Cheap flights from Oslo to Chicago O'Hare International

Compare Oslo to Chicago O'Hare International flight deals

Find the cheapest month or even day of the year to fly to Chicago O'Hare International

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Flight deals from Oslo to Chicago O'Hare International

Looking for a cheap last-minute deal or the best return flight from Oslo to Chicago O'Hare International Airport? If you want to travel next month, return fares start from $802. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Oslo to Chicago O'Hare International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Oslo to Chicago O'Hare International flights are currently cheapest in October.

Oslo to Chicago O'Hare International: Alternative routes

Compare routes from Oslo to Chicago below. You may find an airport to fly into that's cheaper, faster, or easier than Chicago O'Hare International.

Oslo to Chicago: Flight information

The things to know before you go.
Cheapest flight found$484
Cheapest month to flyOctober

Finding cheap flights from Oslo to Chicago O'Hare International: Frequently asked questions

The best price we found for a return flight from Oslo to Chicago O'Hare International is $718. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Oslo to Chicago O'Hare International. But we found flights with one stop from $718.
As of May 2026, there are no flights flying from Oslo to Chicago O'Hare International.
The cheapest month to fly from Oslo to Chicago O'Hare International is usually October.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Oslo to Chicago O'Hare International Airport on Thursday, 8 October 2026.
No airlines currently offer direct flights between Oslo and Chicago O'Hare International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago O'Hare International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Chicago O'Hare International is SWISS .

Flying from Oslo to O'Hare International Airport (ORD): What you need to know

  • There are two main airports you can start your journey from in Oslo. Check out your options leaving from Oslo Airport Gardermoen (OSL) or Torp Sandefjord Airport (TRF) when planning your flight from Oslo to O'Hare International Airport (ORD).

  • O'Hare International Airport is located in Chicago. The city follows the UTC-5 timezone and is six hours behind Oslo.

  • Your flight from Oslo to ORD won't wait if you're running late, so show up at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • If you're flying during a major holiday or other peak period, give yourself more time. Arrive two hours before domestic flights and up to four hours before international departures. Queues at security and check-in will be longer.

Airports in Oslo

Oslo Airport Gardermoen (OSL)

  • Think about adding a stopover to find cheap flights from Oslo to ORD. Just uncheck 'Direct flights only' when searching for departures from Oslo Airport Gardermoen (OSL). Take a break from travelling at one of these popular airports:

    • Amsterdam Airport Schiphol (AMS)

    • Edinburgh Airport (EDI)

    • Keflavik International Airport (KEF)

  • OSL is about 48 kilometres from central Oslo. If you're catching a cab, driving or ride-sharing from the centre, it'll take 40 minutes or so to get there, depending on traffic. If you're planning to take public transport, expect the travel time to be around 30 minutes.

  • In search of a comfortable hotel near Oslo Airport Gardermoen? If you've booked an early flight from Oslo to O'Hare International Airport, these stays will put you moments from your departure gate:

  • 71.98% of flights taking off from Oslo Airport Gardermoen make it to their destination on schedule.

Torp Sandefjord Airport (TRF)

  • On public transport, you can travel from central Oslo to TRF in around 2 hours 20 minutes. The terminal is roughly 121 kilometres away, and making the trip by car will take approximately 1 hour 30 minutes.

  • Want to treat yourself to an extra night away before your Oslo to ORD flight? Relax in a hotel near Torp Sandefjord Airport before your holiday officially starts. These stays have a room with your name on it:

  • 66.77% of flights leaving Torp Sandefjord Airport stick to their scheduled arrival time.

About O'Hare International Airport (ORD)

Getting from O'Hare International Airport (ORD) to central Chicago

  • The centre of Chicago is roughly 26 kilometres from O'Hare International Airport. Travel times by cab or car hire will vary depending on traffic conditions and time of day, so do a little research ahead of time.

  • It takes around 55 minutes when travelling by public transport.

How to find the cheapest flights from Oslo to O'Hare International Airport (ORD)

  • At the moment, $484 is the best price we've found for a one-way ticket from Oslo to O'Hare International Airport. The cheapest price for a return flight is $718. Keep in mind fares can change due to availability at the time of booking.

  • Booking early is often the key to scoring a cheap flight from Oslo to ORD. Flight prices rise as demand increases, so the closer you get to departure, the more you'll likely pay.

  • The 'Whole month' search tool shows you the cheapest Oslo to O'Hare International Airport tickets across every month. It's an easy way to find a bargain if your trip dates are flexible.

  • Snapping up a cheap plane ticket from Oslo to ORD is a piece of cake with Price Alerts. Simply create one of these automatic alerts and we'll notify you when prices go down.

  • Tailor your travel plans using filters. Select your ideal departure and arrival times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Best' or 'Cheapest' flights from Oslo to O'Hare International Airport.

The best time to fly from Oslo to O'Hare International Airport (ORD)

  • February is the quietest month for flights from Oslo to O'Hare International Airport (ORD), while August is the most popular. Choose the ideal time to go to Chicago based on whether you prefer a laid-back vibe or a lively atmosphere.

  • Book an Oslo to ORD plane ticket departing in July if you're eager to visit the city during its warmest month. Expect temperatures in Chicago to range from 15ºC (59ºF) to 29ºC (84ºF).

  • If you like cooler conditions, search for a cheap ticket from Oslo to O'Hare International Airport in January when temperatures are between -12ºC (10ºF) and 3ºC (37ºF).

More about Chicago

Explore more of the United States

  • You've seen Chicago, now it's time to discover other parts of the United States. Journey about 290 kilometres south-east to Indianapolis to check off its leading sights. From 9-11 Memorial to Lucas Oil Stadium and Eiteljorg Museum, your itinerary will be busy.

  • Around 121 kilometres north of Chicago, Milwaukee is another essential stop in the United States. Experience major highlights starting with Richards Duplex Apartments by Frank Lloyd Wright, Miller Park and Milwaukee County Zoo.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.