Cheap flights from Washington, D.C. to Iceland from $352

The cheapest month to fly to Iceland from Washington, D.C. is in October. Flight prices, which tend to average around $379, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, then book flights to Iceland from Washington, D.C. during September instead. Flights to Iceland in September, while not as cheap as those in October, still average around $391.

The cheapest day to depart from Washington, D.C. to Iceland is on a Sunday when prices can be found for as low as $544. Flights from Washington, D.C. to Iceland on a Thursday will generally be more expensive and average around $582. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

According to our data, the cheapest time of day to fly to Iceland is in the afternoon. momondo users have found flights departing from Washington, D.C. to Iceland in the afternoon for as low as $489. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the evening because they tend to be around $561. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Washington, D.C. Dulles Intl to Reykjavik Keflavik Intl for the best Washington, D.C. - Iceland flight prices

You are more likely to see cheaper flights to Iceland from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Iceland for around $515 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Iceland from Washington, D.C. for as low as $462 on momondo.

There are 3 cabin classes available to choose from on Washington, D.C. to Iceland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Icelandair, Virgin Atlantic, and American Airlines are the most popular carriers operating from Washington, D.C. to Iceland

Icelandair, PLAY and United Airlines are the top three most popular airlines that fly to Iceland from Washington, D.C. according to our data. Icelandair is the first choice among our users, with 85% of people opting to fly with this airline when traveling to Iceland. Keep in mind that there are 3 different airlines that fly to Iceland on a routine basis, so you have a few additional options to choose from.

Historically, on average around 8% of flights between Washington, D.C. and Iceland have experienced a delay on any given week. The average delay length over the past 12 months has been 120 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Friday is statistically the day of the week which experiences the fewest number of delays on this flight route. Wednesday has historically seen more delays on average compared to the rest of the week.

According to our data, Icelandair have had the least number of delays on this route over the last 12 months; with about 8% of their flights experiencing any sort of delay.

As of March 2026, 6 flights take off from Washington, D.C. and land in Iceland each week. The most common flight departure day for this route is Tue, with 33% of weekly flights taking off on this day.

Flight times from Washington, D.C. to Iceland vary, but if you’re flying out of Baltimore and flying into Reykjavik Keflavik Intl Airport (one of the most popular routes), then the duration is 5h 50m on average. Another popular route from Washington, D.C. to Iceland is flying from Washington, D.C. to Reykjavik Keflavik Intl Airport, which will take roughly 7h. Keep in mind that layovers or delays could extend your travel time.