Chicago to Reykjavik flight time and route facts

Booking a route from Chicago to Reykjavik without checking the season first is how a trip gets rebuilt in October. The route runs on Isavia's own published schedule, and it changes shape between summer and winter rather than staying fixed all year. This page states the flight time, the season and the current carrier picture for the route, all from Keflavik airport's own destination data, so the planning starts from what is actually flying rather than from an old itinerary or a airline that no longer exists.

Reykjavik's airport is Keflavik (KEF), about 47.2 km (29.3 miles) from the city and roughly 47 minutes by car. A one-way Flybus transfer into town costs from 3,999 ISK, and travellers arriving from a long transatlantic leg tend to book that transfer before landing rather than after.

What the route code actually covers

Searching by airport code alone hides the fact that the route is a single nonstop product, not a menu of connecting options through other European hubs. Isavia lists Chicago among the 16 US airports with scheduled nonstop service to Keflavik, and the route sits in the group that runs all year rather than the group that only operates in summer or winter.

The ord to Reykjavik listing on Keflavik's own destinations page is the authoritative statement of whether the route is currently flying, and it is worth checking against that page rather than against a booking search that may still show a route after it has changed season.

Thirteen of the sixteen US airports with a nonstop to Keflavik run year round, and Chicago is one of them, unlike Detroit and Pittsburgh, which are summer only, or Miami, which is winter only. That distinction matters more for a Chicago departure than most, since a traveller assuming the summer-only pattern of some Midwest routes could misjudge when the flight is actually on sale.

A year-round listing is not a guarantee that stretches indefinitely; Isavia tags each route by season and reviews the map periodically, so the current status is worth confirming close to the booking date rather than assumed from a prior trip.

How long the flight actually takes

Assuming the Chicago hop matches a New York or Boston departure time is a common mistake, since Chicago sits further from Keflavik than the East Coast gateways and the block time is longer. Isavia's own destination data puts the flight time chicago to Reykjavik route at 6 hours and 5 minutes, longer than Boston's 5h 40m or New York JFK's 5h 45m, and shorter than Seattle's 7h 30m or Denver's 8h 05m.

For anyone asking how long is the flight from chicago to Reykjavik in the context of planning arrival time, 6h 05m is the figure to work from rather than a rounded estimate, and it applies to the nonstop routing rather than to any itinerary with a connection.

Eastbound flights on this route run shorter than the return westbound leg, since the jet stream works against the westbound direction on North Atlantic crossings generally. A traveller building a return itinerary from Reykjavik back to Chicago should expect the westbound block time to run longer than the 6h 05m eastbound figure rather than assume the two legs mirror each other.

What is actually on sale right now

Treating a route as permanent because it showed up on a search last year is the mistake this section corrects. Chicago to Reykjavik flights currently run nonstop and year round on Isavia's published route map, which lists Chicago among the 13 of 16 US gateways that fly to Keflavik in every season rather than only in summer.

That status is drawn from Keflavik airport's own destinations page, checked against the airport operator's data rather than against a fare search, since a route being bookable for a given date and a route being scheduled for the season are not always the same signal this far in advance.

PLAY, the Icelandic low-cost carrier, ceased operations on 29 September 2025 and no longer appears on Isavia's airline list, so any comparison that still includes it as a Chicago option is working from an outdated route map. The airport's own airline list and its news page confirming PLAY's shutdown are the current record of who actually flies the route.

Which carrier operates the route

Assuming any US or European airline could be flying this route is a mistake worth correcting before booking. Isavia's list of airlines serving North America out of Keflavik names Icelandair, Delta, United Airlines, Alaska Airlines, Air Canada, Air Transat and WestJet, and icelandair chicago to Reykjavik service sits inside a wider pattern where Icelandair carries most of the transatlantic map and is the only carrier on many US routes.

Icelandair flies to 60 of the 84 destinations on Isavia's current list, so the airline behind the Chicago route also connects onward to a large share of Keflavik's European and Greenlandic network without requiring a change of terminal.

Other North American carriers on Isavia's list tend to add summer frequencies on routes Icelandair already operates rather than opening entirely separate city pairs, which is part of why the year-round status of the Chicago route rests more on Icelandair's own schedule than on any competing carrier.

Departing from O'Hare specifically

Assuming every Chicago-area airport serves Keflavik is the error this section heads off. O'hare to Reykjavik is the actual routing on Isavia's list; Chicago's other major airport, Midway, does not appear among the US gateways with a nonstop to Keflavik, so the departure point for this route is fixed rather than a choice between the city's two airports.

O'Hare sits among the 16 US airports Isavia lists with scheduled Keflavik service, in the year-round group alongside airports like Boston, New York JFK and Newark, Seattle and Washington DC, rather than in the smaller group of summer-only or winter-only US routes.

The route's year-round status means a traveller flying from O'Hare does not need to work around a seasonal gap the way someone connecting through a summer-only US gateway would, though the season tag on any route is reviewed periodically rather than fixed for good.

Common questions

Is there a nonstop flight between Chicago and Reykjavik?

Yes. Keflavik airport's own route list shows a scheduled nonstop between Chicago and Keflavik, and the route is tagged as running year round rather than seasonally.

How long does the flight take?

Isavia's published block time for the route is 6 hours and 5 minutes. The return, westbound leg typically runs longer than the outbound eastbound leg on North Atlantic routes generally.

Does PLAY still fly this route?

No. PLAY ceased operations on 29 September 2025 and no longer appears on Isavia's list of airlines serving Keflavik.

Which airport in Chicago has the flight?

O'Hare is the Chicago airport on Keflavik's published route list. Midway does not appear among the US airports with nonstop Keflavik service.

Which airline operates the Chicago to Keflavik route?

Icelandair is the hub carrier behind most of Keflavik's transatlantic network, including the routes to the US airports on Isavia's year-round list.