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$338+ Cheap flights from Baltimore (BWI) 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — OSL
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheapflights Tip: The best prices from Baltimore/Washington to Oslo are usually found in March or April, booked 64 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Baltimore to Oslo

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) 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 April 17, 2025.

Round-trip from

$417
(Flightnetwork)

One-way from

$338
(Mytrip)

Popular in

June

Cheapest in

March

Average price

$499
From Baltimore/Washington to Oslo
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One-way flight from Baltimore/Washington to Oslo
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Highest demand for flights based on searches. 20% potential increase in price ($162 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Baltimore to Oslo

Cheapest flights from Baltimore to Oslo
Explore the most affordable flight options available from Baltimore to Oslo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This oojo deal was found by Cheapflights users on 4/17. 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.
Thu 8/78:30 pmBWI - OSL
1 stop10h 05mIcelandair
Mon 8/254:30 pmOSL - BWI
1 stop32h 55mIcelandair
Deal found 4/17$451
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:05 pmBWI - OSL
2 stops20h 40mMultiple Airlines
Thu 12/48:40 amOSL - BWI
1 stop14h 15mMultiple Airlines
Deal found 4/17$503
This British Airways deal was found by Cheapflights users on 4/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/298:30 pmBWI - OSL
1 stop11h 40mBritish Airways
Sat 12/611:25 amOSL - BWI
1 stop13h 20mBritish Airways
Deal found 4/17$563
This KLM deal was found by Cheapflights users on 4/17. 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.
Thu 8/75:30 pmBWI - OSL
2 stops13h 55mKLM
Mon 8/259:20 amOSL - BWI
2 stops17h 33mKLM
Deal found 4/17$588
This American Airlines deal was found by Cheapflights users on 4/17. 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.
Wed 5/79:20 pmBWI - OSL
1 stop20h 10mAmerican Airlines
Thu 5/227:45 amOSL - BWI
1 stop17h 50mAmerican Airlines
Deal found 4/17$596
This Delta deal was found by Cheapflights users on 4/16. 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.
Thu 10/21:00 pmBWI - OSL
2 stops16h 50mDelta
Mon 10/138:10 amOSL - BWI
2 stops20h 27mDelta
Deal found 4/16$661
This United Airlines deal was found by Cheapflights users on 4/17. 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 7/146:50 pmBWI - OSL
2 stops17h 10mUnited Airlines
Wed 8/136:50 amOSL - BWI
2 stops20h 52mUnited Airlines
Deal found 4/17$767
This Booking.com deal was found by Cheapflights users on 4/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/128:30 pmBWI - TRF
2 stops18h 40mMultiple Airlines
Sun 8/179:00 amTRF - BWI
2 stops16h 25mMultiple Airlines
Deal found 4/16$921
This KAYAK deal was found by Cheapflights users on 4/17. 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.
Sat 5/39:20 pmBWI - OSL
1 stop20h 15mIberia
Sat 5/175:10 pmOSL - BWI
1 stop32h 25mIberia
Deal found 4/17$1,164
This Gurufare deal was found by Cheapflights users on 4/17. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/279:25 amBWI - TRF
2 stops21h 10mScandinavian Airlines
Sat 8/95:10 pmTRF - BWI
2 stops37h 07mScandinavian Airlines
Deal found 4/17$1,241

Cheapflights Fare Finder

Customize your flight search to find flights from Baltimore 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 April 17, 2025.
Use the filters below to find and compare flights from Baltimore to Oslo that are best for you.

Fly from

Baltimore

Fly to

Oslo

Route

Depart

Return

Price

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

Mon 7/14

8:30 pm-3:25 pm

1 stop12h 55m

Oslo Gardermoen

Wed 8/13

4:30 pm-7:25 pm

1 stop32h 55m

$542

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

Wed 5/7

9:20 pm-11:30 pm

1 stop20h 10m

Oslo Gardermoen

Thu 5/22

7:45 am-7:35 pm

1 stop17h 50m

$596

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

Sun 4/27

8:30 pm-12:35 pm

1 stop10h 05m

Oslo Gardermoen

Wed 4/30

11:50 am-5:40 pm

2 stops35h 50m

$607

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

Sat 4/26

9:20 pm-11:35 pm

1 stop20h 15m

Oslo Gardermoen

Sun 5/4

7:45 am-7:35 pm

1 stop17h 50m

$633

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

Sat 5/3

10:44 am-8:40 am

2 stops15h 56m

Oslo Gardermoen

Sat 5/17

6:05 am-5:12 pm

2 stops17h 07m

$670

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

Mon 7/14

6:50 pm-6:00 pm

2 stops17h 10m

Oslo Gardermoen

Wed 8/13

6:50 am-9:42 pm

2 stops20h 52m

$767

BaltimoreOslo

BWI - TRF

BWITRF

Baltimore/Washington

Tue 8/12

8:30 pm-9:10 pm

2 stops18h 40m

Oslo Sandefjord

Sun 8/17

9:00 am-7:25 pm

2 stops16h 25m

$921

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

Sat 5/3

9:20 pm-11:35 pm

1 stop20h 15m

Oslo Gardermoen

Sat 5/17

5:10 pm-7:35 pm

1 stop32h 25m

$1,164

BaltimoreOslo

BWI - TRF

BWITRF

Baltimore/Washington

Sun 7/27

9:25 am-12:35 pm

2 stops21h 10m

Oslo Sandefjord

Sat 8/9

5:10 pm-12:17 am

2 stops37h 07m

$1,241

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

Tue 7/15

6:30 am-11:55 pm

3 stops35h 25m

$360

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/16

Showing 1-10 of 17 results
1
2

Best time to book a flight from Baltimore to Oslo

Have a flexible travel schedule? Discover the best time to fly to Oslo from Baltimore 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.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Oslo

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

Use this chart to determine the optimal time to book a round-trip flight from Baltimore to Oslo. Price data was last updated on April 11, 2025.

The price you pay for your flight from Baltimore to Oslo may vary depending on when you book. For the best chance of a lower fare, look to book 64 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 Baltimore to Oslo?

Currently, November is the cheapest month in which you can book a flight from Baltimore to Oslo (average of $567). Flying from Baltimore to Oslo in June is currently the most expensive (average of $1,101). 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.

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 April 17, 2025.
Read through reviews of airlines operating flights from Baltimore to Oslo, such as Delta, KLM and Finnair. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,917 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,329 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,269 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Scandinavian Airlines
7.3
Good
1,335 reviews
Delta
8.0
Very good
7,917 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

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 Baltimore 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 Baltimore to Oslo?

    Most people fly from Baltimore/Washington (BWI) if they book a flight from Baltimore to Oslo. On average, Baltimore/Washington has 0 outbound flights to Oslo per day from 2 airlines. Baltimore/Washington is conveniently located just 8.5 mi from Baltimore’s city center.

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

    Our cheapest airline available from Baltimore to Oslo is Icelandair. Our recent data shows that you can find tickets from as low as $417 on this airline. Additional options worth looking into are British Airways and American Airlines, starting at $586 and $596 round-trip. You may be able to fly from Baltimore to Oslo for 34% less than the average price by searching for these airlines.

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

    $417 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on British Airways and Delta, with prices starting from $483 and $487, respectively.

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

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

  • How can I find direct flights from Baltimore to Oslo?

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

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

    Yes. Cheapflights offers flight deals from Baltimore 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 Baltimore to Oslo?

    Currently, November is the cheapest month in which you can book a flight from Baltimore to Oslo (average of $567). Flying from Baltimore to Oslo in June is currently the most expensive (average of $1,101). 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 Baltimore to Oslo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Baltimore to Oslo

Discover the top 2 airlines that operate flights from Baltimore 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$396Average$640FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$519Average$872FlexibilityNo cancel feeOn-time70%

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