Best time to go: what is the RIGHT price for a round-trip flight to Trondheim (from: Chicago)

The average price to go to Trondheim from Chicago airport is $ 719 (round trip). However, there are variations depending on the departure month. Thus, it is possible to pay for your plane ticket on average between $ 509 (in february) and $ 1102 (in june), which is a saving of $ 210 or a surplus of $ 384 (compared to the average price) depending on the period you leave.

The analysis of all prices reveals that the most frequent price is between $517 to $569 and it is generally more economical to leave on a monday and return on a monday on a flight with 1 or more layovers.

Be careful, the cheapest months may correspond to unfavorable weather periods . Check out our page best time to go to Trondheim before booking your flight.

If you want to know when to book your flight at the best price, go straight to the second part of this page: When to buy your Chicago-Trondheim plane ticket.

How are these data calculated?

We have studied a sample of 1283 airfare prices from previous years for flights to Trondheim from Chicago and can thus establish precise and credible price variation trends based on different parameters. Of course, prices can vary from year to year, but the seasonal aspect of this data (recurrence of school holidays, events... from year to year) makes these statistics quite reliable.

Average price depending on the departure month

Data analysis:

By leaving in february, the price of the plane ticket will statistically be the cheapest ($ 509, saving $ 210 compared to the average price over the year which is $ 719). Conversely, june will be the most expensive ($ 1102).

Flight Chicago-Trondheim: when is the best time to go for the best price?

Month Good price* Average price Our opinion
January$ 488 $ 586 good price
February$ 473 $ 509 very good price
March$ 561 $ 720 good price
April$ 520 $ 619 good price
May$ 687 $ 762 fair price
June$ 944 $ 1102 very high price
July$ 855 $ 1012 high price
August$ 583 $ 709 good price
September$ 554 $ 595 good price
October$ 511 $ 602 good price
November$ 533 $ 624 good price
December$ 531 $ 771 fair price

*great price to buy your plane ticket: if you see this price or cheaper during your flight search, go for it and buy it!

Price breakdown to travel from Chicago to Trondheim

Data analysis:

The prices for flights from Chicago to Trondheim range from $362 to $1344. 3% of tickets were purchased at the minimum price (from $362 to $414), 1% at the maximum price (from $1292 to $1344). The majority of plane tickets were purchased in the range of $517 to $569 (17% of tickets).

Cheapest airlines for the Chicago->Trondheim flight

There are 4 companies that serve Chicago from Trondheim airport: SAS, KLM, Spirit Airlines and Delta.

Data analysis:

Of the 1283 flights analyzed in previous years, SAS was the airline that offered the best fare most often in the flight ticket search results (50% of the time) on the Chicago->Trondheim route.

Which day of the week to leave?

Data analysis:

Statistically, Chicago-Trondheim flights departing on a monday are cheaper than on other days of the week. By choosing a monday as your departure date, you can save an average of $51. On the other hand, departing on a saturday may cost you an additional $52.

Which day of the week to come back?

Data analysis:

Statistically, return flights from Trondheim to Chicago departing on a monday are cheaper than on other days of the week. By choosing a monday for your return date, you will save an average of $46. Conversely, departing from Trondheim on a saturday may cost you an additional $60.


Top prices Chicago-Trondheim

Round tripDatesPrice
Chicago → Trondheim12-02 to 19-02-2025$ 575 
Chicago → Trondheim20-02 to 26-02-2025$ 667 
Chicago → Trondheim03-03 to 19-03-2025$ 541 
Chicago → Trondheim08-03 to 16-03-2025$ 674 
Chicago → Trondheim18-03 to 25-03-2025$ 586 
Chicago → Trondheim19-03 to 26-03-2025$ 810 
Chicago → Trondheim20-03 to 27-03-2025$ 893 
Chicago → Trondheim23-03 to 30-03-2025$ 1056 
Chicago → Trondheim24-03 to 31-03-2025$ 670 
Chicago → Trondheim21-05 to 31-05-2025$ 693 


When to book your flight Chicago - Trondheim to get the cheapest price?

Statistically, you will make the biggest savings by buying your plane ticket between 2 to 3 months in advance. However, you may end up paying a high price if you book between 3 to 4 months in advance.

Did you know: the price of plane tickets not only varies depending on how far in advance you book, but also on the day of the week you book! So, to maximize your chances of getting the best price for a Chicago-Trondheim flight, it is recommended to book your ticket on a friday.

How far in advance should I buy my flight?

Data analysis:

To get the cheapest flight ticket from Chicago to Trondheim, it is recommended to buy it 2 to 3 months before departure (it is then on average 698 $, which is a saving of 21 $ compared to the overall average price). On the other hand, if you buy your ticket 3 to 4 months in advance, you will pay the full price (56 $ more than the average price).

Depending on the departure month

The best time to buy your Chicago to Trondheim flight ticket may vary depending on your departure month. Therefore, we offer you statistics on when to book your flight month by month.

Departure on... How far in advance should I book?
January-
February-
March-
April-
May

Best time: 1 to 2 months before departure (average price: 718 $)

June-
July-
August

Best time: 1 to 2 months before departure (average price: 629 $)

September-
October

Best time: 1 to 2 months before departure (average price: 568 $)

November

Best time: 1 to 2 months before departure (average price: 614 $)

December-

What day of the week should I book my flight ticket?

Data analysis:

Statistically, friday is the day when plane tickets for Chicago->Trondheim are the cheapest. So, by buying your plane ticket on a friday, you will save $20. Conversely, by buying it on a tuesday, you may end up paying $23 more.



Chicago to Trondheim: flight price when booking today

Information: this data is not statistics but comes from real prices collected less than 7 days ago. Some months may not be available as we do not have enough data for them.

Month Current price
February 2025$ 621
$575 to $667
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March 2025$ 795
$541 to $1268
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May 2025$ 693
$693 to $693
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Data analysis:

Compared to the average price, may is cheaper to travel to Trondheim. It may be interesting to book now to leave this month!



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