Cheap flights from Illinois to Iceland from $335

The cheapest month to fly to Iceland from Illinois is in February. Flight prices, which tend to average around $475, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Iceland from Illinois during January instead. Flights to Iceland in January, while not as cheap as those in February, still average around $492.

The cheapest day to depart from Illinois to Iceland is on a Wednesday when prices can be found for as low as $645. Flights from Illinois to Iceland on a Monday will generally be more expensive and average around $687. 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 $553. 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 $703. 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 $620 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 $509 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 October 2026, there are 1 flights per day flying from Illinois to Iceland. The most common time of day flights depart is 9:00PM, with 100% of flights taking off in the evening.

As of October 2026, there are 13 flights per week flying from Illinois to Iceland. The most common day of the week flights depart is Wed, with 46% of flights taking off on this day.