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Cheap flights from Chicago O'Hare Intl Airport to Oslo from $208

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 O'Hare Intl Airport to Oslo departing on 4/24. 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 O'Hare Intl Airport to Oslo

Cheap round-trip flights

Enter your travel dates to find the best prices.
Icelandair Logo
6:30 pm - 8:35 pm
ORD
-
OSL
19h 05m
1 stop
Icelandair Logo
9:30 pm - 5:20 pm
OSL
-
ORD
26h 50m
1 stop
$366Icelandair
sáb., feb. 14 - dom., mar. 1
Icelandair Logo
6:30 pm - 11:35 am
ORD
-
OSL
10h 05m
1 stop
Icelandair Logo
1:10 pm - 6:20 pm
OSL
-
ORD
11h 10m
1 stop
$391Icelandair
mié., mar. 4 - mié., mar. 11
TAP AIR PORTUGAL Logo
6:00 pm - 12:00 pm
ORD
-
OSL
35h 00m
1 stop
TAP AIR PORTUGAL Logo
6:50 pm - 4:15 pm
OSL
-
ORD
28h 25m
1 stop
$398TAP AIR PORTUGAL
vie., abr. 17 - vie., abr. 24
Icelandair Logo
6:30 pm - 11:35 am
ORD
-
OSL
10h 05m
1 stop
Icelandair Logo
9:30 pm - 6:20 pm
OSL
-
ORD
26h 50m
1 stop
$399Icelandair
mié., mar. 4 - dom., mar. 8
TAP AIR PORTUGAL Logo
6:15 pm - 12:00 pm
ORD
-
OSL
34h 45m
1 stop
TAP AIR PORTUGAL Logo
1:00 pm - 4:00 pm
OSL
-
ORD
34h 00m
1 stop
$404TAP AIR PORTUGAL
sáb., abr. 25 - sáb., may. 2
TAP AIR PORTUGAL Logo
6:15 pm - 12:00 pm
ORD
-
OSL
34h 45m
1 stop
TAP AIR PORTUGAL Logo
1:00 pm - 4:00 pm
OSL
-
ORD
34h 00m
1 stop
$405TAP AIR PORTUGAL
sáb., abr. 25 - sáb., may. 2
Scandinavian Airlines Logo
8:20 pm - 2:15 pm
ORD
-
OSL
11h 55m
1 stop
Scandinavian Airlines Logo
8:00 am - 5:55 pm
OSL
-
ORD
15h 55m
1 stop
$435Scandinavian Airlines
lun., mar. 9 - vie., mar. 13
Scandinavian Airlines Logo
7:20 pm - 3:20 pm
ORD
-
OSL
13h 00m
1 stop
Scandinavian Airlines Logo
8:00 am - 5:45 pm
OSL
-
ORD
15h 45m
1 stop
$437Scandinavian Airlines
lun., mar. 2 - lun., mar. 9
Scandinavian Airlines Logo
7:15 pm - 8:10 am
ORD
-
OSL
29h 55m
1 stop
Scandinavian Airlines Logo
5:15 pm - 4:10 pm
OSL
-
ORD
29h 55m
1 stop
$438Scandinavian Airlines
mié., abr. 22 - mar., abr. 28
Icelandair Logo
7:25 pm - 12:35 pm
ORD
-
OSL
10h 10m
1 stop
Icelandair Logo
4:30 pm - 9:25 pm
OSL
-
ORD
11h 55m
1 stop
$441Icelandair
jue., abr. 9 - dom., abr. 19

British Airways flights from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport

Our best British Airways deals on Chicago O'Hare Intl Airport to Oslo Gardermoen Airport flight tickets
British Airways
Apr 25
ORD7:05 pmChicago O'Hare Intl
12h 20m
1 stop
OSL2:25 pmOslo Gardermoen
May 2
OSL8:50 pmOslo Gardermoen
24h 00m
2 stops
ORD1:50 pmChicago O'Hare Intl
$517
British Airways
Jan 31
ORD1:35 pmChicago O'Hare Intl
17h 35m
2 stops
OSL2:10 pmOslo Gardermoen
Feb 2
OSL2:40 pmOslo Gardermoen
30h 10m
1 stop
ORD1:50 pmChicago O'Hare Intl
$9,507
British Airways
Jan 31
ORD1:35 pmChicago O'Hare Intl
17h 35m
2 stops
OSL2:10 pmOslo Gardermoen
Feb 2
OSL8:50 pmOslo Gardermoen
24h 00m
2 stops
ORD1:50 pmChicago O'Hare Intl
$10,042

TAP AIR PORTUGAL flights from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport

Our best TAP AIR PORTUGAL deals on Chicago O'Hare Intl Airport to Oslo Gardermoen Airport flight tickets
TAP AIR PORTUGAL
Apr 17
ORD6:00 pmChicago O'Hare Intl
35h 00m
1 stop
OSL12:00 pmOslo Gardermoen
Apr 24
OSL6:50 pmOslo Gardermoen
28h 25m
1 stop
ORD4:15 pmChicago O'Hare Intl
$398
TAP AIR PORTUGAL
Apr 25
ORD6:15 pmChicago O'Hare Intl
34h 45m
1 stop
OSL12:00 pmOslo Gardermoen
May 2
OSL1:00 pmOslo Gardermoen
34h 00m
1 stop
ORD4:00 pmChicago O'Hare Intl
$404
TAP AIR PORTUGAL
Apr 25
ORD6:15 pmChicago O'Hare Intl
34h 45m
1 stop
OSL12:00 pmOslo Gardermoen
May 2
OSL1:00 pmOslo Gardermoen
34h 00m
1 stop
ORD4:00 pmChicago O'Hare Intl
$405

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport 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 enero 29, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

sáb. 2/14

6:30 pm-8:35 pm

1 stop19h 05m

Oslo Gardermoen

dom. 3/1

9:30 pm-5:20 pm

1 stop26h 50m

$366

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

mié. 3/4

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

mié. 3/11

1:10 pm-6:20 pm

1 stop11h 10m

$391

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

vie. 4/17

6:00 pm-12:00 pm

1 stop35h 00m

Oslo Gardermoen

vie. 4/24

6:50 pm-4:15 pm

1 stop28h 25m

$398

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

mié. 3/4

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

dom. 3/8

9:30 pm-6:20 pm

1 stop26h 50m

$399

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

sáb. 4/25

6:15 pm-12:00 pm

1 stop34h 45m

Oslo Gardermoen

sáb. 5/2

1:00 pm-4:00 pm

1 stop34h 00m

$404

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

sáb. 4/25

6:15 pm-12:00 pm

1 stop34h 45m

Oslo Gardermoen

sáb. 5/2

1:00 pm-4:00 pm

1 stop34h 00m

$405

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

lun. 3/9

8:20 pm-2:15 pm

1 stop11h 55m

Oslo Gardermoen

vie. 3/13

8:00 am-5:55 pm

1 stop15h 55m

$435

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

lun. 3/2

7:20 pm-3:20 pm

1 stop13h 00m

Oslo Gardermoen

lun. 3/9

8:00 am-5:45 pm

1 stop15h 45m

$437

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

mié. 4/22

7:15 pm-8:10 am

1 stop29h 55m

Oslo Gardermoen

mar. 4/28

5:15 pm-4:10 pm

1 stop29h 55m

$438

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

jue. 4/9

7:25 pm-12:35 pm

1 stop10h 10m

Oslo Gardermoen

dom. 4/19

4:30 pm-9:25 pm

1 stop11h 55m

$441

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 O'Hare Intl Airport to Oslo Gardermoen Airport

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 O'Hare Intl Airport and Oslo Gardermoen Airport?

What is the cheapest month to fly to Oslo Gardermoen Airport?

The cheapest month to fly to Oslo Gardermoen Airport from Chicago O'Hare Intl Airport is in March. Flight prices, which tend to average around $524, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of March, then book flights to Oslo Gardermoen Airport from Chicago O'Hare Intl Airport during February instead. Flights to Oslo Gardermoen Airport in February, while not as cheap as those in March, still average around $539.

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

You are more likely to see cheaper flights to Oslo Gardermoen Airport from Chicago O'Hare Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo Gardermoen Airport for around $626 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oslo Gardermoen Airport from Chicago O'Hare Intl Airport for as low as $467 on momondo.

How have Chicago O'Hare Intl Airport to Oslo Gardermoen Airport flight prices changed over time?

As of January 2026, prices for Chicago O'Hare Intl Airport to Oslo Gardermoen Airport flights are approximately 36% more expensive when compared to flights at the same time last year.

When to book flights from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chicago O'Hare Intl Airport to Oslo Gardermoen Airport (ORD to OSL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport

Fastest flight time

10h 00m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport takes 10h 00m
There are no direct flights from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport. There are no popular flight routes from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport.
Search flight deals

  • How far is Chicago O'Hare Intl to Oslo Gardermoen by plane?

    A flight from Chicago O'Hare Intl to Oslo Gardermoen will travel around 4038.9 mi. By plane, this route typically takes 10h 00m.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport refresh daily.

  • How many operators does momondo search for flights from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport?

  • How old do you have to be to fly from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport?

    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 O'Hare Intl Airport to Oslo Gardermoen Airport.

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

    The travel and health documents you'll need for your trip to Oslo Gardermoen Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Oslo Gardermoen Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport?

Best airlines flying from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport

Compare and see reviews for airlines that fly from Chicago O'Hare Intl Airport to Oslo Gardermoen Airport with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $388Free CancellationRating
7.3
1,674 reviews
Search Scandinavian Airlines flights
IcelandairPriceFrom $397Free CancellationRating
7.1
606 reviews
Search Icelandair flights
American AirlinesPriceFrom $505Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights
DeltaPriceFrom $513Free CancellationRating
7.9
8,125 reviews
Search Delta flights
SWISSPriceFrom $513Free CancellationRating
7.6
1,864 reviews
Search SWISS flights
LufthansaPriceFrom $515Free CancellationRating
6.8
7,752 reviews
Search Lufthansa flights
British AirwaysPriceFrom $517Free CancellationRating
6.7
7,705 reviews
Search British Airways flights
United AirlinesPriceFrom $532Free CancellationRating
7.4
9,216 reviews
Search United Airlines flights
KLMPriceFrom $544Free CancellationRating
7.7
1,443 reviews
Search KLM flights

Traveling to a place near Oslo?

Book flights to Oslo if you plan to visit one of these locations
Gardermoen
Fredrikstad
Lillehammer
Drammen

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chicago to Oslo. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Oslo from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between Chicago and Oslo by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Oslo from Chicago. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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