What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Trondheim?

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Trondheim flight should consider departing on Wednesday evenings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What is the cheapest day to fly round-trip from Washington, D.C. Dulles Intl Airport to Trondheim?

Wednesday flights are found to be more expensive to fly from Washington, D.C. Dulles Intl Airport to Trondheim. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Trondheim.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to Trondheim?

October can be a great time to fly to Trondheim from Washington, D.C. Dulles Intl Airport with a flight ticket averaging about $666. Cheapflights users have found deals in the month of October for as cheap as $387. The most expensive prices can be found in the month of December.

What is the cheapest time of day to fly from IAD to TRD?

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Trondheim at noon. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight in the morning.

What airport do you fly into for flights to Trondheim from Washington, D.C. Dulles Intl?

Most people fly into Trondheim Vaernes (TRD) if they book a flight to Trondheim from Washington, D.C. Dulles Intl. On average, Vaernes has 0 inbound flights from Washington, D.C. Dulles Intl per day from 1 airline. Trondheim Vaernes is conveniently located just 16.4 mi from Trondheim’s city center.

Can I find deals for flights from Dulles Intl to Trondheim that include hotel bookings?

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

How can I find direct flights from Dulles Intl to Trondheim?

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

Can I find deals for business class flights from Dulles Intl to Trondheim?

Yes. Cheapflights offers flight deals from Dulles Intl 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.

$513+ Flights from Washington, D.C. Dulles Intl Airport to Trondheim

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Cheap flight deals from Dulles Intl to Trondheim

Round-trip from	$513 (oojo)
Popular in	December
Cheapest in	October
Average price	$850

From Washington, D.C. Dulles Intl to Trondheim Vaernes

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($105 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 10% potential price decrease ($64 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Find flight deals from Dulles Intl to Trondheim

Cheapest flights from Dulles Intl to Trondheim
Explore the most affordable flight options available from Dulles Intl to Trondheim. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Wed 8/1310:05 pmIAD - TRD

2 stops13h 10mScandinavian Airlines

Sun 8/248:35 pmTRD - IAD

2 stops29h 24mScandinavian Airlines

Deal found 6/25

$513

Tue 8/125:50 pmIAD - TRD

2 stops16h 40mDelta

Tue 8/266:00 amTRD - IAD

1 stop15h 35mDelta

Deal found 6/25

$574

Sat 8/165:00 pmIAD - TRD

2 stops21h 00mTAP AIR PORTUGAL

Mon 8/2510:35 amTRD - IAD

2 stops16h 15mTAP AIR PORTUGAL

Deal found 6/25

$699

Wed 8/1310:05 pmIAD - TRD

1 stop17h 50mMultiple Airlines

Thu 8/2112:00 pmTRD - IAD

2 stops13h 59mMultiple Airlines

Deal found 6/26

$896

Mon 8/1110:40 pmIAD - TRD

2 stops51h 50mFinnair

Sat 8/237:55 pmTRD - IAD

2 stops30h 20mFinnair

Deal found 6/25

$988

Fri 8/1510:20 pmIAD - TRD

2 stops34h 25mLufthansa

Mon 8/253:25 pmTRD - IAD

2 stops34h 00mLufthansa

Deal found 6/26

$1,314

Best flights from Dulles Intl to Trondheim
Discover carefully curated flight deals from Dulles Intl to Trondheim that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 26, 2025.

Wed 8/1310:05 pmIAD - TRD

2 stops13h 10mScandinavian Airlines

Sun 8/248:35 pmTRD - IAD

2 stops29h 24mScandinavian Airlines

Deal found 6/25

$513

Tue 8/125:50 pmIAD - TRD

2 stops16h 40mDelta

Tue 8/266:00 amTRD - IAD

1 stop15h 35mDelta

Deal found 6/25

$574

Sat 8/165:00 pmIAD - TRD

2 stops21h 00mTAP AIR PORTUGAL

Mon 8/2510:35 amTRD - IAD

2 stops16h 15mTAP AIR PORTUGAL

Deal found 6/25

$699

Wed 8/1310:05 pmIAD - TRD

1 stop17h 50mMultiple Airlines

Thu 8/2112:00 pmTRD - IAD

2 stops13h 59mMultiple Airlines

Deal found 6/26

$896

Mon 8/1110:40 pmIAD - TRD

2 stops51h 50mFinnair

Sat 8/237:55 pmTRD - IAD

2 stops30h 20mFinnair

Deal found 6/25

$988

Fri 8/1510:20 pmIAD - TRD

2 stops34h 25mLufthansa

Mon 8/253:25 pmTRD - IAD

2 stops34h 00mLufthansa

Deal found 6/25

$1,314

Cheapflights Fare Finder

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 8/13

10:05 pm-5:15 pm

2 stops13h 10m

Trondheim Vaernes

Sun 8/24

8:35 pm-7:59 pm

2 stops29h 24m

$513

Washington, D.C.Trondheim

IAD - TRD

IADTRD

Washington, D.C. Dulles Intl

Tue 8/12

5:50 pm-4:30 pm

2 stops16h 40m

Trondheim Vaernes

Thu 8/21

6:00 am-3:35 pm

1 stop15h 35m

$574

Washington, D.C.Trondheim

IAD - TRD

IADTRD

Washington, D.C. Dulles Intl

Sat 8/16

5:00 pm-8:00 pm

2 stops21h 00m

Trondheim Vaernes

Mon 8/25

10:35 am-8:50 pm

2 stops16h 15m

$699

Washington, D.C.Trondheim

IAD - TRD

IADTRD

Washington, D.C. Dulles Intl

Wed 8/13

10:05 pm-9:55 pm

1 stop17h 50m

Trondheim Vaernes

Thu 8/21

12:00 pm-7:59 pm

2 stops13h 59m

$896

Washington, D.C.Trondheim

IAD - TRD

IADTRD

Washington, D.C. Dulles Intl

Mon 8/11

10:40 pm-8:30 am

2 stops51h 50m

Trondheim Vaernes

Sat 8/23

7:55 pm-8:15 pm

2 stops30h 20m

$988

Washington, D.C.Trondheim

IAD - TRD

IADTRD

Washington, D.C. Dulles Intl

Fri 8/15

10:20 pm-2:45 pm

2 stops34h 25m

Trondheim Vaernes

Mon 8/25

3:25 pm-7:25 pm

2 stops34h 00m

$1,314

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/25

Best time to book a flight from Dulles Intl to Trondheim

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

Reviews of airlines servicing Trondheim

Peruse reviews from past customers who have flown with Delta, Finnair, and Scandinavian Airlines from Washington, D.C. Dulles Intl Airport to Trondheim to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,964 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,964 reviews

Delta

8.0

Very good

7,964 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Finnair

7.6

Good

1,298 reviews

Delta

8.0

Very good

7,964 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Scandinavian Airlines

7.3

Good

1,410 reviews

Delta

8.0

Very good

7,964 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

TAP AIR PORTUGAL

7.1

Good

1,903 reviews

Delta

8.0

Very good

7,964 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Lufthansa

6.8

Okay

7,191 reviews

Delta

8.0

Very good

7,964 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly into for flights to Trondheim from Washington, D.C. Dulles Intl?
Most people fly into Trondheim Vaernes (TRD) if they book a flight to Trondheim from Washington, D.C. Dulles Intl. On average, Vaernes has 0 inbound flights from Washington, D.C. Dulles Intl per day from 1 airline. Trondheim Vaernes is conveniently located just 16.4 mi from Trondheim’s city center.
Can I find deals for flights from Dulles Intl to Trondheim that include hotel bookings?
Yes. In addition to deals on Dulles Intl to Trondheim flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dulles Intl to Trondheim?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Trondheim.
Can I find deals for business class flights from Dulles Intl to Trondheim?
Yes. Cheapflights offers flight deals from Dulles Intl 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Dulles Intl to Trondheim

Complete your trip

Trondheim car rentals

Trondheim Vaernes Airport car rentals

Kristiansund Kvernberget Airport car rentals

Rørvik Ryumsjoen Aprt Airport car rentals

Top airline flying from Dulles Intl to Trondheim

Airline	Cheapest	Average	Flexibility	On-time
Scandinavian Airlines	Cheapest$392	Average$440	FlexibilityNo cancel fee	On-time77%

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$513+ Cheap flights from Dulles Intl (IAD) 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 8/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Dulles Intl to Trondheim with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Dulles Intl to Trondheim

Round-trip from

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Average price

Find flight deals from Dulles Intl to Trondheim

Cheapest flights from Dulles Intl to TrondheimExplore the most affordable flight options available from Dulles Intl to Trondheim. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Explore the most affordable flight options available from Dulles Intl to Trondheim. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Trondheim that are best for you.

Best time to book a flight from Dulles Intl to Trondheim

Have a flexible travel schedule? Discover the best time to fly to Trondheim from Dulles Intl with our price prediction graph.

Reviews of airlines servicing Trondheim

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl 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 Washington, D.C. Dulles Intl?

Can I find deals for flights from Dulles Intl to Trondheim that include hotel bookings?

How can I find direct flights from Dulles Intl to Trondheim?

Can I find deals for business class flights from Dulles Intl to Trondheim?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Trondheim

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Dulles Intl to Trondheim

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Cheapest flights from Dulles Intl to Trondheim
Explore the most affordable flight options available from Dulles Intl to Trondheim. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 26, 2025.