Cheap flights from Illinois to Iceland from $394

The cheapest month to fly to Iceland from Illinois is in January. Flight prices, which tend to average around $402, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Iceland from Illinois during February instead. Flights to Iceland in February, while not as cheap as those in January, still average around $479.

The cheapest day to depart from Illinois to Iceland is on a Wednesday when prices can be found for as low as $594. Flights from Illinois to Iceland on a Monday will generally be more expensive and average around $615. 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 Illinois to Iceland in the afternoon for as low as $502. 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 $632. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Chicago O'Hare Intl to Reykjavik Keflavik Intl for the best Illinois - Iceland flight prices

You are more likely to see cheaper flights to Iceland from Illinois when booking weeks ahead of your departure date. In general, you can expect to find flights to Iceland for around $607 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Iceland from Illinois for as low as $571 on momondo.

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

As of March 2026, there are 3 flights per week flying from Illinois to Iceland. The most common day of the week flights depart is Fri, with 67% of flights taking off on this day.

Flight times from Illinois to Iceland vary, but if you’re flying out of Chicago and flying into Reykjavik Keflavik Intl Airport (one of the most popular routes), then the duration is 7h 23m on average. Another popular route from Illinois to Iceland is flying from Moline to Reykjavik Keflavik Intl Airport, which will take roughly 9h 16m. Keep in mind that layovers or delays could extend your travel time.