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Cheap flights from Chicago to Oslo from $254

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Oslo departing on 11/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Chicago to Oslo

Cheap round-trip flights

Scandinavian Airlines Logo
7:20 pm - 7:15 pmORD-OSL
16h 55m1 stop
Scandinavian Airlines Logo
5:10 pm - 4:45 pmOSL-ORD
30h 35m1 stop
$376Scandinavian Airlines
Find Deal
Thu, Nov 6 - Wed, Nov 12
Scandinavian Airlines Logo
7:20 pm - 7:15 pmORD-OSL
16h 55m1 stop
Scandinavian Airlines Logo
12:10 pm - 4:45 pmOSL-ORD
11h 35m1 stop
$387Scandinavian Airlines
Find Deal
Thu, Nov 6 - Wed, Nov 12
Icelandair Logo
6:30 pm - 11:35 amORD-OSL
10h 05m1 stop
Icelandair Logo
1:05 pm - 5:20 pmOSL-ORD
11h 15m1 stop
$391Icelandair
Find Deal
Thu, Nov 13 - Sun, Nov 16
Icelandair Logo
6:30 pm - 11:35 amORD-OSL
10h 05m1 stop
Icelandair Logo
1:05 pm - 5:20 pmOSL-ORD
11h 15m1 stop
$392Icelandair
Find Deal
Thu, Nov 13 - Sun, Nov 16
Icelandair Logo
6:30 pm - 11:35 amORD-OSL
10h 05m1 stop
Icelandair Logo
1:05 pm - 5:20 pmOSL-ORD
11h 15m1 stop
$393Icelandair
Find Deal
Fri, Nov 7 - Sun, Nov 9
British Airways Logo
11:48 am - 10:55 amORD-OSL
16h 07m2 stops
British Airways Logo
7:20 am - 3:25 pmOSL-ORD
15h 05m1 stop
$475British Airways
Find Deal
Tue, Nov 4 - Tue, Nov 18
British Airways Logo
4:05 pm - 2:10 pmORD-OSL
15h 05m2 stops
British Airways Logo
7:20 am - 5:38 pmOSL-ORD
17h 18m2 stops
$491British Airways
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Tue, Nov 4 - Tue, Nov 18
Lufthansa Logo
9:50 pm - 5:40 pmORD-OSL
12h 50m1 stop
Lufthansa Logo
6:15 am - 1:10 pmOSL-ORD
13h 55m1 stop
$520Lufthansa
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Tue, Nov 4 - Tue, Nov 18
American Airlines Logo
4:05 pm - 2:15 pmORD-OSL
15h 10m2 stops
American Airlines Logo
11:30 am - 5:00 pmOSL-ORD
12h 30m1 stop
$529American Airlines
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Thu, Nov 13 - Sun, Nov 16
Lufthansa Logo
6:35 pm - 3:05 pmORD-TRF
37h 30m2 stops
Lufthansa Logo
9:00 am - 7:55 pmTRF-ORD
17h 55m2 stops
$859Lufthansa
Find Deal
Fri, Oct 17 - Sat, Oct 25

Icelandair flights from Chicago to Oslo

Our best Icelandair deals on Chicago to Oslo flight tickets
Icelandair
Nov 13
ORD6:30 pmChicago O'Hare Intl
10h 05m
1 stop
OSL11:35 amOslo Gardermoen
Nov 16
OSL1:05 pmOslo Gardermoen
11h 15m
1 stop
ORD5:20 pmChicago O'Hare Intl
$391
Find similar
Icelandair
Nov 13
ORD6:30 pmChicago O'Hare Intl
10h 05m
1 stop
OSL11:35 amOslo Gardermoen
Nov 16
OSL1:05 pmOslo Gardermoen
11h 15m
1 stop
ORD5:20 pmChicago O'Hare Intl
$392
Find similar
Icelandair
Nov 7
ORD6:30 pmChicago O'Hare Intl
10h 05m
1 stop
OSL11:35 amOslo Gardermoen
Nov 9
OSL1:05 pmOslo Gardermoen
11h 15m
1 stop
ORD5:20 pmChicago O'Hare Intl
$393
Find similar

Delta flights from Chicago to Oslo

Our best Delta deals on Chicago to Oslo flight tickets
Delta
Nov 13
MDW1:00 pmChicago Midway
17h 50m
2 stops
OSL1:50 pmOslo Gardermoen
Nov 16
OSL6:25 amOslo Gardermoen
19h 11m
2 stops
MDW6:36 pmChicago Midway
$651
Find similar
Delta
Dec 3
MDW1:05 pmChicago Midway
17h 45m
2 stops
OSL1:50 pmOslo Gardermoen
Dec 7
OSL6:25 amOslo Gardermoen
22h 19m
2 stops
MDW9:44 pmChicago Midway
$652
Find similar
Delta
Dec 3
MDW1:05 pmChicago Midway
17h 45m
2 stops
OSL1:50 pmOslo Gardermoen
Dec 7
OSL12:40 pmOslo Gardermoen
34h 43m
2 stops
MDW4:23 pmChicago Midway
$666
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momondo Fare Finder

 
Customize your flight search to find flights from Chicago to Oslo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from Chicago to Oslo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Thu 11/6

7:20 pm-7:15 pm

1 stop16h 55m

Oslo Gardermoen

Wed 11/12

5:10 pm-4:45 pm

1 stop30h 35m

$376

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Thu 11/6

7:20 pm-7:15 pm

1 stop16h 55m

Oslo Gardermoen

Wed 11/12

12:10 pm-4:45 pm

1 stop11h 35m

$387

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Thu 11/13

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Sun 11/16

1:05 pm-5:20 pm

1 stop11h 15m

$391

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Thu 11/13

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Sun 11/16

1:05 pm-5:20 pm

1 stop11h 15m

$392

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Fri 11/7

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

Sun 11/9

1:05 pm-5:20 pm

1 stop11h 15m

$393

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 11/4

11:48 am-10:55 am

2 stops16h 07m

Oslo Gardermoen

Tue 11/18

7:20 am-3:25 pm

1 stop15h 05m

$475

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 11/4

4:05 pm-2:10 pm

2 stops15h 05m

Oslo Gardermoen

Tue 11/18

7:20 am-5:38 pm

2 stops17h 18m

$491

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Tue 11/4

9:50 pm-5:40 pm

1 stop12h 50m

Oslo Gardermoen

Tue 11/18

6:15 am-1:10 pm

1 stop13h 55m

$520

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

Thu 11/13

4:05 pm-2:15 pm

2 stops15h 10m

Oslo Gardermoen

Sun 11/16

11:30 am-5:00 pm

1 stop12h 30m

$529

ChicagoOslo

ORD - TRF

ORDTRF

Chicago O'Hare Intl

Fri 10/17

6:35 pm-3:05 pm

2 stops37h 30m

Oslo Sandefjord

Sat 10/25

9:00 am-7:55 pm

2 stops17h 55m

$859

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Oslo from

How to get the cheapest flight ticket from Chicago to Oslo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Chicago and Oslo?

What is the cheapest month to fly to Oslo?

The month of November is, on average, the cheapest month to fly to Oslo from Chicago, with most prices found around $507. If you’re not able to fly to Oslo in November, then October is your next best option. Flight prices from Chicago to Oslo during October average around $530.

What is the cheapest day to depart on your flight to Oslo?

The cheapest day to depart on your flight to Oslo is on a Sunday when prices can be found for as low as $668. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Chicago to Oslo for around $755.

What is the cheapest time of day to depart on your flight to Oslo?

Flying to Oslo from Chicago at noon is the least expensive time of day to depart. momondo users have found prices as low as $587 when looking at flights departing at noon. Try not to purchase tickets in the morning because they tend to be around $730. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Oslo?

You are more likely to see cheaper flights to Oslo from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo for around $640 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oslo from Chicago for as low as $579 on momondo.

Cheap Chicago to Oslo flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Oslo

Best Price Found

$254

Fastest flight time

10h 05m

Direct flights

None

Airports in Oslo

2 airports
The best one-way flight to Oslo from Chicago in the past 72 hours is $254. The best round-trip flight deal from Chicago to Oslo found on momondo in the last 72 hours is $376.
The fastest flight from Chicago to Oslo takes 10h 05m
There are no direct flights from Chicago to Oslo. Popular non-direct routes for this connection are Chicago O'Hare Intl Airport - Oslo Gardermoen Airport, Chicago Midway Airport - Oslo Gardermoen Airport and Chicago O'Hare Intl Airport - Oslo Sandefjord Airport.
There are 2 airports near Oslo: Oslo Gardermoen (OSL), Oslo Sandefjord (TRF)
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  • How far is Chicago to Oslo by plane?

    Chicago and Oslo are 4036.0 mi apart from one another. 10h 05m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chicago to Oslo?

    Prices for flights from Chicago to Oslo refresh daily.

  • How many operators does momondo search for flights from Chicago to Oslo?

  • How old do you have to be to fly from Chicago to Oslo?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Oslo.

  • What documentation or ID do you need to fly to Oslo?

    The travel and health documents required for your trip to Oslo can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oslo. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Chicago to Oslo

Compare and see reviews for airlines that fly from Chicago to Oslo with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $408Free CancellationRating
7.0
526 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $432Free CancellationRating
7.4
1,468 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $515Free CancellationRating
6.8
7,317 reviews
Search Lufthansa flights
American AirlinesPriceFrom $532Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
British AirwaysPriceFrom $540Free CancellationRating
6.6
7,266 reviews
Search British Airways flights
KLMPriceFrom $550Free CancellationRating
7.8
1,381 reviews
Search KLM flights
United AirlinesPriceFrom $550Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
FinnairPriceFrom $552Free CancellationRating
7.6
1,321 reviews
Search Finnair flights
DeltaPriceFrom $562Free CancellationRating
8.0
7,980 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Oslo?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Oslo for you.

Can I find flights from Chicago to Oslo with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Chicago to Oslo flights to just show those with flexible booking policies.

How can momondo help me find flights from Chicago to Oslo?

momondo provides multiple filters to help you find the best flight to Oslo from Chicago. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Chicago to Oslo right now. Can momondo alert me if prices change?

Price alerts on flights to Oslo from Chicago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Norway

Fly into one of these airports located in Oslo

Airports listed have a maximum distance of 53.1 mi from Oslo
Oslo Gardermoen Airport
Oslo Sandefjord Airport