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Trondheim

$530+ Cheap flights from Chicago (CHI) to Trondheim (TRD)

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — TRD
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Chicago to Trondheim

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Trondheim (TRD). 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

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$530
(oojo)

Popular in

July

Cheapest in

February

Average price

$1,006
Provider with most accurate pricing for Chicago (CHI)-Trondheim Vaernes flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Trondheim Vaernes flights.
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From Chicago (CHI) to Trondheim Vaernes
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Highest demand for flights based on searches. 27% potential increase in price ($276 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($64 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 Trondheim

Cheapest flights from Chicago to Trondheim
Explore the most affordable flight options available from Chicago to Trondheim. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This oojo deal was found by Cheapflights users on 5/1. 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.
Mon 9/157:15 pmORD - TRD
1 stop16h 50mScandinavian Airlines
Mon 9/223:00 pmTRD - ORD
1 stop32h 10mScandinavian Airlines
Deal found 5/1$530
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1710:00 amORD - TRD
2 stops16h 35mMultiple Airlines
Wed 9/247:55 pmTRD - ORD
2 stops27h 15mMultiple Airlines
Deal found 4/30$593
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/174:50 pmORD - TRD
1 stop16h 40mKLM
Wed 9/246:00 amTRD - ORD
1 stop15h 40mKLM
Deal found 4/30$651
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/157:00 amORD - TRD
2 stops19h 35mDelta
Wed 7/236:00 amTRD - ORD
2 stops23h 03mDelta
Deal found 4/30$696

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago to Trondheim 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 Trondheim that are best for you.

Fly from

Chicago

Fly to

Trondheim

Route

Depart

Return

Price

ChicagoTrondheim

ORD - TRD

ORDTRD

Chicago O'Hare Intl

Mon 9/15

7:15 pm-7:05 pm

1 stop16h 50m

Trondheim Vaernes

Mon 9/22

3:00 pm-4:10 pm

1 stop32h 10m

$530

ChicagoTrondheim

ORD - TRD

ORDTRD

Chicago O'Hare Intl

Wed 9/17

10:00 am-9:35 am

2 stops16h 35m

Trondheim Vaernes

Wed 9/24

7:55 pm-4:10 pm

2 stops27h 15m

$593

ChicagoTrondheim

ORD - TRD

ORDTRD

Chicago O'Hare Intl

Wed 9/17

4:50 pm-4:30 pm

1 stop16h 40m

Trondheim Vaernes

Wed 9/24

6:00 am-2:40 pm

1 stop15h 40m

$651

ChicagoTrondheim

ORD - TRD

ORDTRD

Chicago O'Hare Intl

Tue 7/15

7:00 am-9:35 am

2 stops19h 35m

Trondheim Vaernes

Wed 7/23

6:00 am-10:03 pm

2 stops23h 03m

$696

ChicagoTrondheim

ORD - TRD

ORDTRD

Chicago O'Hare Intl

Sun 6/22

4:20 pm-10:20 am

1 stop11h 00m

$648

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Compare providers for flights from Chicago to Trondheim

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 Trondheim in May.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 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-Trondheim flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Trondheim flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Trondheim flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Trondheim 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-Trondheim 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 Trondheim

Have a flexible travel schedule? Discover the best time to fly to Trondheim 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 Trondheim

Rainfall in Trondheim by month

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

In terms of precipitation, rainfall in Trondheim ranges from 1.8 - 4.3 inches per month. September is typically the wettest month, when rainfall can reach 4.3 in. April is typically the driest time to visit Trondheim when rainfall is around 1.8 in.

Temperature in Trondheim by month

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

If weather is an important factor for your trip to Trondheim, 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 55.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

Reviews of airlines servicing Trondheim

Get insights into the airlines that provide service to Trondheim. 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 Trondheim. Reviews last updated May 1, 2025.
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Scandinavian Airlines
7.3
Good
1,349 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Trondheim. 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 Trondheim from Chicago?

    Most people fly into Trondheim Vaernes (TRD) if they book a flight to Trondheim from Chicago. On average, Vaernes has 0 inbound flights from Chicago per day from 2 airlines. Trondheim Vaernes is conveniently located just 16.4 mi from Trondheim’s city center.

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

    Scandinavian Airlines, at $530, was found to be the cheapest airline from Chicago to Trondheim.Alternate airlines to your destination round-trip include KLM and Delta. Users have found that Scandinavian Airlines is 28% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago to Trondheim 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 2 airlines flying from Chicago to Trondheim

Discover the top 2 airlines that operate flights from Chicago to Trondheim. 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$501Average$788FlexibilityNo cancel feeOn-time77%
KLMCheapest$527Average$655FlexibilityNo cancel feeOn-time75%

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