$354+ Cheap flights from Washington to Sandefjord (TRF)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from Washington to Sandefjord with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Find flight deals from Washington to Sandefjord
Cheapest flights from Washington to SandefjordExplore the most affordable flight options available from Washington to Sandefjord. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.
Explore the most affordable flight options available from Washington to Sandefjord. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.
This KAYAK deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Orbitz deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Mytrip deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This KLM deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheap flight deals from Washington to Sandefjord
Keep the following information in mind while searching for Washington to Sandefjord flight deals. Data was last updated November 3, 2025.
Round-trip from | $519 (KAYAK) |
|---|---|
One-way from | $354 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $483 |
Cheapflights Fare Finder
Use the filters below to find and compare flights from Washington to Oslo Sandefjord Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
SeattleOslo
SEA - TRF
SEATRF
Seattle/Tacoma Intl
Sun 12/7
11:15 am-2:05 pm
2 stops17h 50m
Oslo Sandefjord
Wed 12/10
2:35 pm-10:54 pm
2 stops41h 19m
SeattleOslo
SEA - TRF
SEATRF
Seattle/Tacoma Intl
Sat 12/6
7:35 am-2:05 pm
2 stops21h 30m
Oslo Sandefjord
Mon 12/8
2:35 pm-10:23 pm
2 stops40h 48m
SeattleOslo
SEA - TRF
SEATRF
Seattle/Tacoma Intl
Sat 12/6
11:15 am-2:05 pm
2 stops17h 50m
Oslo Sandefjord
Tue 12/9
2:35 pm-10:23 pm
2 stops40h 48m
SeattleOslo
SEA - TRF
SEATRF
Seattle/Tacoma Intl
Wed 12/10
7:20 am-2:05 pm
2 stops21h 45m
Oslo Sandefjord
Sun 12/14
2:35 pm-9:59 pm
2 stops40h 24m
SeattleOslo
SEA - TRF
SEATRF
Seattle/Tacoma Intl
Mon 12/8
11:15 am-2:05 pm
2 stops17h 50m
Oslo Sandefjord
Sun 12/14
2:35 pm-9:59 pm
2 stops40h 24m
SeattleOslo
SEA - TRF
SEATRF
Seattle/Tacoma Intl
Sat 12/6
7:35 am-2:05 pm
2 stops21h 30m
Oslo Sandefjord
Wed 12/10
2:35 pm-11:58 pm
2 stops42h 23m
SeattleOslo
SEA - TRF
SEATRF
Seattle/Tacoma Intl
Sun 12/7
11:15 am-2:05 pm
2 stops17h 50m
Oslo Sandefjord
Sun 12/14
2:35 pm-9:59 pm
2 stops40h 24m
SeattleOslo
SEA - TRF
SEATRF
Seattle/Tacoma Intl
Tue 12/2
12:45 pm-2:05 pm
2 stops40h 20m
Oslo Sandefjord
Wed 12/10
2:35 pm-11:58 pm
2 stops42h 23m
SeattleOslo
SEA - TRF
SEATRF
Seattle/Tacoma Intl
Tue 3/17
3:35 pm-2:05 pm
2 stops14h 30m
Oslo Sandefjord
Wed 4/8
3:05 pm-8:45 pm
2 stops14h 40m
SeattleOslo
SEA - TRF
SEATRF
Seattle/Tacoma Intl
Tue 12/2
2:35 pm-8:35 am
3 stops33h 00m
Oslo Sandefjord
Wed 12/10
2:35 pm-5:00 pm
3 stops35h 25m