The cheapest times to fly from KEF to ORD are
- January 8th to March 4th
- March 26th to May 6th (except the week of April 2nd)
- May 28th to July 15th
- September 10th to September 23rd
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from KEF to ORD is late January. Prices can be as high as $1260 for Tuesday flights during mid December, or as low as $422 for Monday flights around late January.
When to Fly to Chicago
Flying from Keflavik/Reykjavik (KEF) to Chicago, IL (ORD) will usually cost between $428 to $598 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $431. Due to high demand the most expensive time to fly is mid December, with an average price of $760. Planning your trip to low-cost times can easily save you $329 on economy flights and even more on first-class flights. Generally, any price below $466 can be considered a good price for a round-trip KEF to ORD flight.
See below for a graph of average weekly prices for the KEF to ORD route. All prices are for round-trip tickets in USD.
Compared to other flights, the KEF to ORD flight is much cheaper than the average and costs less than the average flight leaving from Reykjavík. The average price per mile (for a direct flight) is $0.1, which is far below average.
Flight Prices by Day of the Week
Monday is usually the cheapest day to depart and return on this flight. Tuesdays are the most expensive days to fly to Chicago, and Saturdays are the most expensive days to return to Reykjavík. Selecting flights on the least expensive days could save you up to $27 (5%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Monday and returning a week later will cost an average of $474. Return trip prices are from the ORD to KEF flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from KEF to ORD can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 6 hour 16 minutes may be realistic.
Flight Questions Answered
Still have questions about flying from KEF to ORD? We’ve got answers.
Which airlines fly this route?
You can find 14 major airlines flying this route most often: Air Canada, Air France, American, Austrian, British Airways, Delta, Finnair, Icelandair, JetBlue, KLM, Lufthansa, SAS, Singapore Airlines, United, and potentially more during busy seasons.
How far away is it from Chicago O’Hare International Airport to Keflavik International Airport?
The distance between the two airports is roughly 2936 miles or 4725 kilometers.
How long does it take to fly from KEF to ORD?
The real-world flight time for a nonstop KEF to ORD flight is about 6 hour 16 minutes.
How many flights go between Keflavik/Reykjavik and Chicago, IL?
It depends on the day of the week and the date, but a typical day might have around 51 available flights from KEF to ORD.
Airport Location Info
|Origination airport name||Keflavik International Airport|
|Destination airport name||Chicago O’Hare International Airport|
|Country||the United States|
Flights to ORD
Flights from ORD
Flights to KEF
Flights from KEF
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.