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Cheap flights from Seattle to Oslo from C$ 398

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 30/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — OSL
23 Dec — 30 Dec1
1 adult

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

Cheap flight deals from Seattle to Oslo

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Oslo (OS1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 December 2024.

Round-trip from

C$ 763

One-way from

C$ 398

Popular in

June

Cheapest in

November

Average price

C$ 1,283
Finnair
  • Finnair
  • 9/3-18/3
  • 3 total stops
  • 39h 16m total
  • Seattle to Oslo
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30/1
  • 30/1
  • 2 total stops
  • 37h 00m total
  • Seattle to Oslo
Search Deals
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 18 December 2024.

Fri 27/123:10 p.m.SEA - OSL
2 stops36h 45mLufthansa
Fri 3/16:30 a.m.OSL - SEA
2 stops25h 17mLufthansa
Deal found 17/12C$ 3,463
Sun 22/1212:34 p.m.SEA - OSL
1 stop18h 51mAir France
Sun 5/15:00 p.m.OSL - SEA
2 stops50h 53mAir France
Deal found 17/12C$ 3,919
Tue 31/1211:15 p.m.SEA - OSL
3 stops47h 30mEthiopian Air
Thu 10/77:45 p.m.OSL - SEA
4 stops57h 25mEthiopian Air
Deal found 17/12C$ 9,698

Find flights from Seattle to Oslo within your budget

Customize your flight search to find flights from Seattle to Oslo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 18 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Sun 9/3

7:50 p.m.-10:40 p.m.

1 stop18h 50m

Oslo Gardermoen

Tue 18/3

8:45 a.m.-9:11 p.m.

2 stops20h 26m

C$ 763

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Tue 14/1

6:50 p.m.-10:40 p.m.

1 stop18h 50m

Oslo Gardermoen

Fri 24/1

11:40 a.m.-4:55 p.m.

1 stop14h 15m

C$ 788

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Tue 14/1

11:45 a.m.-4:25 p.m.

2 stops19h 40m

Oslo Gardermoen

Fri 24/1

6:30 a.m.-11:51 a.m.

1 stop14h 21m

C$ 810

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Sun 9/3

3:15 p.m.-8:50 p.m.

1 stop21h 35m

Oslo Gardermoen

Mon 17/3

4:30 p.m.-12:40 p.m.

1 stop28h 10m

C$ 811

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Sun 9/3

6:15 a.m.-8:05 a.m.

1 stop17h 50m

Oslo Gardermoen

Mon 17/3

10:00 a.m.-9:00 p.m.

2 stops19h 00m

C$ 816

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Wed 15/1

7:00 a.m.-12:45 p.m.

2 stops20h 45m

Oslo Gardermoen

Wed 22/1

9:45 a.m.-11:20 a.m.

2 stops34h 35m

C$ 817

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Fri 7/3

3:10 p.m.-5:55 p.m.

1 stop17h 45m

Oslo Gardermoen

Tue 18/3

6:00 a.m.-2:20 p.m.

1 stop16h 20m

C$ 878

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Thu 15/5

1:45 p.m.-1:05 p.m.

2 stops38h 20m

Oslo Gardermoen

Thu 29/5

1:55 p.m.-10:29 p.m.

2 stops41h 34m

C$ 1,000

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Mon 6/1

6:10 p.m.-11:35 p.m.

2 stops44h 25m

Oslo Gardermoen

Mon 13/1

5:25 p.m.-11:20 a.m.

1 stop26h 55m

C$ 1,067

SeattleOslo

SEA - OSL

SEAOSL

Seattle/Tacoma Intl

Mon 10/3

12:25 p.m.-12:05 p.m.

2 stops39h 40m

Oslo Gardermoen

Sat 15/3

6:45 p.m.-10:38 p.m.

2 stops35h 53m

C$ 1,947

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/12

Showing 1-10 of 18 results
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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?

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

To ensure you get the cheapest price possible for a flight from Seattle to Oslo, you should look to book at least 43 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, April is the cheapest month in which you can book a flight from Seattle to Oslo (average of C$ 666). Flying from Seattle to Oslo in July is currently the most expensive (average of C$ 909). 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?

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 18 December 2024.

It’s typically best to fly out from Seattle to Oslo in the afternoon. Doing so could potentially save you 32% on the flight price compared to flying in the morning, which is usually more expensive.

Rainfall in Oslo by month

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

In terms of precipitation, rainfall in Oslo ranges from 40.0 - 90.0 mm per month. August is typically the wettest month, when rainfall can reach 90.0 mm. February is typically the driest time to visit Oslo when rainfall is around 40.0 mm.

Temperature in Oslo by month

Plan your trip to Oslo by taking into account the average temperature totals 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -3.0 C).

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 18 December 2024.
Delta
8.0
Very good
8,604 reviews
Check prices

Crew

8.6

Entertainment

7.9

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

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
8,604 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Crew

8.6

Entertainment

7.9

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 10

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

KLM
7.8
Good
1,349 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Crew

8.6

Entertainment

7.9

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 10

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

Finnair
7.7
Good
1,285 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Crew

8.6

Entertainment

7.9

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 10

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

SWISS
7.6
Good
1,606 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Crew

8.6

Entertainment

7.9

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

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
1,504 reviews
Delta
8.0
Very good
8,604 reviews
Check prices

Crew

8.6

Entertainment

7.9

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

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

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?

    Seattle/Tacoma Intl (SEA), located 18.4 km from the city centre, is the airport you fly out of when you book flights from Seattle to Oslo. 1 airline have flights from Seattle/Tacoma Intl to Oslo on a regular basis. Booking flights from Seattle/Tacoma Intl to Oslo should not be difficult; the airport handles an average of 0 outbound flights to Oslo per day.

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

    Cheapflights users have booked flights from Seattle to Oslo round-trip from C$ 763. Other airlines that can offer you cheap pricing are British Airways, from C$ 788, and Delta, from C$ 810. Finnair is priced at 31% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Icelandair, which is currently one of the cheapest options available, starting at C$ 538. Delta flights start at C$ 666 while deals on United Airlines start at C$ 686 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, April is the cheapest month in which you can book a flight from Seattle to Oslo (average of C$ 666). Flying from Seattle to Oslo in July is currently the most expensive (average of C$ 909). 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

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Alternative routes for Seattle to Oslo

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Oslo Gardermoen flights

Top airline flying from Seattle to Oslo

Discover the top airline that operate flights from Seattle to Oslo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 18 December 2024.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapestC$ 694AverageC$ 951FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Seattle to Oslo?

Cheapflights helps you search for flights from Seattle to Oslo via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Oslo?

Millions of users choose and trust Cheapflights to book the best flight deals from Seattle to Oslo for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Seattle to Oslo with no change fees?

Yes, we can. To see specific flights from Seattle to Oslo with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Seattle to Oslo become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Oslo from Seattle today and book when prices fit your budget.

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