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Cheap flights from Oslo Gardermoen Airport to Chicago from $384

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oslo Gardermoen Airport to Chicago departing on 9/29. 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 Oslo Gardermoen Airport to Chicago (OSL-CHI)

Cheap round-trip flights

Logo
6:35 am - 2:55 pmOSL-ORD
15h 20m1 stop
Logo
3:45 pm - 11:55 pmORD-OSL
25h 10m1 stop
$430
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Sat, Aug 23 - Mon, Sep 15
Air Canada Logo
1:45 pm - 7:30 pmOSL-ORD
35h 45m2 stops
Air Canada Logo
12:50 pm - 1:00 pmORD-OSL
17h 10m2 stops
$433Air Canada
Find Deal
Thu, Oct 30 - Sun, Nov 16
Icelandair Logo
4:30 pm - 9:15 pmOSL-ORD
11h 45m1 stop
Icelandair Logo
7:25 pm - 12:35 pmORD-OSL
10h 10m1 stop
$434Icelandair
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Wed, Sep 17 - Wed, Sep 24
Icelandair Logo
4:30 pm - 9:15 pmOSL-ORD
11h 45m1 stop
Icelandair Logo
10:15 pm - 12:35 pmORD-OSL
31h 20m1 stop
$435Icelandair
Find Deal
Thu, Sep 4 - Wed, Sep 17
Scandinavian Airlines Logo
11:00 am - 6:45 pmOSL-ORD
13h 45m1 stop
Scandinavian Airlines Logo
7:20 pm - 10:30 pmORD-OSL
20h 10m1 stop
$438Scandinavian Airlines
Find Deal
Thu, Oct 30 - Sun, Nov 16
Lufthansa Logo
6:35 am - 12:55 pmOSL-ORD
13h 20m1 stop
Lufthansa Logo
6:35 pm - 6:00 pmORD-OSL
16h 25m1 stop
$441Lufthansa
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Thu, Sep 4 - Wed, Sep 17
KLM Logo
6:30 am - 2:10 pmOSL-ORD
14h 40m1 stop
KLM Logo
4:40 pm - 11:05 amORD-OSL
11h 25m1 stop
$445KLM
Find Deal
Thu, Sep 4 - Wed, Sep 17
Lufthansa Logo
6:35 am - 2:55 pmOSL-ORD
15h 20m1 stop
Lufthansa Logo
10:30 pm - 6:00 pmORD-OSL
12h 30m1 stop
$450Lufthansa
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Tue, Sep 2 - Mon, Sep 22
British Airways Logo
5:10 pm - 11:50 amOSL-ORD
25h 40m1 stop
British Airways Logo
8:40 pm - 11:35 pmORD-OSL
19h 55m1 stop
$460British Airways
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Sat, Oct 4 - Sat, Oct 11
British Airways Logo
8:00 am - 6:29 pmOSL-ORD
17h 29m2 stops
British Airways Logo
1:59 pm - 10:40 amORD-OSL
13h 41m2 stops
$461British Airways
Find Deal
Mon, Aug 18 - Wed, Sep 3

KLM flights from Oslo Gardermoen Airport to Chicago

Our best KLM deals on Oslo Gardermoen Airport to Chicago flight tickets
KLM
Sep 4
OSL6:30 amOslo Gardermoen
14h 40m
1 stop
ORD2:10 pmChicago O'Hare Intl
Sep 17
ORD4:40 pmChicago O'Hare Intl
11h 25m
1 stop
OSL11:05 amOslo Gardermoen
$445
Find similar
KLM
Sep 4
OSL11:50 amOslo Gardermoen
33h 20m
1 stop
ORD2:10 pmChicago O'Hare Intl
Sep 17
ORD4:40 pmChicago O'Hare Intl
22h 55m
1 stop
OSL10:35 pmOslo Gardermoen
$448
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KLM
Aug 18
OSL9:20 amOslo Gardermoen
16h 17m
2 stops
MDW6:37 pmChicago Midway
Sep 3
MDW1:08 pmChicago Midway
12h 37m
2 stops
OSL8:45 amOslo Gardermoen
$674
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British Airways flights from Oslo Gardermoen Airport to Chicago

Our best British Airways deals on Oslo Gardermoen Airport to Chicago flight tickets
British Airways
Oct 4
OSL5:10 pmOslo Gardermoen
25h 40m
1 stop
ORD11:50 amChicago O'Hare Intl
Oct 11
ORD8:40 pmChicago O'Hare Intl
19h 55m
1 stop
OSL11:35 pmOslo Gardermoen
$460
Find similar
British Airways
Aug 18
OSL8:00 amOslo Gardermoen
17h 29m
2 stops
ORD6:29 pmChicago O'Hare Intl
Sep 3
ORD1:59 pmChicago O'Hare Intl
13h 41m
2 stops
OSL10:40 amOslo Gardermoen
$461
Find similar
British Airways
Sep 4
OSL7:45 amOslo Gardermoen
18h 05m
2 stops
ORD6:50 pmChicago O'Hare Intl
Sep 17
ORD10:35 pmChicago O'Hare Intl
17h 55m
1 stop
OSL11:30 pmOslo Gardermoen
$463
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Oslo Gardermoen Airport to Chicago 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 5, 2025.
Use the filters below to find and compare flights from Oslo Gardermoen Airport to Chicago that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Sat 8/23

6:35 am-2:55 pm

1 stop15h 20m

Chicago O'Hare Intl

Mon 9/15

3:45 pm-11:55 pm

1 stop25h 10m

$430

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Thu 10/30

1:45 pm-7:30 pm

2 stops35h 45m

Chicago O'Hare Intl

Sun 11/16

12:50 pm-1:00 pm

2 stops17h 10m

$433

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Wed 9/17

4:30 pm-9:15 pm

1 stop11h 45m

Chicago O'Hare Intl

Wed 9/24

7:25 pm-12:35 pm

1 stop10h 10m

$434

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Thu 9/4

4:30 pm-9:15 pm

1 stop11h 45m

Chicago O'Hare Intl

Wed 9/17

10:15 pm-12:35 pm

1 stop31h 20m

$435

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Thu 10/30

11:00 am-6:45 pm

1 stop13h 45m

Chicago O'Hare Intl

Sun 11/16

7:20 pm-10:30 pm

1 stop20h 10m

$438

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Thu 9/4

6:35 am-12:55 pm

1 stop13h 20m

Chicago O'Hare Intl

Wed 9/17

6:35 pm-6:00 pm

1 stop16h 25m

$441

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Thu 9/4

6:30 am-2:10 pm

1 stop14h 40m

Chicago O'Hare Intl

Wed 9/17

4:40 pm-11:05 am

1 stop11h 25m

$445

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Tue 9/2

6:35 am-2:55 pm

1 stop15h 20m

Chicago O'Hare Intl

Mon 9/22

10:30 pm-6:00 pm

1 stop12h 30m

$450

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Sat 10/4

5:10 pm-11:50 am

1 stop25h 40m

Chicago O'Hare Intl

Sat 10/11

8:40 pm-11:35 pm

1 stop19h 55m

$460

OsloChicago

OSL - ORD

OSLORD

Oslo Gardermoen

Mon 8/18

8:00 am-6:29 pm

2 stops17h 29m

Chicago O'Hare Intl

Wed 9/3

1:59 pm-10:40 am

2 stops13h 41m

$461

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 Chicago from

How to get the cheapest flight ticket from Oslo Gardermoen Airport to Chicago

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 Oslo Gardermoen Airport and Chicago?

What is the cheapest month to fly to Chicago?

The month of November is, on average, the cheapest month to fly to Chicago from Oslo Gardermoen Airport, with most prices found around $398. If you’re not able to fly to Chicago in November, then September is your next best option. Flight prices from Oslo Gardermoen Airport to Chicago during September average around $430.

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

The cheapest day to depart on your flight to Chicago is on a Thursday when prices can be found for as low as $467. 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 Oslo Gardermoen Airport to Chicago for around $583.

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

Our most recent data shows that the best time of day to fly to Chicago is in the morning. Flights from Oslo Gardermoen Airport to Chicago during this time can be as low as $491. In contrast, the most expensive time of day to depart to Chicago is in the afternoon when prices are around $662.

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

You are more likely to see cheaper flights to Chicago from Oslo Gardermoen Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago for around $571 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago from Oslo Gardermoen Airport for as low as $448 on momondo.

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

You could potentially save up to 4% on your flight if you consider stops on a Oslo Gardermoen Airport to Chicago flight.

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

As of August 2025, prices for Oslo Gardermoen Airport to Chicago flights are approximately 17% cheaper when compared to flights at the same time last year.

When to book flights from Oslo Gardermoen Airport to Chicago

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

Cheap Oslo Gardermoen Airport to Chicago (OSL to CHI) flight deals and tips

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

Best Price Found

$384

Fastest flight time

11h 15m

Direct flights

None

Airports in Chicago

2 airports
The best one-way flight to Chicago from Oslo Gardermoen Airport in the past 72 hours is $384. The best round-trip flight deal from Oslo Gardermoen Airport to Chicago found on momondo in the last 72 hours is $430.
The fastest flight from Oslo Gardermoen Airport to Chicago takes 11h 15m
There are no direct flights from Oslo Gardermoen Airport to Chicago. Popular non-direct routes for this connection are Oslo Gardermoen Airport - Chicago O'Hare Intl Airport and Oslo Gardermoen Airport - Chicago Midway Airport.
There are 2 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)
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  • How far is Oslo Gardermoen to Chicago by plane?

    A flight from Oslo Gardermoen to Chicago will travel around 4036.6 mi. Flights usually cover this in 11h 15m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Oslo Gardermoen Airport to Chicago are updated daily.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oslo Gardermoen Airport to Chicago.

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

    The travel and health documents required for your trip to Chicago 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 Chicago. 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 Oslo Gardermoen Airport to Chicago?

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Benton Harbor
Saint Joseph
Lansing
Portage
Schererville
Valparaiso
Crown Point
Munster
Chesterton
Monticello
Porter
Griffith
Saint John

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Chicago from Oslo which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Oslo.

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

If you are simply researching potential flights to Chicago, momondo offers a useful price alert feature which will track prices for flights to Chicago from Oslo and alert you when they change.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport