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$284+ Cheap flights from Dulles Intl (IAD) 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 2/17. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — OSL
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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The best prices from Washington, D.C. Dulles Intl to Oslo are usually found in November or February, booked 79 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Dulles Intl to Oslo

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 January 21, 2025.

Round-trip from

$406
(FlightHub)

One-way from

$284
(oojo)

Popular in

June

Cheapest in

November

Average price

$552
From Washington, D.C. Dulles Intl to Oslo
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One-way flight from Washington, D.C. Dulles 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 January 2025
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Find flight deals from Dulles Intl to Oslo

Cheapest flights from Dulles Intl to Oslo
Explore the most affordable flight options available from Dulles Intl to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Mytrip deal was found by Cheapflights users on 1/20. 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.
Sat 1/257:40 pmIAD - OSL
1 stop9h 55mIcelandair
Sun 2/91:05 pmOSL - IAD
1 stop11h 20mIcelandair
Deal found 1/20$405
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/75:00 pmIAD - OSL
1 stop13h 00mTAP AIR PORTUGAL
Thu 5/2212:50 pmOSL - IAD
1 stop14h 00mTAP AIR PORTUGAL
Deal found 1/20$422
This Mytrip deal was found by Cheapflights users on 1/19. 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.
Mon 2/35:10 pmIAD - OSL
1 stop33h 10mScandinavian Airlines
Wed 4/309:00 amOSL - IAD
1 stop16h 59mScandinavian Airlines
Deal found 1/19$449
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/3010:05 pmIAD - TRF
1 stop10h 15mScandinavian Airlines
Wed 5/142:55 pmTRF - IAD
1 stop11h 04mScandinavian Airlines
Deal found 1/20$511
This Finnair deal was found by Cheapflights users on 1/20. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/39:55 pmIAD - OSL
1 stop18h 45mFinnair
Mon 3/108:50 pmOSL - IAD
2 stops24h 45mFinnair
Deal found 1/20$521
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/186:00 pmIAD - OSL
1 stop14h 15mBritish Airways
Tue 2/2511:40 amOSL - IAD
1 stop14h 05mBritish Airways
Deal found 1/20$525
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/69:55 pmIAD - OSL
1 stop19h 40mAmerican Airlines
Thu 3/137:00 amOSL - IAD
1 stop18h 45mAmerican Airlines
Deal found 1/20$537
This Mytrip deal was found by Cheapflights users on 1/20. 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.
Mon 2/173:55 pmIAD - OSL
2 stops20h 00mMultiple Airlines
Mon 2/247:05 pmOSL - IAD
1 stop27h 20mMultiple Airlines
Deal found 1/20$543
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1812:29 pmIAD - OSL
2 stops17h 26mDelta
Tue 2/256:30 amOSL - IAD
1 stop15h 15mDelta
Deal found 1/20$547
This Air Canada deal was found by Cheapflights users on 1/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/208:18 amIAD - OSL
2 stops21h 52mAir Canada
Mon 1/276:20 amOSL - IAD
2 stops14h 53mAir Canada
Deal found 1/19$552
This United Airlines deal was found by Cheapflights users on 1/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/205:15 pmIAD - OSL
1 stop11h 45mUnited Airlines
Mon 1/276:20 amOSL - IAD
2 stops14h 53mUnited Airlines
Deal found 1/19$554
This SWISS deal was found by Cheapflights users on 1/20. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/159:45 pmIAD - OSL
1 stop15h 30mSWISS
Sat 3/226:50 pmOSL - IAD
1 stop27h 45mSWISS
Deal found 1/20$564

Find flights from Dulles Intl to Oslo within your budget

Customize your flight search to find flights from Dulles Intl 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 2,558,603 searches. Data last updated January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Wed 4/30

8:30 pm-12:35 pm

1 stop10h 05m

Oslo Gardermoen

Tue 5/6

1:50 pm-7:20 pm

1 stop11h 30m

$406

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Wed 5/7

5:00 pm-12:00 pm

1 stop13h 00m

Oslo Gardermoen

Thu 5/22

12:50 pm-8:50 pm

1 stop14h 00m

$422

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Mon 2/3

5:10 pm-8:20 am

1 stop33h 10m

Oslo Gardermoen

Wed 4/30

9:00 am-7:59 pm

1 stop16h 59m

$449

Washington, D.C.Oslo

IAD - TRF

IADTRF

Washington, D.C. Dulles Intl

Wed 4/30

10:05 pm-2:20 pm

1 stop10h 15m

Oslo Sandefjord

Wed 5/14

2:55 pm-7:59 pm

1 stop11h 04m

$511

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Mon 3/3

9:55 pm-10:40 pm

1 stop18h 45m

Oslo Gardermoen

Mon 3/10

8:50 pm-4:35 pm

2 stops24h 45m

$521

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Tue 2/18

6:00 pm-2:15 pm

1 stop14h 15m

Oslo Gardermoen

Tue 2/25

11:40 am-7:45 pm

1 stop14h 05m

$525

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Thu 3/6

9:55 pm-11:35 pm

1 stop19h 40m

Oslo Gardermoen

Thu 3/13

7:00 am-8:45 pm

1 stop18h 45m

$537

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Mon 2/17

3:55 pm-5:55 pm

2 stops20h 00m

Oslo Gardermoen

Mon 2/24

7:05 pm-4:25 pm

1 stop27h 20m

$543

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Tue 2/18

12:29 pm-11:55 am

2 stops17h 26m

Oslo Gardermoen

Tue 2/25

6:30 am-3:45 pm

1 stop15h 15m

$547

Washington, D.C.Oslo

IAD - OSL

IADOSL

Washington, D.C. Dulles Intl

Tue 3/18

3:55 pm-12:10 pm

2 stops39h 15m

Oslo Gardermoen

Sun 3/23

9:35 am-8:05 am

2 stops27h 30m

$562

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 32 results
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Best time to book a flight from Dulles Intl to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Dulles Intl 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 Dulles Intl to Oslo

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

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Oslo?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Oslo. Price data was last updated on January 17, 2025.

Booking 79 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C. Dulles Intl Airport to Oslo. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Oslo?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Oslo (average of $567). Flying from Washington, D.C. Dulles Intl Airport to Oslo in June is currently the most expensive (average of $1,169). 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 IAD to OSL?

Find hourly flight availability from Dulles Intl 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 January 21, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. Dulles Intl Airport to Oslo in the morning. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight at noon.

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 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

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 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

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 January 21, 2025.
Read through reviews of airlines operating flights from Washington, D.C. to Oslo, such as British Airways, Icelandair and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

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
8,521 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

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
1,341 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

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

Finnair
7.6
Good
1,286 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

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

Austrian Airlines
7.6
Good
786 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

Food

7.3

Reviews

1 / 10

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

SWISS
7.5
Good
1,600 reviews
Delta
8.0
Very good
8,521 reviews

Crew

8.6

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Overall

8.0

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 Dulles Intl to Oslo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Oslo round-trip?

    Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Oslo is Icelandair. Our recent data shows that you can find tickets from as low as $406 on this airline. Additional options worth looking into are TAP AIR PORTUGAL and Scandinavian Airlines, starting at $422 and $449 round-trip. These flights start at 41% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport 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 $284. SWISS flights start at $291 while deals on Lufthansa start at $328 one-way.

  • Where are the most common layover locations when flying from Washington, D.C. Dulles Intl Airport to Oslo?

    Washington, D.C. Dulles Intl Airport to Oslo flights have a layover in Reykjavik most often.

  • What are some popular things to do or see while on a layover in Reykjavik?

    The majority of Reykjavik visitors spend their time at Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool. Hallgrímskirkja, Harpa, and Laugardalslaug Geothermal Pool are located about 23.2 mi, 23.3 mi, and 24.6 mi, respectively from Reykjavik Keflavik Intl. Travelers can book a car rental at Reykjavik Keflavik Intl for about $51 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Washington, D.C. Dulles Intl Airport to Oslo flights?

    Washington, D.C. Dulles Intl Airport to Oslo flights have a layover in Copenhagen the least frequently.

  • Can I find deals for flights from Dulles Intl to Oslo that include hotel bookings?

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

  • How can I find direct flights from Dulles Intl to Oslo?

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

  • Can I find deals for business class flights from Dulles Intl to Oslo?

    Yes. Cheapflights offers flight deals from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Oslo?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Oslo (average of $567). Flying from Washington, D.C. Dulles Intl Airport to Oslo in June is currently the most expensive (average of $1,169). 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.

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Alternative routes for Dulles Intl to Oslo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Dulles Intl to Oslo

Discover the top 9 airlines that operate flights from Dulles Intl 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 2,558,603 searches. Data last updated January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$401Average$652FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$433Average$643FlexibilityNo cancel feeOn-time76%
DeltaCheapest$501Average$597FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$514Average$736FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$531Average$754FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$535Average$716FlexibilityNo cancel feeOn-time76%
KLMCheapest$548Average$720FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$566Average$757FlexibilityNo cancel feeOn-time77%
JetBlueCheapest$717Average$942FlexibilityNo cancel feeOn-time62%
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