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O'Hare Intl

$517+ Cheap flights from Trondheim (TRD) to O'Hare Intl (ORD)

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
TRD — ORD
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Trondheim to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Trondheim (TRD) to O'Hare Intl (ORD). 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 September 11, 2025.

Round-trip from

$517
(Delta)

Popular in

August

Cheapest in

November

Average price

$588
From Trondheim Vaernes to Chicago O'Hare Intl
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Highest demand for flights based on searches. 18% potential increase in price ($140 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Trondheim to O'Hare Intl

Cheapest flights from Trondheim to O'Hare Intl
Explore the most affordable flight options available from Trondheim to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/9. 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.
Thu 12/46:15 amTRD - ORD
2 stops19h 07mDelta
Mon 12/83:45 pmORD - TRD
2 stops17h 50mDelta
Deal found 9/9$517
This KLM deal was found by Cheapflights users on 9/9. 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.
Thu 12/45:10 pmTRD - ORD
1 stop28h 10mKLM
Mon 12/84:25 pmORD - TRD
1 stop17h 10mKLM
Deal found 9/9$568

Cheapflights Fare Finder

 
Customize your flight search to find flights from Trondheim to O'Hare Intl 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 September 11, 2025.
Use the filters below to find and compare flights from Trondheim to Chicago O'Hare Intl Airport that are best for you.

Fly from

Trondheim

Fly to

O'Hare Intl

Route

Depart

Return

Price

TrondheimChicago

TRD - ORD

TRDORD

Trondheim Vaernes

Thu 12/4

6:15 am-6:22 pm

2 stops19h 07m

Chicago O'Hare Intl

Mon 12/8

3:45 pm-4:35 pm

2 stops17h 50m

$517

TrondheimChicago

TRD - ORD

TRDORD

Trondheim Vaernes

Thu 12/4

5:10 pm-2:20 pm

1 stop28h 10m

Chicago O'Hare Intl

Mon 12/8

4:25 pm-4:35 pm

1 stop17h 10m

$568

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Trondheim to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Trondheim 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.

Related info for your journey

Find useful and relevant information for your journey from Trondheim to O'Hare Intl. 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 from for flights from Trondheim to Chicago O'Hare Intl?

    Trondheim Vaernes (TRD), located 16.4 mi from the city center, is the airport you fly out of when you book flights from Trondheim to Chicago O'Hare Intl. 0 airlines have flights from Vaernes to Chicago O'Hare Intl on a regular basis. Booking flights from Trondheim Vaernes to Chicago O'Hare Intl should not be difficult; the airport handles an average of 0 outbound flights to Chicago O'Hare Intl per day.

  • How long is the flight from Trondheim to Chicago O'Hare Intl Airport?

    Airlines like Delta and KLM fly from Trondheim to Chicago O'Hare Intl Airport in about 19h 07m. The time it takes to get you to your destination can typically vary by up to 9h 03m. The distance from Trondheim to Chicago O'Hare Intl Airport 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 Trondheim to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Trondheim to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Trondheim to O'Hare Intl?

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

  • Can I find deals for business class flights from Trondheim to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Trondheim to O'Hare Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Trondheim to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Trondheim to Chicago O'Hare Intl Airport (average of $245). Flying from Trondheim to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Skokie
Gurnee
Hoffman Estates
Des Plaines
Elgin
Arlington Heights
Beloit
Racine
Rockford
Orland Park
Oak Brook
Downers Grove
Naperville
Elk Grove Village
Evanston
Merrillville
Bridgeview
Warrenville

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