$424 Cheap Flights from Baltimore (BWI) to Trondheim (TRD)

View $424 flight on Wed, Dec 3, 2025Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to Vaernes Airport (TRD)

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Cheap Flights from Baltimore to Trondheim (BWI-TRD)

Prices were available within the past 7 days and start at $424 for one-way flights and $707 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Dec 5 - Mon, Dec 15
BWI
Baltimore
TRD
Trondheim
$707 Roundtrip, found 1 day ago
$707
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Dec 5 from Baltimore to Trondheim, returning Mon, Dec 15, priced at $707 found 1 day ago
Virgin Atlantic
Mon, Dec 1 - Wed, Jan 14
BWI
Baltimore
TRD
Trondheim
$738 Roundtrip, found 4 days ago
$738
Roundtrip
found 4 days ago
Select Virgin Atlantic flight, departing Mon, Dec 1 from Baltimore to Trondheim, returning Wed, Jan 14, priced at $738 found 4 days ago
Delta
Sat, Dec 6 - Fri, Dec 12
BWI
Baltimore
TRD
Trondheim
$752 Roundtrip, found 1 day ago
$752
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Dec 6 from Baltimore to Trondheim, returning Fri, Dec 12, priced at $752 found 1 day ago
Delta
Wed, Dec 3 - Sun, Dec 14
BWI
Baltimore
TRD
Trondheim
$753 Roundtrip, found 1 day ago
$753
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Dec 3 from Baltimore to Trondheim, returning Sun, Dec 14, priced at $753 found 1 day ago
Delta
Mon, Dec 1 - Wed, Jan 14
BWI
Baltimore
TRD
Trondheim
$758 Roundtrip, found 4 days ago
$758
Roundtrip
found 4 days ago
Select Delta flight, departing Mon, Dec 1 from Baltimore to Trondheim, returning Wed, Jan 14, priced at $758 found 4 days ago
Delta
Sat, Dec 6 - Sun, Dec 14
BWI
Baltimore
TRD
Trondheim
$759 Roundtrip, found 1 day ago
$759
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Dec 6 from Baltimore to Trondheim, returning Sun, Dec 14, priced at $759 found 1 day ago
Air France
Mon, Dec 1 - Wed, Jan 14
BWI
Baltimore
TRD
Trondheim
$764 Roundtrip, found 4 days ago
$764
Roundtrip
found 4 days ago
Select Air France flight, departing Mon, Dec 1 from Baltimore to Trondheim, returning Wed, Jan 14, priced at $764 found 4 days ago
Delta
Thu, Dec 4 - Sun, Dec 14
BWI
Baltimore
TRD
Trondheim
$778 Roundtrip, found 1 day ago
$778
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Dec 4 from Baltimore to Trondheim, returning Sun, Dec 14, priced at $778 found 1 day ago
British Airways
Sat, Sep 6 - Sat, Oct 4
BWI
Baltimore
TRD
Trondheim
$795 Roundtrip, found 3 days ago
$795
Roundtrip
found 3 days ago
Select British Airways flight, departing Sat, Sep 6 from Baltimore to Trondheim, returning Sat, Oct 4, priced at $795 found 3 days ago
KLM
Mon, Dec 1 - Wed, Jan 14
BWI
Baltimore
TRD
Trondheim
$819 Roundtrip, found 4 days ago
$819
Roundtrip
found 4 days ago
Select KLM flight, departing Mon, Dec 1 from Baltimore to Trondheim, returning Wed, Jan 14, priced at $819 found 4 days ago
Flights from Baltimore (BWI) to Trondheim (TRD)
Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
Vaernes
Airlines serving
Delta, Finnair, KLM, Scandinavian Airlines
Roundtrip price
$707
Distance
3770 mi

Baltimore to Trondheim Flights

The cheapest times to fly from Baltimore to Trondheim

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Baltimore to Trondheim are during the month of December. You can find some of the cheapest flights from Baltimore to Trondheim with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Baltimore to Trondheim

Sunday is one of the best days to book for cheap flights from Baltimore to Trondheim: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Baltimore to Trondheim

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Baltimore to Trondheim in 2025. You can also book with separate airlines for your outbound and return journeys, from $424 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Baltimore to Trondheim flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Baltimore to Trondheim airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Vaernes Airport (TRD) cost?
Lock in a cheap one-way flight from $424 or cheap return flight from $707 from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Vaernes Airport (TRD) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Vaernes Airport (TRD)?
Planning your getaway for December may help you find better deals, as it's the cheapest month for flights between BWI and TRD. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Vaernes Airport (TRD)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest BWI to TRD flight.
How many flights per day from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Vaernes Airport (TRD)?
Direct flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Vaernes Airport (TRD) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BWI to TRD?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on various factors, including the time of year and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Vaernes Airport (TRD)?
Choose a flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Vaernes Airport (TRD) that takes off before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Vaernes Airport (TRD) last-minute?
Booking your plane ticket from BWI to TRD just before your getaway is generally more expensive. But if there's some wiggle room with your departure times and dates, you could land a cheap last-minute fare.
Is it cheaper to book a BWI to TRD flight and hotel package?
Booking a BWI to TRD flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Vaernes Airport (TRD)?
If you booked your BWI to TRD flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you have, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

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*Available to One Key members.