Cheap flights from the United States to Iceland from $275

The cheapest month to fly to Iceland from United States is in October. Flight prices, which tend to average around $425, 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 United States during January instead. Flights to Iceland in January, while not as cheap as those in October, still average around $452.

Fly from Seattle/Tacoma Intl to Reykjavik Keflavik Intl for the best United States - Iceland flight prices

You are more likely to see cheaper flights to Iceland from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to Iceland for around $499 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Iceland from United States for as low as $444 on momondo.

There are 4 cabin classes available to choose from on United States to Iceland flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

WestJet, KLM, and Delta are the most popular carriers operating from United States to Iceland

Icelandair, United Airlines and Delta are the top three most popular airlines that fly to Iceland from United States according to our data. Icelandair is the first choice among our users, with 82% of people opting to fly with this airline when traveling to Iceland. Keep in mind that there are 14 different airlines that fly to Iceland on a routine basis, so you have a few additional options to choose from.

Historically, on average around 16% of flights between United States and Iceland have experienced a delay on any given week. The average delay length over the past 12 months has been 183 minutes.

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

Tuesday 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 16% of their flights experiencing any sort of delay.

As of May 2026, there are 23 flights per day flying from United States to Iceland. The most common time of day flights depart is 8:00PM, with 100% of flights taking off in the evening.

163 flights are operational weekly from United States to Iceland as of May 2026. The most popular departure day for this route is Wed, with 17% of flights per week taking off on this day.