Cheap flights from Washington, D.C. to Reykjavik from $323

The month of January is, on average, the cheapest month to fly to Reykjavik Keflavik Intl Airport from Washington, D.C., with most prices found around $451. If you’re not able to fly to Reykjavik Keflavik Intl Airport in January, then February is your next best option. Flight prices from Washington, D.C. to Reykjavik Keflavik Intl Airport during February average around $466.

The cheapest day to depart from Washington, D.C. to Reykjavik Keflavik Intl Airport is on a Monday when prices can be found for as low as $594. The most expensive day to fly to Reykjavik Keflavik Intl Airport is Friday, with ticket prices averaging around $679.

The cheapest time of day to fly to Reykjavik Keflavik Intl Airport is in the afternoon when flights can be purchased for as low as $489. Flights in the evening are often more expensive with an average ticket price of $642.

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

You are more likely to see cheaper flights to Reykjavik Keflavik Intl Airport from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Reykjavik Keflavik Intl Airport for around $606 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Reykjavik Keflavik Intl Airport from Washington, D.C. for as low as $526 on momondo.

There are 4 cabin classes available to choose from on Washington, D.C. to Reykjavik Keflavik Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 1% on your flight if you consider stops on a Washington, D.C. to Reykjavik Keflavik Intl Airport flight.

Historically, on average around 14% of flights between Washington, D.C. and Reykjavik have experienced a delay on any given week. The average delay length over the past 12 months has been 170 minutes.

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

Saturday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday 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 12% of their flights experiencing any sort of delay.

The number of flights available between Washington, D.C. and Reykjavik Keflavik Intl Airport is 2 per day as of September 2026. The most frequent departure time is 8:00PM, with 100% of daily flights leaving in the evening.

As of September 2026, 19 flights take off from Washington, D.C. and land in Reykjavik Keflavik Intl Airport each week. The most common flight departure day for this route is Mon, with 16% of weekly flights taking off on this day.