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Flights from Tromso to Washington D.C.

Search cheap flights from Tromso to Washington D.C. in the next 3 months. Based on Trip.com's latest 7-day data, one-way fares start at US$2,338, and round-trip tickets start at US$887.

      • TOS 15:20
        28h 15m
        1 stop
        IAD 13:35
        Tromso - Washington D.C. | Mon, May 25 | Lufthansa
        IAD 17:20
        15h 10m
        1 stop
        TOS 14:30
        Washington D.C. - Tromso | Mon, Jun 1 | Lufthansa
        US$887 US$1,687
        47% off
        47% off
        US$1,687 US$887
      • TOS 11:15
        34h 15m
        1 stop
        IAD 15:30
        Tromso - Washington D.C. | Sun, Jun 14 | Swiss Airlines
        IAD 17:20
        15h 10m
        1 stop
        TOS 14:30
        Washington D.C. - Tromso | Sun, Jun 21 | Lufthansa
        US$1,288 US$1,687
        24% off
        24% off
        US$1,687 US$1,288
      • TOS 15:20
        29h 45m
        1 stop
        IAD 15:05
        Tromso - Washington D.C. | Tue, May 19 | Lufthansa
        IAD 22:10
        34h 50m
        1 stop
        TOS 15:00
        Washington D.C. - Tromso | Mon, May 25 | Lufthansa
        US$1,332 US$1,687
        21% off
        21% off
        US$1,687 US$1,332
      • TOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Tromso - Washington D.C. | Tue, May 19 | Normal Airline
        WAS 15:00
        6h
        Nonstop
        TOS 16:00
        Washington D.C. - Tromso | Thu, May 21 | Normal Airline
        Find more flights
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      • TOS 15:50
        27h 45m
        1 stop
        IAD 13:35
        Tromso - Washington D.C. | Wed, May 27 | Lufthansa
        US$2,338 US$3,130
        25% off
        25% off
        US$3,130 US$2,338
      • TOS 15:20
        28h 15m
        1 stop
        IAD 13:35
        Tromso - Washington D.C. | Thu, May 28 | Lufthansa
        US$2,379 US$3,130
        24% off
        24% off
        US$3,130 US$2,379
      • TOS 15:20
        28h 15m
        1 stop
        IAD 13:35
        Tromso - Washington D.C. | Sat, Jun 6 | Lufthansa
        US$2,379 US$3,130
        24% off
        24% off
        US$3,130 US$2,379
      • TOS 11:15
        34h 15m
        1 stop
        IAD 15:30
        Tromso - Washington D.C. | Sun, Jun 28 | Swiss Airlines
        US$2,431
        22% off
        US$3,130 US$2,431
      • TOS 16:30
        32h 55m
        1 stop
        IAD 19:25
        Tromso - Washington D.C. | Thu, May 21 | Lufthansa
        US$2,437
        22% off
        US$3,130 US$2,437
      • TOS 15:20
        30h 45m
        1 stop
        IAD 16:05
        Tromso - Washington D.C. | Mon, May 18 | Lufthansa
        US$2,439
        22% off
        US$3,130 US$2,439
      • TOS 15:55
        28h 40m
        1 stop
        IAD 14:35
        Tromso - Washington D.C. | Sat, Jun 6 | Austrian Airlines
        US$2,450
        22% off
        US$3,130 US$2,450
      • TOS 15:50
        30h 15m
        1 stop
        IAD 16:05
        Tromso - Washington D.C. | Wed, May 20 | Lufthansa
        US$2,457
        22% off
        US$3,130 US$2,457
      • TOS 15:20
        28h 15m
        1 stop
        IAD 13:35
        Tromso - Washington D.C. | Tue, May 26 | Lufthansa
        US$2,465
        21% off
        US$3,130 US$2,465
      • TOS 15:20
        28h 15m
        1 stop
        IAD 13:35
        Tromso - Washington D.C. | Thu, Jun 4 | Lufthansa
        US$2,472
        21% off
        US$3,130 US$2,472
      • TOS 13:00
        17h 25m
        1 stop
        WAS 14:00
        Tromso - Washington D.C. | Tue, May 19 | Normal Airline
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Displayed flight fares from Tromso to Washington D.C. are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Frequently Asked Questions

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

    Based on Trip.com data, Lufthansa offers one-way fares as low as US$2,338 on Cheapest nonstop routes (e.g. TOS to IAD on Wed, May 27), while Lufthansa offers Cheapest nonstop round-trips from US$887 departing on Mon, May 25 and returning on Mon, Jun 1.
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Tromso to Washington D.C. 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 Tromso to Washington D.C., 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 Wed, May 27, with one-way flights priced at just US$2,338.
    · 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 Washington D.C. travel is around September.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Tromso to Washington D.C. is December, when demand for travel is lower.
  • After crunching the numbers on our May flight calendar, it's currently cheapest to fly from Tromso to Washington D.C. on May 20, 2026 with Lufthansa, with prices starting at US$887.
  • The time difference between Washington D.C. and Tromso 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 the estimated lowest prices found in the last 24 hours and include all taxes and fees.

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Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before you pay. Charges for checked baggage, onboard meals, Wi‑Fi, and other optional services are also included where applicable in the flight cards.

Real-time pricing updates

Prices, availability, and travel details on this page have been updated within the last 24 hours, and for many routes are refreshed in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.