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Tromsø

$371+ Cheap flights from Illinois to Tromsø (TOS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — TOS
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Illinois to Tromsø

Keep the following information in mind while searching for Illinois to Tromsø flight deals. Data was last updated August 20, 2025.

Round-trip from

$371
(oojo)

Popular in

June

Cheapest in

February

Average price

$967
From Illinois to Tromso/Langnes
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($156 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
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Find flight deals from Illinois to Tromsø

Cheapest flights from Illinois to Tromsø
Explore the most affordable flight options available from Illinois to Tromsø. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This FlightHub deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/127:15 pmORD - TOS
2 stops15h 05mScandinavian Airlines
Wed 10/298:45 amTOS - ORD
2 stops18h 20mScandinavian Airlines
Deal found 8/20$431
This FlightHub deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/127:15 pmORD - TOS
2 stops15h 05mScandinavian Airlines
Thu 10/307:15 pmTOS - ORD
1 stop28h 30mScandinavian Airlines
Deal found 8/20$433
This Scandinavian Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/127:15 pmORD - TOS
3 stops39h 05mScandinavian Airlines
Fri 10/317:15 pmTOS - ORD
1 stop28h 30mScandinavian Airlines
Deal found 8/20$461
This Scandinavian Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/127:15 pmORD - TOS
2 stops19h 55mScandinavian Airlines
Tue 10/285:55 pmTOS - ORD
3 stops33h 10mScandinavian Airlines
Deal found 8/20$465
This Scandinavian Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/127:15 pmORD - TOS
2 stops15h 05mScandinavian Airlines
Sun 10/267:20 pmTOS - ORD
2 stops28h 35mScandinavian Airlines
Deal found 8/20$510
This Scandinavian Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/117:15 pmORD - TOS
2 stops31h 35mScandinavian Airlines
Tue 10/288:10 pmTOS - ORD
2 stops30h 55mScandinavian Airlines
Deal found 8/20$515
This Scandinavian Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:15 pmORD - TOS
2 stops19h 55mScandinavian Airlines
Tue 10/288:10 pmTOS - ORD
2 stops30h 55mScandinavian Airlines
Deal found 8/20$535
This FlightHub deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:15 pmORD - TOS
2 stops14h 05mScandinavian Airlines
Wed 10/298:45 amTOS - ORD
2 stops18h 20mScandinavian Airlines
Deal found 8/20$551
This Scandinavian Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/117:15 pmORD - TOS
2 stops31h 35mScandinavian Airlines
Wed 10/297:20 pmTOS - ORD
1 stop29h 25mScandinavian Airlines
Deal found 8/20$556
This Scandinavian Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/117:15 pmORD - TOS
2 stops31h 35mScandinavian Airlines
Thu 10/306:00 amTOS - ORD
2 stops18h 45mScandinavian Airlines
Deal found 8/20$560
This Trip.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/135:10 pmORD - TOS
2 stops19h 40mMultiple Airlines
Wed 10/297:35 pmTOS - ORD
2 stops31h 25mMultiple Airlines
Deal found 8/20$578
This Scandinavian Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/167:15 pmORD - TOS
2 stops14h 05mScandinavian Airlines
Tue 10/288:10 pmTOS - ORD
2 stops30h 55mScandinavian Airlines
Deal found 8/20$585

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Tromsø 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, Cheapflights users made 2,558,603 searches. Data last updated August 20, 2025.
Use the filters below to find and compare flights from Illinois to Tromsø that are best for you.

Fly from

Illinois

Fly to

Tromsø

Route

Depart

Return

Price

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Fri 11/7

7:20 pm-9:50 am

2 stops31h 30m

Tromso/Langnes

Sun 11/9

2:45 pm-4:45 pm

2 stops33h 00m

$371

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Sun 10/12

7:15 pm-5:20 pm

2 stops15h 05m

Tromso/Langnes

Tue 10/28

8:10 pm-9:05 pm

2 stops30h 55m

$431

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Sun 10/12

7:15 pm-5:20 pm

2 stops15h 05m

Tromso/Langnes

Wed 10/29

8:45 am-9:05 pm

2 stops18h 20m

$431

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Sun 10/12

7:15 pm-5:20 pm

2 stops15h 05m

Tromso/Langnes

Thu 10/30

7:15 pm-5:45 pm

1 stop28h 30m

$433

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Sun 10/12

7:15 pm-5:20 pm

3 stops39h 05m

Tromso/Langnes

Fri 10/31

7:15 pm-5:45 pm

1 stop28h 30m

$461

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Sun 10/12

7:15 pm-5:20 pm

2 stops15h 05m

Tromso/Langnes

Mon 10/27

8:10 pm-9:05 pm

2 stops54h 55m

$465

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Sun 10/12

7:15 pm-10:10 pm

2 stops43h 55m

Tromso/Langnes

Sat 11/1

6:00 am-5:45 pm

2 stops17h 45m

$465

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Fri 10/3

8:49 pm-9:50 am

3 stops54h 01m

$485

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Fri 10/3

5:10 pm-4:05 pm

1 stop15h 55m

$492

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Fri 10/3

2:05 pm-4:05 pm

2 stops19h 00m

$497

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Best time to book a flight from Illinois to Tromsø

Have a flexible travel schedule? Discover the best time to fly to Tromsø from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Tromsø

What is the cheapest time of day to fly from IL to TOS?

Find hourly flight availability from Illinois to Tromsø. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Tromsø as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Tromsø. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Tromsø from Illinois?

    Tromso/Langnes (TOS) is the airport you will fly into if you book a flight from Illinois to Tromsø. It is only a 2.5 mi journey from Tromso/Langnes (TOS) to Tromsø’s city center.

  • How long is the flight from Illinois to Tromsø?

    There are many flights that can get you from Illinois to Tromsø in 31h 30m. Fly via Scandinavian Airlines to get the fastest option. Airlines will cover a distance of 3898 mi.

  • Can I find deals for flights from Illinois to Tromsø that include hotel bookings?

    Yes. In addition to deals on Illinois to Tromsø flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Tromsø?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Tromsø.

  • Can I find deals for business class flights from Illinois to Tromsø?

    Yes. Cheapflights offers flight deals from Illinois to Tromsø by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Illinois to Tromsø

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Illinois to Tromsø

Discover the top airline that operate flights from Illinois to Tromsø. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$423Average$646FlexibilityNo cancel feeOn-time77%

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