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Tromsø

$365+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — TOS
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap 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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$827
(Scandinavian Airlines)

One-way from

$365
(Trip.com)

Popular in

July

Cheapest in

February

Average price

$593
Provider with most accurate pricing for Chicago (CHI)-Tromso/Langnes flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Tromso/Langnes flights.
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From Chicago (CHI) to Tromso/Langnes
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One-way flight from Chicago (CHI) to Tromso/Langnes
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Highest demand for flights based on searches. 38% potential increase in price ($492 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($68 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find 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 May 1, 2025.

This Scandinavian Airlines deal was found by Cheapflights users on 4/30. 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 6/1010:00 amORD - TOS
2 stops22h 20mMultiple Airlines
Tue 6/1710:20 amTOS - ORD
2 stops18h 23mMultiple Airlines
Deal found 4/30$827
This Scandinavian Airlines deal was found by Cheapflights users on 4/30. 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.
Mon 7/77:15 pmORD - TOS
2 stops37h 35mScandinavian Airlines
Fri 7/184:50 pmTOS - ORD
2 stops54h 20mScandinavian Airlines
Deal found 4/30$834
This SWISS deal was found by Cheapflights users on 4/29. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/146:05 pmORD - TOS
2 stops57h 20mSWISS
Sat 6/2111:05 amTOS - ORD
1 stop35h 50mSWISS
Deal found 4/29$1,301
This Finnair deal was found by Cheapflights users on 4/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/104:59 pmORD - TOS
2 stops18h 31mFinnair
Tue 6/178:05 amTOS - ORD
1 stop16h 45mFinnair
Deal found 4/30$1,340
This Lufthansa deal was found by Cheapflights users on 4/30. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/104:00 pmORD - TOS
1 stop15h 15mLufthansa
Tue 6/173:15 pmTOS - ORD
1 stop28h 40mLufthansa
Deal found 4/30$1,390

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 May 1, 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

Tue 6/10

10:00 am-3:20 pm

2 stops22h 20m

Tromso/Langnes

Tue 6/17

10:20 am-9:43 pm

2 stops18h 23m

$827

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Mon 7/7

7:15 pm-3:50 pm

2 stops37h 35m

Tromso/Langnes

Fri 7/18

4:50 pm-4:10 pm

2 stops54h 20m

$834

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Sat 6/14

6:05 pm-10:25 am

2 stops57h 20m

Tromso/Langnes

Sat 6/21

11:05 am-3:55 pm

1 stop35h 50m

$1,301

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Tue 6/10

4:59 pm-6:30 pm

2 stops18h 31m

Tromso/Langnes

Tue 6/17

8:05 am-5:50 pm

1 stop16h 45m

$1,340

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Tue 6/10

4:00 pm-2:15 pm

1 stop15h 15m

Tromso/Langnes

Tue 6/17

3:15 pm-12:55 pm

1 stop28h 40m

$1,390

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Wed 10/15

7:25 pm-11:25 pm

2 stops21h 00m

$365

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Sun 6/15

7:05 pm-10:25 am

1 stop32h 20m

$649

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Sun 6/15

8:30 pm-7:25 am

2 stops27h 55m

$700

ChicagoTromsø

ORD - TOS

ORDTOS

Chicago O'Hare Intl

Wed 6/18

1:31 pm-3:40 pm

3 stops19h 09m

$2,532

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/1

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Chicago-Tromsø flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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 May 1, 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 37% versus a flight at noon.

Rainfall in Tromsø by month

Plan your trip to Tromsø by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Tromsø ranges from 1.8 - 5.1 inches per month. October is typically the wettest month, when rainfall can reach 5.1 in. May is typically the driest time to visit Tromsø when rainfall is around 1.8 in.

Temperature in Tromsø by month

Plan your trip to Tromsø by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Tromsø, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 53.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

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 May 1, 2025.
Finnair
7.6
Good
1,275 reviews

Food

6.7

Crew

8.1

Overall

7.6

Comfort

7.4

Boarding

7.6

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Finnair
7.6
Good
1,275 reviews
Finnair
7.6
Good
1,275 reviews

Food

6.7

Crew

8.1

Overall

7.6

Comfort

7.4

Boarding

7.6

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
SWISS
7.5
Good
1,589 reviews
Finnair
7.6
Good
1,275 reviews

Food

6.7

Crew

8.1

Overall

7.6

Comfort

7.4

Boarding

7.6

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Scandinavian Airlines
7.3
Good
1,349 reviews
Finnair
7.6
Good
1,275 reviews

Food

6.7

Crew

8.1

Overall

7.6

Comfort

7.4

Boarding

7.6

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.
Lufthansa
6.7
Okay
7,048 reviews
Finnair
7.6
Good
1,275 reviews

Food

6.7

Crew

8.1

Overall

7.6

Comfort

7.4

Boarding

7.6

Entertainment

6.9

Reviews

1 / 20
6.0
Good

Rowland,Dec 2024

FRA - HEL

Finnair need to get a better system for boarding. Hundreds of passengers all attempting to get their boarding cards and passports checked at the gate and then get onto the aircraft is ridiculous, time consuming and frankly unfair to passengers.

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.

  • What are the cheapest airlines flying from Chicago to Tromsø round-trip?

    Scandinavian Airlines, at $834, was found to be the cheapest airline from Chicago to Tromsø.Alternate airlines to your destination round-trip include SWISS and Finnair.

  • What are the cheapest airlines to fly from Chicago to Tromsø one-way?

    The cheapest airline one-way is SWISS, with whom users have recently found tickets for as low as $649. However, be on the lookout for offers from Finnair and Scandinavian Airlines, as they are both options that can get you from Chicago to Tromsø for a low price.

  • 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

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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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$429Average$654FlexibilityNo cancel feeOn-time77%

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