How old do you have to be to fly from Oslo Sandefjord Airport to Washington?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oslo Sandefjord Airport to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$421 Cheap Flights from Oslo Sandefjord Airport to State of Washington in 2025

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Find the cheapest flights from Oslo Sandefjord Airport to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

2:55 pm - 2:00 pmTRF-SEA

32h 05m1 stop

4:20 pm - 2:20 pmSEA-TRF

13h 00m1 stop

$546Scandinavian Airlines

Find Deal

Thu, Sep 25 - Sun, Oct 5

2:55 pm - 10:39 pmTRF-PDX

40h 44m2 stops

12:40 pm - 2:05 pmPDX-TRF

40h 25m2 stops

$610Scandinavian Airlines

Find Deal

Thu, Sep 25 - Sat, Nov 8

2:35 pm - 10:22 pmTRF-PDX

40h 47m2 stops

1:00 pm - 2:05 pmPDX-TRF

40h 05m2 stops

$640Scandinavian Airlines

Find Deal

Thu, Feb 19 - Mon, Feb 23

2:35 pm - 10:22 pmTRF-PDX

40h 47m2 stops

1:00 pm - 2:05 pmPDX-TRF

40h 05m2 stops

$645Scandinavian Airlines

Find Deal

Thu, Feb 19 - Mon, Feb 23

9:00 am - 11:00 amTRF-PDX

35h 00m2 stops

1:25 pm - 3:55 pmPDX-TRF

17h 30m2 stops

$797KLM

Find Deal

Sat, Sep 27 - Fri, Nov 14

4:45 pm - 4:05 pmTRF-SEA

32h 20m2 stops

2:10 pm - 9:10 pmSEA-TRF

22h 00m2 stops

$806KLM

Find Deal

Thu, Sep 25 - Mon, Oct 6

6:00 am - 8:40 pmTRF-SEA

23h 40m2 stops

7:00 pm - 9:10 pmSEA-TRF

17h 10m2 stops

$863

Find Deal

Wed, Sep 24 - Tue, Oct 7

12:15 pm - 8:40 pmTRF-SEA

17h 25m2 stops

7:00 pm - 9:10 pmSEA-TRF

17h 10m2 stops

$867

Find Deal

Wed, Sep 24 - Mon, Oct 6

9:00 am - 11:55 amTRF-SEA

35h 55m2 stops

6:50 pm - 9:10 pmSEA-TRF

17h 20m2 stops

$895Lufthansa

Find Deal

Thu, Sep 25 - Sun, Oct 5

9:00 am - 11:55 amTRF-SEA

35h 55m2 stops

2:20 pm - 3:05 pmSEA-TRF

39h 45m2 stops

$974Lufthansa

Find Deal

Thu, Sep 25 - Tue, Oct 7

Scandinavian Airlines flights from Oslo Sandefjord Airport to State of Washington

Our best Scandinavian Airlines deals on Oslo Sandefjord Airport to State of Washington flight tickets

Scandinavian Airlines

Sep 25

TRF2:55 pmOslo Sandefjord

32h 05m

1 stop

SEA2:00 pmSeattle/Tacoma Intl

Oct 5

SEA4:20 pmSeattle/Tacoma Intl

13h 00m

1 stop

TRF2:20 pmOslo Sandefjord

$546

Find similar

Scandinavian Airlines

Sep 25

TRF2:55 pmOslo Sandefjord

40h 44m

2 stops

PDX10:39 pmPortland

Nov 8

PDX12:40 pmPortland

40h 25m

2 stops

TRF2:05 pmOslo Sandefjord

$610

Find similar

Scandinavian Airlines

Feb 19

TRF2:35 pmOslo Sandefjord

40h 47m

2 stops

PDX10:22 pmPortland

Feb 23

PDX1:00 pmPortland

40h 05m

2 stops

TRF2:05 pmOslo Sandefjord

$640

Find similar

Lufthansa flights from Oslo Sandefjord Airport to State of Washington

Our best Lufthansa deals on Oslo Sandefjord Airport to State of Washington flight tickets

Lufthansa

Sep 25

TRF9:00 amOslo Sandefjord

35h 55m

2 stops

SEA11:55 amSeattle/Tacoma Intl

Oct 5

SEA6:50 pmSeattle/Tacoma Intl

17h 20m

2 stops

TRF9:10 pmOslo Sandefjord

$895

Find similar

Lufthansa

Sep 25

TRF9:00 amOslo Sandefjord

35h 55m

2 stops

SEA11:55 amSeattle/Tacoma Intl

Oct 7

SEA2:20 pmSeattle/Tacoma Intl

39h 45m

2 stops

TRF3:05 pmOslo Sandefjord

$974

Find similar

Lufthansa

Sep 27

TRF3:30 pmOslo Sandefjord

29h 25m

2 stops

SEA11:55 amSeattle/Tacoma Intl

Oct 5

SEA6:50 pmSeattle/Tacoma Intl

17h 20m

2 stops

TRF9:10 pmOslo Sandefjord

$985

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Oslo Sandefjord Airport to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OsloSeattle

TRF - SEA

TRFSEA

Oslo Sandefjord

Thu 9/25

2:55 pm-2:00 pm

1 stop32h 05m

Seattle/Tacoma Intl

Sun 10/5

4:20 pm-2:20 pm

1 stop13h 00m

$546

OsloPortland

TRF - PDX

TRFPDX

Oslo Sandefjord

Thu 9/25

2:55 pm-10:39 pm

2 stops40h 44m

Portland

Sat 11/8

12:40 pm-2:05 pm

2 stops40h 25m

$610

OsloPortland

TRF - PDX

TRFPDX

Oslo Sandefjord

Thu 2/19

2:35 pm-10:22 pm

2 stops40h 47m

Portland

Mon 2/23

1:00 pm-2:05 pm

2 stops40h 05m

$640

OsloPortland

TRF - PDX

TRFPDX

Oslo Sandefjord

Thu 2/19

2:35 pm-10:22 pm

2 stops40h 47m

Portland

Mon 2/23

1:00 pm-2:05 pm

2 stops40h 05m

$645

OsloPortland

TRF - PDX

TRFPDX

Oslo Sandefjord

Sat 9/27

9:00 am-11:00 am

2 stops35h 00m

Portland

Fri 11/14

1:25 pm-3:55 pm

2 stops17h 30m

$797

OsloSeattle

TRF - SEA

TRFSEA

Oslo Sandefjord

Thu 9/25

4:45 pm-4:05 pm

2 stops32h 20m

Seattle/Tacoma Intl

Mon 10/6

2:10 pm-9:10 pm

2 stops22h 00m

$806

OsloSeattle

TRF - SEA

TRFSEA

Oslo Sandefjord

Wed 9/24

6:00 am-8:40 pm

2 stops23h 40m

Seattle/Tacoma Intl

Tue 10/7

7:00 pm-9:10 pm

2 stops17h 10m

$863

OsloSeattle

TRF - SEA

TRFSEA

Oslo Sandefjord

Wed 9/24

12:15 pm-8:40 pm

2 stops17h 25m

Seattle/Tacoma Intl

Mon 10/6

7:00 pm-9:10 pm

2 stops17h 10m

$867

OsloSeattle

TRF - SEA

TRFSEA

Oslo Sandefjord

Thu 9/25

9:00 am-11:55 am

2 stops35h 55m

Seattle/Tacoma Intl

Sun 10/5

6:50 pm-9:10 pm

2 stops17h 20m

$895

OsloSeattle

TRF - SEA

TRFSEA

Oslo Sandefjord

Thu 9/25

9:00 am-11:55 am

2 stops35h 55m

Seattle/Tacoma Intl

Tue 10/7

2:20 pm-3:05 pm

2 stops39h 45m

$974

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oslo Sandefjord Airport to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Oslo Sandefjord to Washington?

Scandinavian Airlines is the most popular carrier operating from Oslo Sandefjord to Washington

Cheap Oslo Sandefjord Airport to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oslo Sandefjord Airport to State of Washington

Direct flights	None

There are no direct flights from Oslo Sandefjord Airport to State of Washington. There are no popular flight routes from Oslo Sandefjord Airport to State of Washington.

Search flight deals

When did momondo last update prices for flights from Oslo Sandefjord Airport to Washington?
Prices for flights from Oslo Sandefjord Airport to Washington refresh daily.
How old do you have to be to fly from Oslo Sandefjord Airport to Washington?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oslo Sandefjord Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Oslo to Washington?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Oslo to Washington for you.

Can I find flights from Oslo to Washington with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington from Oslo which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Oslo to Washington?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington from Oslo.

I’m not ready to book a flight from Oslo to Washington right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, momondo offers a useful price alert feature which will track prices for flights to Washington from Oslo and alert you when they change.

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Cheap flights from Oslo Sandefjord Airport to Washington from $421

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Find the cheapest flights from Oslo Sandefjord Airport to Washington

Cheap round-trip flights

Cheap one-way flights

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Scandinavian Airlines flights from Oslo Sandefjord Airport to State of Washington

Our best Scandinavian Airlines deals on Oslo Sandefjord Airport to State of Washington flight tickets

Lufthansa flights from Oslo Sandefjord Airport to State of Washington

Our best Lufthansa deals on Oslo Sandefjord Airport to State of Washington flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Oslo Sandefjord Airport to Washington that are best for you.

See travel insights to Washington from

How to get the cheapest flight ticket from Oslo Sandefjord Airport to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Oslo Sandefjord to Washington?

Scandinavian Airlines is the most popular carrier operating from Oslo Sandefjord to Washington

Cheap Oslo Sandefjord Airport to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oslo Sandefjord Airport to State of Washington

Direct flights

When did momondo last update prices for flights from Oslo Sandefjord Airport to Washington?

How old do you have to be to fly from Oslo Sandefjord Airport to Washington?

What documentation or ID do you need to fly to Washington?

Why use momondo?

Why should I use momondo to find a flight deal from Oslo to Washington?

Can I find flights from Oslo to Washington with flexible booking policies on momondo?

How can momondo help me find flights from Oslo to Washington?

I’m not ready to book a flight from Oslo to Washington right now. Can momondo alert me if prices change?

An easier way to manage your State of Washington trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington

Popular cities in Washington

Popular flights according to clicks in the last 7 days on momondo