 180-day period in the Schengen Area.
Reykjavík is 5 hours ahead of Washington, D.C. in January and 4 hours ahead of it in July, because the two observe daylight saving time differently. Reykjavík uses the Icelandic krona (ISK).
Read the Reykjavík guide: when to go, weather, airports and tips
Frequently asked questions
How long is the flight from IAD to KEF?
Nonstop flight times vary by airline and season; flights with a connection take longer.
Which airlines fly nonstop from IAD to KEF?
As of October 2026, Icelandair and United Airlines fly this route nonstop, some of them seasonally.
How far is KEF from IAD?
About 2,793 miles (4,495 km) between the airports.
What is the time difference?
Reykjavík is 5 hours ahead of Washington, D.C. in January and 4 hours ahead of it in July, because the two observe daylight saving time differently.
Do I need a passport to fly to Reykjavík?
US citizens need a valid passport, but no visa, for stays of up to 90 days in any 180-day period in the Schengen Area.
How do I get from Keflavík International Airport into Reykjavík?
Flybus to BSÍ bus terminal in Reykjavík, with optional hotel drop-off, about 45 minutes, from 3,999 ISK one way.
Related pages
Sources
Information checked in October 2026. Schedules, fares and entry rules change, so confirm with the airline or the official source before you travel.