What are the cheapest airlines flying from Seattle to Oslo round-trip?

According to our current data, Icelandair ($442), Finnair ($530), and Air Canada ($542) offers the cheapest pricing from Seattle to Oslo. Icelandair is 43% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Seattle to Oslo one-way?

To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $415. Air France flights start at $420 while deals on United Airlines start at $449 one-way.

What are the most popular airlines that fly from Seattle to Oslo?

American Airlines, Air France and Finnair are the most popular airlines when flying from Seattle to Oslo.

What is the cheapest day to fly round-trip from Seattle to Oslo?

Saturday flights are generally found to be more expensive for flights from Seattle to Oslo. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Oslo.

How far in advance should I book a flight from Seattle to Oslo?

To save on the cost of your flight from Seattle to Oslo, book at least 44 days before your planned departure. Booking around this time can save you about 77% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $610 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $783.

What is the cheapest month to fly from Seattle to Oslo?

November is one of the best times of the year to fly to Oslo from Seattle. Prices for November average $782 per person but you can even find prices for as low as $430. The most expensive prices can be found in the month of June. Opting for a November flight can save you 68% on your journey compared to booking in June

What airport do you fly from for flights from Seattle to Oslo?

Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Oslo. You should not have trouble finding flights to Oslo from Seattle/Tacoma Intl; the airport handles an average of 0 outbound flights to Oslo per day. You should also have plenty of airline options to choose from since 10 airlines have flights from the Seattle airport to Oslo. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.

Can I find deals for flights from Seattle to Oslo that include hotel bookings?

Yes. In addition to deals on Seattle to Oslo flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Seattle to Oslo?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Oslo.

Can I find deals for business class flights from Seattle to Oslo?

Yes. Cheapflights offers flight deals from Seattle to Oslo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$415+ Flights from Seattle to Oslo

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The best prices from Seattle/Tacoma Intl to Oslo are usually found in November or January, booked 43 days in advance, depart on a Tuesday or Monday and return on a Saturday

Cheap flight deals from Seattle to Oslo

Round-trip from	$442 (Booking.com)
One-way from	$415 (Gotogate)
Popular in	June
Cheapest in	November
Average price	$898

From Seattle/Tacoma Intl to Oslo

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One-way flight from Seattle/Tacoma Intl to Oslo

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High demand for flights, 28% potential price rise

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Best time to find cheap flights, 6% potential price drop

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Average for round-trip flights in December 2024

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Find flight deals from Seattle to Oslo

Cheapest flights from Seattle to Oslo
Explore the most affordable flight options available from Seattle to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.

Fri 12/277:10 amSEA - OSL

2 stops27h 15mMultiple Airlines

Mon 12/3010:00 amOSL - SEA

2 stops21h 09mMultiple Airlines

Deal found 12/20

$1,356

Tue 12/245:00 amSEA - OSL

3 stops21h 00mUnited Airlines

Thu 12/266:30 amOSL - SEA

3 stops26h 20mUnited Airlines

Deal found 12/21

$3,079

Best flights from Seattle to Oslo
Discover carefully curated flight deals from Seattle to Oslo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 22, 2024.

Sun 1/192:35 pmSEA - OSL

1 stop12h 00mIcelandair

Sun 2/29:30 pmOSL - SEA

1 stop28h 30mIcelandair

Deal found 12/21

$442

Tue 2/41:35 pmSEA - OSL

1 stop19h 35mFinnair

Tue 2/118:45 amOSL - SEA

2 stops20h 19mFinnair

Deal found 12/20

$530

Tue 2/410:35 amSEA - OSL

2 stops17h 35mAir Canada

Tue 2/116:10 amOSL - SEA

2 stops36h 47mAir Canada

Deal found 12/21

$542

Tue 2/41:35 pmSEA - OSL

1 stop19h 35mAmerican Airlines

Tue 2/117:15 amOSL - SEA

1 stop18h 40mAmerican Airlines

Deal found 12/21

$549

Tue 2/41:35 pmSEA - OSL

1 stop19h 35mMultiple Airlines

Tue 2/1111:40 amOSL - SEA

1 stop14h 15mMultiple Airlines

Deal found 12/21

$550

Wed 1/226:50 pmSEA - OSL

1 stop18h 50mIberia

Wed 1/296:50 amOSL - SEA

1 stop19h 05mIberia

Deal found 12/21

$551

Tue 2/47:00 amSEA - OSL

3 stops25h 35mUnited Airlines

Tue 2/116:10 amOSL - SEA

2 stops24h 20mUnited Airlines

Deal found 12/20

$565

Mon 3/101:50 pmSEA - OSL

2 stops18h 40mScandinavian Airlines

Sun 3/165:15 pmOSL - SEA

2 stops37h 50mScandinavian Airlines

Deal found 12/21

$577

Sun 1/196:50 pmSEA - OSL

1 stop18h 50mBritish Airways

Sun 2/27:15 amOSL - SEA

2 stops21h 49mBritish Airways

Deal found 12/21

$612

Tue 1/143:10 pmSEA - OSL

1 stop17h 45mLufthansa

Tue 1/216:00 amOSL - SEA

1 stop16h 20mLufthansa

Deal found 12/21

$637

Mon 1/1312:30 pmSEA - OSL

1 stop18h 55mDelta

Sun 1/266:30 amOSL - SEA

2 stops21h 30mDelta

Deal found 12/21

$722

Tue 2/411:45 amSEA - TRF

2 stops39h 50mScandinavian Airlines

Tue 2/111:05 pmTRF - SEA

2 stops42h 20mScandinavian Airlines

Deal found 12/21

$675

Last-minute flights from Seattle to Oslo
Discover last-minute flight deals from Seattle to Oslo. Data last updated December 22, 2024 and is based on user searches.

Fri 12/277:10 amSEA - OSL

2 stops27h 15mMultiple Airlines

Mon 12/3010:00 amOSL - SEA

2 stops21h 09mMultiple Airlines

Deal found 12/20

$1,356

Thu 1/98:00 amSEA - OSL

4 stops38h 45mEthiopian Air

Tue 1/146:45 pmOSL - SEA

4 stops58h 46mEthiopian Air

Deal found 12/21

$2,683

Mon 1/1312:30 pmSEA - OSL

1 stop18h 55mDelta

Sun 1/266:30 amOSL - SEA

2 stops21h 30mDelta

Deal found 12/21

$722

Mon 1/137:14 amSEA - OSL

2 stops20h 16mFinnair

Sun 1/268:45 amOSL - SEA

2 stops20h 19mFinnair

Deal found 12/21

$724

Tue 1/147:30 amSEA - OSL

2 stops16h 50mScandinavian Airlines

Tue 1/215:15 pmOSL - SEA

2 stops38h 10mScandinavian Airlines

Deal found 12/21

$593

Wed 1/157:30 amSEA - OSL

2 stops20h 35mMultiple Airlines

Wed 1/2210:45 amOSL - SEA

1 stop19h 06mMultiple Airlines

Deal found 12/20

$588

Wed 1/157:00 amSEA - OSL

2 stops20h 45mLufthansa

Wed 1/229:45 amOSL - SEA

2 stops34h 35mLufthansa

Deal found 12/20

$612

Fri 1/171:45 pmSEA - OSL

1 stop17h 40mBritish Airways

Fri 1/2411:40 amOSL - SEA

1 stop14h 15mBritish Airways

Deal found 12/20

$603

Fri 1/171:35 pmSEA - OSL

2 stops17h 50mAmerican Airlines

Fri 1/247:15 amOSL - SEA

2 stops20h 45mAmerican Airlines

Deal found 12/20

$616

Fri 1/172:00 pmSEA - OSL

2 stops18h 55mUnited Airlines

Fri 1/246:30 amOSL - SEA

3 stops23h 50mUnited Airlines

Deal found 12/20

$648

Sat 1/187:08 amSEA - OSL

3 stops28h 17mTAP AIR PORTUGAL

Sat 1/2510:00 amOSL - SEA

3 stops34h 16mTAP AIR PORTUGAL

Deal found 12/19

$1,572

Sun 1/192:35 pmSEA - OSL

1 stop12h 00mIcelandair

Sun 2/29:30 pmOSL - SEA

1 stop28h 30mIcelandair

Deal found 12/20

$437

One-way flights from Seattle to Oslo
Search for one-way flight options from Seattle to Oslo. Find affordable one-way fares based on user searches. Data last updated December 22, 2024.

Sun 2/165:45 amSEA - OSL

2 stops27h 10mAir Canada

Deal found 12/20

$415

Sun 2/1612:40 pmSEA - OSL

1 stop16h 55mAir France

Deal found 12/20

$420

Sun 2/167:15 amSEA - OSL

3 stops42h 45mUnited Airlines

Deal found 12/20

$449

Fri 2/73:10 pmSEA - OSL

1 stop17h 45mLufthansa

Deal found 12/21

$474

Sat 5/312:05 pmSEA - TRF

3 stops18h 45mMultiple Airlines

Deal found 12/20

$682

Wed 5/285:40 pmSEA - TRF

2 stops18h 30mFinnair

Deal found 12/20

$819

Sat 5/314:00 pmSEA - TRF

1 stop13h 20mScandinavian Airlines

Deal found 12/20

$964

Sat 2/1512:43 amSEA - OSL

2 stops24h 52mAmerican Airlines

Deal found 12/20

$1,613

Find flights from Seattle to Oslo within your budget

Fly from

Fly to

Route

Depart

Return

Price

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Sun 1/19

2:35 pm-11:35 am

1 stop12h 00m

Oslo Gardermoen

Sun 2/2

9:30 pm-5:00 pm

1 stop28h 30m

$442

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Tue 2/4

1:35 pm-6:10 pm

1 stop19h 35m

Oslo Gardermoen

Tue 2/11

8:45 am-8:04 pm

2 stops20h 19m

$530

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Tue 2/4

10:35 am-1:10 pm

2 stops17h 35m

Oslo Gardermoen

Tue 2/11

6:10 am-9:57 am

2 stops36h 47m

$542

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Tue 2/4

1:35 pm-6:10 pm

1 stop19h 35m

Oslo Gardermoen

Tue 2/11

7:15 am-4:55 pm

1 stop18h 40m

$549

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Tue 2/4

1:35 pm-6:10 pm

1 stop19h 35m

Oslo Gardermoen

Tue 2/11

11:40 am-4:55 pm

1 stop14h 15m

$550

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Wed 1/22

6:50 pm-10:40 pm

1 stop18h 50m

Oslo Gardermoen

Wed 1/29

6:50 am-4:55 pm

1 stop19h 05m

$551

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Tue 2/4

7:00 am-5:35 pm

3 stops25h 35m

Oslo Gardermoen

Tue 2/11

6:10 am-9:30 pm

2 stops24h 20m

$565

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Mon 3/10

1:50 pm-4:30 pm

2 stops18h 40m

Oslo Gardermoen

Sun 3/16

5:15 pm-11:05 pm

2 stops37h 50m

$577

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Sun 1/19

6:50 pm-10:40 pm

1 stop18h 50m

Oslo Gardermoen

Sun 2/2

7:15 am-8:04 pm

2 stops21h 49m

$612

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Tue 1/14

3:10 pm-5:55 pm

1 stop17h 45m

Oslo Gardermoen

Tue 1/21

6:00 am-1:20 pm

1 stop16h 20m

$637

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 19 results

Best time to book a flight from Seattle to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Seattle with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seattle to Oslo

Get recent, data-driven insights about flights from Seattle to Oslo including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Seattle to Oslo?

The price you pay for your flight from Seattle to Oslo may vary depending on when you book. For the best chance of a lower fare, look to book 43 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Oslo?

Currently, November is the cheapest month in which you can book a flight from Seattle to Oslo (average of $567). Flying from Seattle to Oslo in June is currently the most expensive (average of $1,182). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to OSL?

It’s optimal to fly from Seattle to Oslo in the evening. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Seattle to Oslo?

Travelers seeking maximum savings on their Seattle to Oslo flight should consider departing on Sunday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Oslo by month

In terms of precipitation, rainfall in Oslo ranges from 1.6 - 3.5 inches per month. August is typically the wettest month, when rainfall can reach 3.5 in. February is typically the driest time to visit Oslo when rainfall is around 1.6 in.

Temperature in Oslo by month

If weather is an important factor for your trip to Oslo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

Reviews of airlines servicing Oslo

Delta

8.0

Very good

8,597 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

8,597 reviews

Delta

8.0

Very good

8,597 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair

7.7

Good

1,283 reviews

Delta

8.0

Very good

8,597 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France

7.4

Good

1,501 reviews

Delta

8.0

Very good

8,597 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

9,035 reviews

Delta

8.0

Very good

8,597 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Scandinavian Airlines

7.3

Good

1,314 reviews

Delta

8.0

Very good

8,597 reviews

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly from for flights from Seattle to Oslo?
Seattle/Tacoma Intl (SEA) is the airport you will fly out of if you book a flight from Seattle to Oslo. You should not have trouble finding flights to Oslo from Seattle/Tacoma Intl; the airport handles an average of 0 outbound flights to Oslo per day. You should also have plenty of airline options to choose from since 10 airlines have flights from the Seattle airport to Oslo. It is only a 11.4 mi journey to Seattle/Tacoma Intl (SEA) from Seattle’s city center.
What are the cheapest airlines flying from Seattle to Oslo round-trip?
According to our current data, Icelandair ($442), Finnair ($530), and Air Canada ($542) offers the cheapest pricing from Seattle to Oslo. Icelandair is 43% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Seattle to Oslo one-way?
To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $415. Air France flights start at $420 while deals on United Airlines start at $449 one-way.
Can I find deals for flights from Seattle to Oslo that include hotel bookings?
Yes. In addition to deals on Seattle to Oslo flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to Oslo?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Oslo.
Can I find deals for business class flights from Seattle to Oslo?
Yes. Cheapflights offers flight deals from Seattle to Oslo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Seattle to Oslo?
Currently, November is the cheapest month in which you can book a flight from Seattle to Oslo (average of $567). Flying from Seattle to Oslo in June is currently the most expensive (average of $1,182). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Seattle to Oslo

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Portland to Stavanger flights

Spokane to Ålesund flights

Spokane to Sandefjord flights

Portland to Kristiansand flights

Top 10 airlines flying from Seattle to Oslo

Airline	Cheapest	Average	Flexibility	On-time
Icelandair	Cheapest$459	Average$891	FlexibilityNo cancel fee	On-time76%
British Airways	Cheapest$475	Average$739	FlexibilityNo cancel fee	On-time70%
Finnair	Cheapest$484	Average$782	FlexibilityNo cancel fee	On-time76%
Scandinavian Airlines	Cheapest$533	Average$898	FlexibilityNo cancel fee	On-time77%
American Airlines	Cheapest$553	Average$678	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$569	Average$838	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$576	Average$842	FlexibilityNo cancel fee	On-time69%
Lufthansa	Cheapest$585	Average$907	FlexibilityNo cancel fee	On-time76%
Air France	Cheapest$592	Average$902	FlexibilityNo cancel fee	On-time77%
KLM	Cheapest$593	Average$1,001	FlexibilityNo cancel fee	On-time75%

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$415+ Cheap flights from Seattle (SEA) to Oslo

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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to Oslo with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

The best prices from Seattle/Tacoma Intl to Oslo are usually found in November or January, booked 43 days in advance, depart on a Tuesday or Monday and return on a Saturday

Cheap flight deals from Seattle to Oslo

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Seattle to Oslo

Cheapest flights from Seattle to OsloExplore the most affordable flight options available from Seattle to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.

Explore the most affordable flight options available from Seattle to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.

Find flights from Seattle to Oslo within your budget

Best time to book a flight from Seattle to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Seattle with our price prediction graph.

Travel insights for flights from Seattle to Oslo

Get recent, data-driven insights about flights from Seattle to Oslo including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Seattle to Oslo?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Oslo. Price data was last updated on December 13, 2024.

What is the cheapest month to book a flight from Seattle to Oslo?

What is the cheapest time of day to fly from SEA to OSL?

Find hourly flight availability from Seattle to Oslo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 22, 2024.

What is the cheapest day to fly from Seattle to Oslo?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Oslo. Price data was last updated on December 16, 2024.

Rainfall in Oslo by month

Plan your trip to Oslo by taking into account the average rainfall totals by month.

Temperature in Oslo by month

Plan your trip to Oslo by taking into account the average temperature totals by month.

Reviews of airlines servicing Oslo

Get insights into the airlines that provide service to Oslo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Oslo. Reviews last updated December 22, 2024.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Oslo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Seattle to Oslo?

What are the cheapest airlines flying from Seattle to Oslo round-trip?

What are the cheapest airlines to fly from Seattle to Oslo one-way?

Can I find deals for flights from Seattle to Oslo that include hotel bookings?

How can I find direct flights from Seattle to Oslo?

Can I find deals for business class flights from Seattle to Oslo?

What is the cheapest month to book a flight from Seattle to Oslo?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Seattle to Oslo

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Seattle to Oslo

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Cheapest flights from Seattle to Oslo
Explore the most affordable flight options available from Seattle to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.