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Trondheim

$393+ Cheap flights from Illinois 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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — TRD
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
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Find flight deals from Illinois to Trondheim

Cheapest flights from Illinois to Trondheim
Explore the most affordable flight options available from Illinois to Trondheim. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2025.

This Justfly.com deal was found by Cheapflights users on 11/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:10 pmORD - TRD
2 stops31h 30mScandinavian Airlines
Thu 12/117:35 pmTRD - ORD
2 stops28h 10mScandinavian Airlines
Deal found 11/2$393
This Air France deal was found by Cheapflights users on 11/2. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/54:25 pmORD - TRD
1 stop23h 30mKLM
Thu 12/115:10 pmTRD - ORD
1 stop28h 10mKLM
Deal found 11/2$514
This Scandinavian Airlines deal was found by Cheapflights users on 11/2. 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 11/137:20 pmORD - TRD
1 stop12h 10mScandinavian Airlines
Mon 11/176:35 pmTRD - ORD
2 stops53h 10mScandinavian Airlines
Deal found 11/2$536
This Mytrip deal was found by Cheapflights users on 11/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/512:50 pmORD - TRD
3 stops20h 30mMultiple Airlines
Thu 12/119:10 amTRD - ORD
2 stops17h 55mMultiple Airlines
Deal found 11/2$828
This Scandinavian Airlines deal was found by Cheapflights users on 11/3. 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.
Fri 12/197:20 pmORD - TRD
2 stops33h 05mScandinavian Airlines
Fri 12/266:50 amTRD - ORD
2 stops16h 55mScandinavian Airlines
Deal found 11/3$1,429
This KLM deal was found by Cheapflights users on 11/3. 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.
Fri 12/194:25 pmORD - TRD
1 stop23h 30mKLM
Fri 12/266:15 amTRD - ORD
1 stop15h 05mKLM
Deal found 11/3$1,661
This Mytrip deal was found by Cheapflights users on 11/3. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/199:55 pmORD - TRD
2 stops19h 45mMultiple Airlines
Fri 12/266:50 amTRD - ORD
3 stops20h 10mMultiple Airlines
Deal found 11/3$1,802

Cheap flight deals from Illinois to Trondheim

Keep the following information in mind while searching for Illinois to Trondheim flight deals. Data was last updated November 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$393
(Justfly.com)
Provider with most accurate pricing for Chicago (CHI)-Trondheim Vaernes flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Trondheim Vaernes flights.
Search Deals
From Illinois to Trondheim Vaernes
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois 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 November 5, 2025.
Use the filters below to find and compare flights from Illinois to Trondheim that are best for you.

Fly from

Illinois

Fly to

Trondheim

Route

Depart

Return

Price

ChicagoTrondheim

ORD - TRD

ORDTRD

Chicago O'Hare Intl

Fri 12/5

7:10 pm-9:40 am

2 stops31h 30m

Trondheim Vaernes

Thu 12/11

7:35 pm-4:45 pm

2 stops28h 10m

$393

ChicagoTrondheim

ORD - TRD

ORDTRD

Chicago O'Hare Intl

Wed 4/29

7:30 am-8:55 am

2 stops18h 25m

Trondheim Vaernes

Sun 5/3

3:05 pm-4:10 pm

1 stop32h 05m

$508

ChicagoTrondheim

ORD - TRD

ORDTRD

Chicago O'Hare Intl

Fri 12/5

4:25 pm-10:55 pm

1 stop23h 30m

Trondheim Vaernes

Thu 12/11

5:10 pm-2:20 pm

1 stop28h 10m

$514

ChicagoTrondheim

ORD - TRD

ORDTRD

Chicago O'Hare Intl

Wed 4/29

4:20 pm-11:30 am

1 stop12h 10m

Trondheim Vaernes

Sun 5/3

12:05 pm-2:20 pm

1 stop33h 15m

$515

ChicagoTrondheim

ORD - TRD

ORDTRD

Chicago O'Hare Intl

Fri 12/5

12:50 pm-4:20 pm

3 stops20h 30m

Trondheim Vaernes

Thu 12/11

9:10 am-8:05 pm

2 stops17h 55m

$828

ChicagoTrondheim

ORD - TRD

ORDTRD

Chicago O'Hare Intl

Fri 12/19

7:20 pm-11:25 am

2 stops33h 05m

Trondheim Vaernes

Fri 12/26

6:50 am-4:45 pm

2 stops16h 55m

$1,429

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Best time to book a flight from Illinois to Trondheim

Have a flexible travel schedule? Discover the best time to fly to Trondheim 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 Trondheim
No data available for this route at this time. Please check back soon.

Related info for your journey

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

    Trondheim Vaernes (TRD), located 16.4 mi from the city center, is the airport you fly into when you book flights from Illinois to Trondheim.

  • How long is the flight from Illinois to Trondheim?

    A quick flight from Illinois to Trondheim can take about 12h 10m. Scandinavian Airlines provides one of the quickest options available for as low as $515. The distance between Illinois and Trondheim is about 3923 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois 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 airline flying from Illinois to Trondheim

Discover the top airline that operate flights from Illinois 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 November 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$477Average$850FlexibilityNo cancel feeOn-time77%

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