Cheap flights from Washington, D.C. Dulles Intl Airport to Trondheim from $514

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Trondheim departing on 11/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Trondheim

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:05 pm - 4:35 pmIAD-TRD
16h 30m1 stop
Delta Logo
6:15 am - 4:05 pmTRD-IAD
15h 50m1 stop
$514Delta
Find Deal
Wed, Nov 12 - Sun, Nov 16
Delta Logo
12:37 pm - 4:35 pmIAD-TRD
21h 58m2 stops
Delta Logo
6:15 am - 4:05 pmTRD-IAD
15h 50m1 stop
$519Delta
Find Deal
Wed, Nov 12 - Sun, Nov 16
Delta Logo
7:01 am - 4:35 pmIAD-TRD
27h 34m2 stops
Delta Logo
6:15 am - 7:08 pmTRD-IAD
18h 53m2 stops
$529Delta
Find Deal
Wed, Nov 12 - Sun, Nov 16
Delta Logo
7:59 pm - 3:30 pmIAD-TRD
38h 31m2 stops
Delta Logo
6:00 am - 3:35 pmTRD-IAD
15h 35m1 stop
$917Delta
Find Deal
Fri, Mar 27 - Tue, Mar 31
Delta Logo
7:05 pm - 4:35 pmIAD-TRD
16h 30m1 stop
Delta Logo
6:00 am - 3:35 pmTRD-IAD
15h 35m1 stop
$969Delta
Find Deal
Fri, Mar 27 - Tue, Mar 31
Delta Logo
7:59 pm - 4:35 pmIAD-TRD
15h 36m2 stops
Delta Logo
6:00 am - 4:30 pmTRD-IAD
16h 30m2 stops
$984Delta
Find Deal
Fri, Mar 27 - Tue, Mar 31

Delta flights from Washington, D.C. Dulles Intl Airport to Trondheim

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Trondheim flight tickets
Delta
Nov 12
IAD6:05 pmWashington, D.C. Dulles Intl
16h 30m
1 stop
TRD4:35 pmTrondheim Vaernes
Nov 16
TRD6:15 amTrondheim Vaernes
15h 50m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Delta
Nov 12
IAD12:37 pmWashington, D.C. Dulles Intl
21h 58m
2 stops
TRD4:35 pmTrondheim Vaernes
Nov 16
TRD6:15 amTrondheim Vaernes
15h 50m
1 stop
IAD4:05 pmWashington, D.C. Dulles Intl
Delta
Nov 12
IAD7:01 amWashington, D.C. Dulles Intl
27h 34m
2 stops
TRD4:35 pmTrondheim Vaernes
Nov 16
TRD6:15 amTrondheim Vaernes
18h 53m
2 stops
IAD7:08 pmWashington, D.C. Dulles Intl

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated October 16, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Trondheim that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Trondheim

IAD - TRD

IADTRD

Washington, D.C. Dulles Intl

Wed 11/12

6:05 pm-4:35 pm

1 stop16h 30m

Trondheim Vaernes

Sun 11/16

6:15 am-4:05 pm

1 stop15h 50m

$514

Washington, D.C.Trondheim

IAD - TRD

IADTRD

Washington, D.C. Dulles Intl

Wed 11/12

12:37 pm-4:35 pm

2 stops21h 58m

Trondheim Vaernes

Sun 11/16

6:15 am-4:05 pm

1 stop15h 50m

$519

Washington, D.C.Trondheim

IAD - TRD

IADTRD

Washington, D.C. Dulles Intl

Wed 11/12

7:01 am-4:35 pm

2 stops27h 34m

Trondheim Vaernes

Sun 11/16

6:15 am-7:08 pm

2 stops18h 53m

$529

Washington, D.C.Trondheim

IAD - TRD

IADTRD

Washington, D.C. Dulles Intl

Fri 3/27

7:59 pm-3:30 pm

2 stops38h 31m

Trondheim Vaernes

Tue 3/31

6:00 am-3:35 pm

1 stop15h 35m

$917

Washington, D.C.Trondheim

IAD - TRD

IADTRD

Washington, D.C. Dulles Intl

Fri 3/27

7:05 pm-4:35 pm

1 stop16h 30m

Trondheim Vaernes

Tue 3/31

6:00 am-3:35 pm

1 stop15h 35m

$969

Washington, D.C.Trondheim

IAD - TRD

IADTRD

Washington, D.C. Dulles Intl

Fri 3/27

7:59 pm-4:35 pm

2 stops15h 36m

Trondheim Vaernes

Tue 3/31

6:00 am-4:30 pm

2 stops16h 30m

$984

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Trondheim from

How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Trondheim

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Trondheim?

The cheapest day to depart on your flight to Trondheim is on a Wednesday when prices can be found for as low as $452. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Trondheim is Thursday, with ticket prices averaging around $1,425.

What is the cheapest time of day to depart on your flight to Trondheim?

According to our data, the cheapest time of day to fly to Trondheim is in the evening. momondo users have found flights departing from Washington, D.C. Dulles Intl Airport to Trondheim in the evening for as low as $434. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $615.

When to book flights from Washington, D.C. Dulles Intl Airport to Trondheim

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Trondheim according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Trondheim (IAD to TRD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Trondheim

Direct flights

None
There are no direct flights from Washington, D.C. Dulles Intl Airport to Trondheim. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Trondheim.
  • How far is Washington, D.C. Dulles Intl to Trondheim Vaernes by plane?

    Washington, D.C. Dulles Intl and Trondheim Vaernes are 3789.0 mi apart from one another. In terms of flight time, this usually takes a little over 15h 36m.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Trondheim Vaernes Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Trondheim Vaernes Airport are updated daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Trondheim Vaernes Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Trondheim Vaernes Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Trondheim Vaernes Airport.

  • What documentation or ID do you need to fly to Trondheim Vaernes Airport?

    The required travel and health documents for your Trondheim Vaernes Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Trondheim Vaernes Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Trondheim?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Trondheim

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Trondheim with momondo
Airline
Rating
Free Cancellation
Price
Scandinavian AirlinesPriceFrom $392Free CancellationRating
7.4
1,533 reviews
Search Scandinavian Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Trondheim?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Trondheim from Washington, D.C..

Can I find flights from Washington, D.C. to Trondheim with flexible booking policies on momondo?

Flights from Washington, D.C. to Trondheim with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Trondheim?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Trondheim from Washington, D.C..

I’m not ready to book a flight from Washington, D.C. to Trondheim right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Trondheim flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Sat 11/15
Sat 11/22

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