HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Tromsø

$358+ Cheap flights from Chicago (CHI) to Tromsø (TOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/18. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — TOS
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Tromsø with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Chicago to Tromsø

Cheapest flights from Chicago to Tromsø
Explore the most affordable flight options available from Chicago to Tromsø. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This oojo deal was found by Cheapflights users on 12/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:20 pmORD - TOS
2 stops36h 10mScandinavian Airlines
Mon 1/58:10 pmTOS - ORD
2 stops51h 35mScandinavian Airlines
Deal found 12/17$1,725
This Gurufare deal was found by Cheapflights users on 12/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/276:50 pmORD - TOS
1 stop36h 25mSWISS
Mon 1/53:15 pmTOS - ORD
1 stop32h 05mSWISS
Deal found 12/17$3,146

Find flight deals from Chicago to Tromsø

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Tromsø (TOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$425
(lol.travel)

One-way from

$358
(oojo)
Provider with most accurate pricing for Chicago (CHI)-Tromso/Langnes flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Tromso/Langnes flights.
Search Deals
From Chicago (CHI) to Tromso/Langnes
Search Deals
One-way flight from Chicago (CHI) to Tromso/Langnes
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 December 18, 2025.
Use the filters below to find and compare flights from Chicago to Tromsø that are best for you.

Fly from

Chicago

Fly to

Tromsø

Route

Depart

Return

Price

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Thu 2/5

7:20 pm-7:35 pm

1 stop17h 15m

Tromso/Langnes

Wed 2/11

6:00 am-4:45 pm

2 stops17h 45m

$425

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Wed 2/25

7:20 pm-11:50 pm

2 stops21h 30m

Tromso/Langnes

Tue 3/3

8:10 pm-4:45 pm

2 stops27h 35m

$430

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Mon 3/16

8:20 pm-11:00 am

3 stops32h 40m

Tromso/Langnes

Fri 3/20

6:00 am-5:45 pm

2 stops17h 45m

$430

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Fri 2/6

7:20 pm-11:35 pm

2 stops21h 15m

Tromso/Langnes

Fri 2/13

6:00 am-4:45 pm

2 stops17h 45m

$431

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Mon 2/23

7:20 pm-11:00 am

3 stops32h 40m

Tromso/Langnes

Mon 3/2

6:00 am-4:45 pm

2 stops17h 45m

$431

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Fri 1/30

7:10 pm-6:40 pm

2 stops16h 30m

Tromso/Langnes

Fri 2/6

8:15 pm-4:45 pm

1 stop27h 30m

$434

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Sat 1/31

7:20 pm-11:55 am

2 stops33h 35m

Tromso/Langnes

Sat 2/7

6:00 pm-4:55 pm

1 stop29h 55m

$436

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Wed 2/18

7:10 pm-4:15 pm

2 stops38h 05m

$358

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Fri 2/20

8:15 pm-7:00 pm

3 stops39h 45m

$366

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Wed 2/18

5:58 pm-8:30 pm

3 stops43h 32m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 16 results
1
2

Compare providers for flights from Chicago to Tromsø

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Tromsø in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Tromsø flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Chicago-Tromsø flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Chicago-Tromsø flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Tromsø flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Tromsø flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Tromsø

Have a flexible travel schedule? Discover the best time to fly to Tromsø from Chicago 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 Chicago to Tromsø

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

Find hourly flight availability from Chicago 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 December 18, 2025.

When flying from Chicago to Tromsø, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 60% versus a flight at noon.

Reviews of airlines servicing Tromsø

Get insights into the airlines that provide service to Tromsø. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Tromsø. Reviews last updated December 18, 2025.
Read through reviews of airlines operating flights from Chicago to Tromsø, such as Scandinavian Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Scandinavian Airlines
7.4
Good
1,607 reviews

Boarding

7.6

Overall

7.4

Comfort

7.3

Crew

8.0

Entertainment

6.7

Food

6.7

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu
Scandinavian Airlines
7.4
Good
1,607 reviews
Scandinavian Airlines
7.4
Good
1,607 reviews

Boarding

7.6

Overall

7.4

Comfort

7.3

Crew

8.0

Entertainment

6.7

Food

6.7

Reviews

1 / 20
8.0
Excellent

Kent,Aug 2025

CPH - SEA

When I got to Copenhagen, my two suitcases were missing from Monday 1030. I got them back Friday after five in the afternoon. My flight from Copenhagen to Seattle did not make the connection from Seattle to Honolulu

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 Chicago?

    Most people fly into Tromso/Langnes (TOS) if they book a flight to Tromsø from Chicago. On average, Tromso/Langnes has 0 inbound flights from Chicago per day from 1 airline. Tromso/Langnes is conveniently located just 2.5 mi from Tromsø’s city center.

  • How long is the flight from Chicago to Tromsø?

    A quick flight from Chicago to Tromsø can take about 17h 15m. Scandinavian Airlines provides one of the quickest options available for as low as $425. There are 3898 mi between Chicago and Tromsø.

  • What is the cheapest airline to fly from Chicago to Tromsø round-trip?

    Scandinavian Airlines, at $426, was found to be the cheapest airline from Chicago to Tromsø..

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Chicago to Tromsø

Discover the top airline that operate flights from Chicago 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$426Average$586FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.