$264 Cheap Flights from Chicago (ORD) to Oslo (OSL)

View $264 flight on Wed, Nov 12, 2025Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Gardermoen Airport (OSL)

Cheap Flights from Chicago to Oslo (ORD-OSL)

Prices were available within the past 7 days and start at $264 for one-way flights and $416 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Wed, Apr 1 - Tue, Apr 14
ORD
Chicago
OSL
Oslo
$416 Roundtrip, found 16 hours ago
$416
Roundtrip
found 16 hours ago
Select Scandinavian Airlines flight, departing Wed, Apr 1 from Chicago to Oslo, returning Tue, Apr 14, priced at $416 found 16 hours ago
Icelandair
Sat, Oct 25 - Mon, Nov 3
ORD
Chicago
OSL
Oslo
$419 Roundtrip, found 13 hours ago
$419
Roundtrip
found 13 hours ago
Select Icelandair flight, departing Sat, Oct 25 from Chicago to Oslo, returning Mon, Nov 3, priced at $419 found 13 hours ago
TAP Portugal
Fri, Dec 5 - Tue, Dec 16
ORD
Chicago
OSL
Oslo
$453 Roundtrip, found 21 hours ago
$453
Roundtrip
found 21 hours ago
Select TAP Portugal flight, departing Fri, Dec 5 from Chicago to Oslo, returning Tue, Dec 16, priced at $453 found 21 hours ago
American Airlines
Wed, Apr 29 - Wed, May 6
ORD
Chicago
OSL
Oslo
$462 Roundtrip, found 3 days ago
$462
Roundtrip
found 3 days ago
Select American Airlines flight, departing Wed, Apr 29 from Chicago to Oslo, returning Wed, May 6, priced at $462 found 3 days ago
British Airways
Tue, Mar 10 - Tue, Mar 17
ORD
Chicago
OSL
Oslo
$480 Roundtrip, found 7 hours ago
$480
Roundtrip
found 7 hours ago
Select British Airways flight, departing Tue, Mar 10 from Chicago to Oslo, returning Tue, Mar 17, priced at $480 found 7 hours ago
Iberia
Tue, Dec 2 - Mon, Dec 8
ORD
Chicago
OSL
Oslo
$487 Roundtrip, found 5 days ago
$487
Roundtrip
found 5 days ago
Select Iberia flight, departing Tue, Dec 2 from Chicago to Oslo, returning Mon, Dec 8, priced at $487 found 5 days ago
United
Tue, Feb 10 - Fri, Feb 20
ORD
Chicago
OSL
Oslo
$494 Roundtrip, found 22 hours ago
$494
Roundtrip
found 22 hours ago
Select United flight, departing Tue, Feb 10 from Chicago to Oslo, returning Fri, Feb 20, priced at $494 found 22 hours ago
Lufthansa
Tue, Mar 10 - Tue, Mar 17
ORD
Chicago
OSL
Oslo
$496 Roundtrip, found 7 hours ago
$496
Roundtrip
found 7 hours ago
Select Lufthansa flight, departing Tue, Mar 10 from Chicago to Oslo, returning Tue, Mar 17, priced at $496 found 7 hours ago
Air Canada
Mon, Dec 1 - Tue, Dec 9
ORD
Chicago
OSL
Oslo
$519 Roundtrip, found 15 hours ago
$519
Roundtrip
found 15 hours ago
Select Air Canada flight, departing Mon, Dec 1 from Chicago to Oslo, returning Tue, Dec 9, priced at $519 found 15 hours ago
Delta
Tue, Nov 4 - Tue, Nov 11
ORD
Chicago
OSL
Oslo
$534 Roundtrip, found 5 days ago
$534
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Nov 4 from Chicago to Oslo, returning Tue, Nov 11, priced at $534 found 5 days ago

Find the cheapest month to fly from Chicago (ORD) to Oslo (OSL)

November is typically the cheapest month to fly

From $405 - $736 per traveler.

Frequently asked questions

How much does a flight from O'Hare Intl. Airport (ORD) to Gardermoen Airport (OSL) cost?
Snag a cheap one-way flight from $264 or cheap return flight from $416 from O'Hare Intl. Airport (ORD) to Gardermoen Airport (OSL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from O'Hare Intl. Airport (ORD) to Gardermoen Airport (OSL)?
April is the least expensive month to fly from ORD to OSL. Avoiding peak travel times is often the key to better flight prices.
What is the cheapest airline that flies from O'Hare Intl. Airport (ORD) to Gardermoen Airport (OSL)?
To find the cheapest airline that'll fly you from ORD to OSL, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from O'Hare Intl. Airport (ORD) to Gardermoen Airport (OSL)?
You'll need to take a flight with a layover when traveling from O'Hare Intl. Airport (ORD) to Gardermoen Airport (OSL). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find the best option for your trip.
What day of the week has the most flights from ORD to OSL?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on a range of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from O'Hare Intl. Airport (ORD) to Gardermoen Airport (OSL)?
To land at Gardermoen Airport (OSL) on time, pick a flight that leaves O'Hare Intl. Airport (ORD) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from O'Hare Intl. Airport (ORD) to Gardermoen Airport (OSL) last-minute?
Last-minute fares from ORD to OSL are typically more expensive. For the lowest prices, start looking for flights well ahead of time. That said, if you can play around with your travel dates, it's possible to find a cheap fare just before your departure.
Is it cheaper to book an ORD to OSL flight and hotel package?
Compared with arranging flights and hotels separately, booking an ORD to OSL flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one convenient place will take the hassle out of planning your trip. Simply secure your flights and select from our wide range of stays, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from O'Hare Intl. Airport (ORD) to Gardermoen Airport (OSL)?
Usually, it's possible to reschedule or cancel your ORD to OSL flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Travel information

Origin airport
O'Hare Intl.
Destination airport
Gardermoen
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$416
Distance
4041 mi

Book with confidence

Book with confidence

Chicago to Oslo Flights

The cheapest times to fly from Chicago to Oslo

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Oslo are during the month of April. You can find some of the cheapest flights from Chicago to Oslo with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Oslo

Sunday is one of the best days to book for cheap flights from Chicago to Oslo: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Oslo

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Oslo in 2025. You can also book with separate airlines for your outbound and return journeys, from $264 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Oslo flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Oslo airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Chicago to Oslo Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.