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Flights from Washington D.C. to Tromso

Find flight deals from Washington D.C. to Tromso for the next 3 months. Book one way flights from $1,486 or round trip flights from $880.

      • IAD 8:20 PM
        16h
        1 stop
        TOS 6:20 PM
        Washington D.C. - Tromso | Wed, Aug 12 | Swiss Airlines
        TOS 3:20 PM
        30h 45m
        1 stop
        IAD 4:05 PM
        Tromso - Washington D.C. | Tue, Aug 18 | Lufthansa
        $880 $1,405
        37% off
        37% off
        $1,405 $880
      • IAD 5:55 PM
        14h 35m
        1 stop
        TOS 2:30 PM
        Washington D.C. - Tromso | Tue, Aug 11 | Lufthansa
        TOS 3:20 PM
        28h 15m
        1 stop
        IAD 1:35 PM
        Tromso - Washington D.C. | Tue, Aug 18 | Lufthansa
        $911 $1,405
        35% off
        35% off
        $1,405 $911
      • IAD 3:25 PM
        17h 5m
        1 stop
        TOS 2:30 PM
        Washington D.C. - Tromso | Wed, Aug 19 | Lufthansa
        TOS 3:20 PM
        30h 45m
        1 stop
        IAD 4:05 PM
        Tromso - Washington D.C. | Wed, Aug 26 | Lufthansa
        $942 $1,405
        33% off
        33% off
        $1,405 $942
      • IAD 3:25 PM
        17h 45m
        1 stop
        TOS 3:10 PM
        Washington D.C. - Tromso | Thu, Aug 27 | Lufthansa
        TOS 3:20 PM
        30h 45m
        1 stop
        IAD 4:05 PM
        Tromso - Washington D.C. | Thu, Sep 3 | Lufthansa
        $942
        33% off
        $1,405 $942
      • IAD 8:20 PM
        31h 55m
        1 stop
        TOS 10:15 AM
        Washington D.C. - Tromso | Thu, Aug 13 | Swiss Airlines
        TOS 3:20 PM
        30h 45m
        1 stop
        IAD 4:05 PM
        Tromso - Washington D.C. | Wed, Aug 19 | Lufthansa
        $960
        32% off
        $1,405 $960
      • IAD 8:20 PM
        31h 55m
        1 stop
        TOS 10:15 AM
        Washington D.C. - Tromso | Thu, Aug 27 | Swiss Airlines
        TOS 3:20 PM
        28h 15m
        1 stop
        IAD 1:35 PM
        Tromso - Washington D.C. | Thu, Sep 3 | Lufthansa
        $964
        31% off
        $1,405 $964
      • IAD 8:20 PM
        32h 5m
        1 stop
        TOS 10:25 AM
        Washington D.C. - Tromso | Sun, Aug 16 | Swiss Airlines
        TOS 11:05 AM
        35h 40m
        1 stop
        IAD 4:45 PM
        Tromso - Washington D.C. | Sat, Aug 22 | Swiss Airlines
        $966
        31% off
        $1,405 $966
      • IAD 3:25 PM
        17h 5m
        1 stop
        TOS 2:30 PM
        Washington D.C. - Tromso | Mon, Aug 24 | Lufthansa
        TOS 3:55 PM
        28h 5m
        1 stop
        IAD 2:00 PM
        Tromso - Washington D.C. | Mon, Aug 31 | Austrian Airlines
        $969
        31% off
        $1,405 $969
      • IAD 3:25 PM
        17h 5m
        1 stop
        TOS 2:30 PM
        Washington D.C. - Tromso | Wed, Aug 12 | Lufthansa
        TOS 3:20 PM
        30h 45m
        1 stop
        IAD 4:05 PM
        Tromso - Washington D.C. | Wed, Aug 19 | Lufthansa
        $977
        30% off
        $1,405 $977
      • IAD 5:25 PM
        16h 45m
        1 stop
        TOS 4:10 PM
        Washington D.C. - Tromso | Thu, Aug 27 | Austrian Airlines
        TOS 3:20 PM
        28h 15m
        1 stop
        IAD 1:35 PM
        Tromso - Washington D.C. | Thu, Sep 3 | Lufthansa
        $983
        30% off
        $1,405 $983
      • WAS 1:00 PM
        17h 25m
        1 stop
        TOS 2:00 PM
        Washington D.C. - Tromso | Tue, Jul 21 | Normal Airline
        TOS 3:00 PM
        6h
        Nonstop
        WAS 4:00 PM
        Tromso - Washington D.C. | Thu, Jul 23 | Normal Airline
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      • IAD 5:20 PM
        15h 10m
        1 stop
        TOS 2:30 PM
        Washington D.C. - Tromso | Fri, Jul 24 | Lufthansa
        $1,486 $3,839
        61% off
        61% off
        $3,839 $1,486
      • IAD 8:20 PM
        32h
        1 stop
        TOS 10:20 AM
        Washington D.C. - Tromso | Fri, Jul 24 | Scandinavian Airlines
        $2,687 $3,839
        30% off
        30% off
        $3,839 $2,687
      • WAS 1:00 PM
        17h 25m
        1 stop
        TOS 2:00 PM
        Washington D.C. - Tromso | Tue, Jul 21 | Normal Airline
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Find cheap airlines flights from Washington D.C. to Tromso

You can choose from 1 airlines that fly from Washington D.C. to Tromso, including Icelandair, Lufthansa has lowest fares on this route.
Icelandair logo Icelandair
Airlines are determined based on actual purchased flight tickets from Washington D.C. to Tromso according to previous 12 months data from Trip.com.

Flight Info | Washington D.C. to Tromso

The distance between Washington D.C. and Tromso is approximately 6,215.66 km. Based on Trip.com's data travel demand peaks in August. The off-season for travel is October.

Cheapest one-way flight price$1,486
Cheapest round-trip ticket price$880
Off-season for travelOctober
Peak season for travelAugust
Flight distance6,215.66 km
Popular airlineIcelandair
Flight statistics for the Washington D.C.–Tromso route are based on aggregated booking data from Trip.com over the past 12 months.

Frequently Asked Questions

  • What are the cheapest flights from Washington D.C. to Tromso (WAS-TOS)?

    Based on Trip.com data, Lufthansa offers one-way fares as low as $1,486 on Cheapest nonstop routes (e.g. IAD to TOS on Fri, Jul 24), while Swiss Airlines offers Cheapest nonstop round-trips from $880 departing on Wed, Aug 12 and returning on Tue, Aug 18.
  • At the moment, you can catch a nonstop flight from Washington D.C. to Tromso with the following airlines, including: Icelandair Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Washington D.C. to Tromso is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • To find best deals on flights from Washington D.C. to Tromso, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Jul 24, with one-way flights priced at just $1,486.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Lufthansa.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Tromso travel is around August.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Washington D.C. to Tromso is October, when demand for travel is lower.
  • After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Washington D.C. to Tromso on July 22, 2026 with Lufthansa, with prices starting at $1,114.
  • You can land at any one of the following hubs in Tromso, with Dulles International Airport to Tromso Airport (IAD-TOS) is by far the most common option on this route: Tromso Airport (TOS).
  • The time difference between Tromso and Washington D.C. is 6h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.