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Cheap flights from Chicago to Oslo from $252

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 11/5. 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

Icelandair Logo
7:25 pm - 12:35 pmORD-OSL
10h 10m1 stop
Icelandair Logo
1:10 pm - 5:20 pmOSL-ORD
11h 10m1 stop
$380Icelandair
Find Deal
sáb., oct. 18 - lun., nov. 3
Icelandair Logo
6:30 pm - 11:35 amORD-OSL
10h 05m1 stop
Icelandair Logo
1:10 pm - 5:20 pmOSL-ORD
11h 10m1 stop
$382Icelandair
Find Deal
jue., nov. 6 - jue., nov. 13
Icelandair Logo
7:25 pm - 12:35 pmORD-OSL
10h 10m1 stop
Icelandair Logo
1:10 pm - 5:20 pmOSL-ORD
11h 10m1 stop
$385Icelandair
Find Deal
sáb., oct. 18 - lun., nov. 3
Scandinavian Airlines Logo
10:31 am - 9:20 amORD-OSL
15h 49m2 stops
Scandinavian Airlines Logo
9:00 am - 4:45 pmOSL-ORD
14h 45m1 stop
$386Scandinavian Airlines
Find Deal
mar., dic. 2 - lun., dic. 8
Icelandair Logo
7:25 pm - 12:35 pmORD-OSL
10h 10m1 stop
Icelandair Logo
1:10 pm - 6:20 pmOSL-ORD
11h 10m1 stop
$388Icelandair
Find Deal
jue., oct. 16 - sáb., nov. 1
Icelandair Logo
7:25 pm - 9:35 pmORD-OSL
19h 10m1 stop
Icelandair Logo
1:10 pm - 5:20 pmOSL-ORD
11h 10m1 stop
$393Icelandair
Find Deal
sáb., oct. 18 - lun., nov. 3
Scandinavian Airlines Logo
10:40 am - 11:15 amORD-OSL
17h 35m2 stops
Scandinavian Airlines Logo
11:05 am - 4:45 pmOSL-ORD
12h 40m1 stop
$425Scandinavian Airlines
Find Deal
sáb., ene. 17 - sáb., ene. 24
Lufthansa Logo
9:40 pm - 6:05 pmORD-OSL
13h 25m1 stop
Lufthansa Logo
1:00 pm - 7:55 pmOSL-ORD
13h 55m1 stop
$505Lufthansa
Find Deal
dom., oct. 12 - mar., oct. 21
United Airlines Logo
9:50 pm - 5:40 pmORD-OSL
12h 50m1 stop
United Airlines Logo
6:05 am - 11:18 amOSL-ORD
36h 13m2 stops
$506United Airlines
Find Deal
mié., dic. 3 - dom., dic. 7
KLM Logo
1:11 pm - 8:40 amMDW-OSL
12h 29m2 stops
KLM Logo
7:45 am - 5:43 pmOSL-MDW
16h 58m2 stops
$628KLM
Find Deal
sáb., oct. 18 - lun., nov. 3

SWISS flights from Chicago to Oslo Gardermoen Airport

Our best SWISS deals on Chicago to Oslo Gardermoen Airport flight tickets
SWISS
Dec 2
ORD6:50 pmChicago O'Hare Intl
34h 20m
1 stop
OSL12:10 pmOslo Gardermoen
Dec 8
OSL1:00 pmOslo Gardermoen
34h 20m
1 stop
ORD4:20 pmChicago O'Hare Intl
$486
Find similar
SWISS
Dec 2
ORD6:50 pmChicago O'Hare Intl
34h 20m
1 stop
OSL12:10 pmOslo Gardermoen
Dec 8
OSL1:00 pmOslo Gardermoen
34h 20m
1 stop
ORD4:20 pmChicago O'Hare Intl
$487
Find similar
SWISS
Oct 12
ORD7:05 pmChicago O'Hare Intl
21h 50m
1 stop
OSL11:55 pmOslo Gardermoen
Oct 21
OSL5:40 amOslo Gardermoen
17h 15m
1 stop
ORD3:55 pmChicago O'Hare Intl
$496
Find similar

Air Canada flights from Chicago to Oslo Gardermoen Airport

Our best Air Canada deals on Chicago to Oslo Gardermoen Airport flight tickets
Air Canada
Nov 12
ORD7:15 amChicago O'Hare Intl
21h 55m
2 stops
OSL12:10 pmOslo Gardermoen
Nov 19
OSL6:05 amOslo Gardermoen
15h 50m
2 stops
ORD2:55 pmChicago O'Hare Intl
$497
Find similar
Air Canada
Oct 16
ORD10:40 amChicago O'Hare Intl
18h 35m
2 stops
OSL12:15 pmOslo Gardermoen
Nov 1
OSL6:45 amOslo Gardermoen
19h 15m
2 stops
ORD8:00 pmChicago O'Hare Intl
$509
Find similar
Air Canada
Dec 2
ORD7:15 amChicago O'Hare Intl
21h 55m
2 stops
OSL12:10 pmOslo Gardermoen
Dec 8
OSL6:15 amOslo Gardermoen
20h 15m
2 stops
ORD7:30 pmChicago O'Hare Intl
$510
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Chicago 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 septiembre 17, 2025.
Use the filters below to find and compare flights from Chicago 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. 10/18

7:25 pm-12:35 pm

1 stop10h 10m

Oslo Gardermoen

lun. 11/3

1:10 pm-5:20 pm

1 stop11h 10m

$380

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

jue. 11/6

6:30 pm-11:35 am

1 stop10h 05m

Oslo Gardermoen

jue. 11/13

1:10 pm-5:20 pm

1 stop11h 10m

$382

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

sáb. 10/18

7:25 pm-12:35 pm

1 stop10h 10m

Oslo Gardermoen

lun. 11/3

1:10 pm-5:20 pm

1 stop11h 10m

$385

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

mar. 12/2

10:31 am-9:20 am

2 stops15h 49m

Oslo Gardermoen

lun. 12/8

9:00 am-4:45 pm

1 stop14h 45m

$386

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

jue. 10/16

7:25 pm-12:35 pm

1 stop10h 10m

Oslo Gardermoen

sáb. 11/1

1:10 pm-6:20 pm

1 stop11h 10m

$388

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

sáb. 10/18

7:25 pm-9:35 pm

1 stop19h 10m

Oslo Gardermoen

lun. 11/3

1:10 pm-5:20 pm

1 stop11h 10m

$393

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

sáb. 1/17

10:40 am-11:15 am

2 stops17h 35m

Oslo Gardermoen

sáb. 1/24

11:05 am-4:45 pm

1 stop12h 40m

$425

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

dom. 10/12

9:40 pm-6:05 pm

1 stop13h 25m

Oslo Gardermoen

mar. 10/21

1:00 pm-7:55 pm

1 stop13h 55m

$505

ChicagoOslo

ORD - OSL

ORDOSL

Chicago O'Hare Intl

mié. 12/3

9:50 pm-5:40 pm

1 stop12h 50m

Oslo Gardermoen

dom. 12/7

6:05 am-11:18 am

2 stops36h 13m

$506

ChicagoOslo

MDW - OSL

MDWOSL

Chicago Midway

sáb. 10/18

1:11 pm-8:40 am

2 stops12h 29m

Oslo Gardermoen

lun. 11/3

7:45 am-5:43 pm

2 stops16h 58m

$628

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 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 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 is in November. Flight prices, which tend to average around $502, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Oslo Gardermoen Airport from Chicago during October instead. Flights to Oslo Gardermoen Airport in October, while not as cheap as those in November, still average around $530.

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

According to our data, Sunday is the cheapest day to fly to Oslo Gardermoen Airport from Chicago. The lowest ticket price found for a Sunday departure recently was $668. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. 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 Gardermoen Airport for around $755.

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

Our most recent data shows that the best time of day to fly to Oslo Gardermoen Airport is at noon. Flights from Chicago to Oslo Gardermoen Airport during this time can be as low as $587. In contrast, the most expensive time of day to depart to Oslo Gardermoen Airport is in the morning when prices are around $730.

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 when booking weeks ahead of your departure date. In general, you can expect to find flights to Oslo Gardermoen Airport for around $635 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 for as low as $558 on momondo.

Can stopping save me money on Chicago to Oslo Gardermoen Airport flights?

You could potentially save up to 79% on your flight if you consider stops on a Chicago to Oslo Gardermoen Airport flight.

How have Chicago to Oslo Gardermoen Airport flight prices changed over time?

As of September 2025, prices for Chicago to Oslo Gardermoen Airport flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to Oslo Gardermoen Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago 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 to Oslo Gardermoen Airport (CHI to OSL) flight deals and tips

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

Direct flights

None
There are no direct flights from Chicago to Oslo Gardermoen Airport. There are no popular flight routes from Chicago to Oslo Gardermoen Airport.
Search flight deals

  • How far is Chicago to Oslo Gardermoen by plane?

    There are 4036.6 mi between Chicago and Oslo Gardermoen. 10h 05m is a normal flight duration for this route.

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

    Prices for flights from Chicago to Oslo Gardermoen Airport refresh daily.

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

  • How old do you have to be to fly from Chicago 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 to Oslo Gardermoen Airport.

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

    The travel and health documents required for your trip to Oslo Gardermoen Airport 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 Gardermoen Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Chicago to Oslo Gardermoen Airport?

Best airlines flying from Chicago to Oslo Gardermoen Airport

Compare and see reviews for airlines that fly from Chicago to Oslo Gardermoen Airport with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom $409Free CancellationRating
7.0
545 reviews
Search Icelandair flights
Scandinavian AirlinesPriceFrom $432Free CancellationRating
7.4
1,486 reviews
Search Scandinavian Airlines flights
LufthansaPriceFrom $494Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights
British AirwaysPriceFrom $530Free CancellationRating
6.7
7,367 reviews
Search British Airways flights
American AirlinesPriceFrom $532Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $532Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
KLMPriceFrom $550Free CancellationRating
7.8
1,386 reviews
Search KLM flights
FinnairPriceFrom $555Free CancellationRating
7.6
1,324 reviews
Search Finnair flights
DeltaPriceFrom $562Free CancellationRating
7.9
7,961 reviews
Search Delta flights
SWISSPriceFrom $605Free CancellationRating
7.6
1,737 reviews
Search SWISS flights

Traveling to a place near Oslo?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Oslo. momondo saves you time and could save you money on your trip.

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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