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$400+ 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 5/25. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — OSL
may. 4 — may. 111
dom. 5/4
dom. 5/11
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 abril 29, 2025.

Round-trip from

$480
(oojo)

One-way from

$400
(Kiwi.com)

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. 18% potential increase in price ($146 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 abril 29, 2025.

This oojo deal was found by Cheapflights users on 4/28. 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.
mar. 8/128:30 pmBWI - OSL
1 stop12h 55mIcelandair
mar. 8/261:50 pmOSL - BWI
1 stop11h 35mIcelandair
Deal found 4/28$470
This American Airlines deal was found by Cheapflights users on 4/29. 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.
lun. 5/129:20 pmBWI - OSL
1 stop20h 10mAmerican Airlines
sáb. 5/248:20 amOSL - BWI
1 stop17h 15mAmerican Airlines
Deal found 4/29$553
This Delta deal was found by Cheapflights users on 4/28. 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.
mar. 8/125:30 pmBWI - OSL
2 stops14h 15mDelta
mar. 8/199:20 amOSL - BWI
2 stops18h 23mDelta
Deal found 4/28$575
This Iberia deal was found by Cheapflights users on 4/28. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/19:20 pmBWI - OSL
1 stop20h 10mMultiple Airlines
mié. 10/1511:35 amOSL - BWI
1 stop14h 00mMultiple Airlines
Deal found 4/28$583
This British Airways deal was found by Cheapflights users on 4/28. 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.
lun. 5/59:20 pmBWI - OSL
1 stop20h 10mBritish Airways
lun. 5/1211:35 amOSL - BWI
1 stop14h 00mBritish Airways
Deal found 4/28$599
This Finnair deal was found by Cheapflights users on 4/28. 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.
jue. 8/289:20 pmBWI - OSL
1 stop20h 35mFinnair
mié. 9/108:30 pmOSL - BWI
2 stops29h 05mFinnair
Deal found 4/28$615
This United Airlines deal was found by Cheapflights users on 4/28. 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.
sáb. 10/187:00 pmBWI - OSL
2 stops17h 00mUnited Airlines
sáb. 10/251:00 pmOSL - BWI
2 stops27h 19mUnited Airlines
Deal found 4/28$633
This Cheapflightsfares deal was found by Cheapflights users on 4/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/251:00 pmBWI - OSL
2 stops14h 20mScandinavian Airlines
lun. 12/111:00 amOSL - BWI
2 stops16h 43mScandinavian Airlines
Deal found 4/28$677
This KAYAK deal was found by Cheapflights users on 4/29. 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.
mié. 8/204:39 pmBWI - TRF
2 stops15h 41mScandinavian Airlines
jue. 8/282:55 pmTRF - BWI
2 stops39h 22mScandinavian Airlines
Deal found 4/29$825
This Orbitz deal was found by Cheapflights users on 4/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/288:30 pmBWI - TRF
2 stops33h 20mMultiple Airlines
mié. 9/106:00 amTRF - BWI
2 stops19h 25mMultiple Airlines
Deal found 4/28$966

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 abril 29, 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

lun. 5/12

9:20 pm-11:30 pm

1 stop20h 10m

Oslo Gardermoen

sáb. 5/24

8:20 am-7:35 pm

1 stop17h 15m

$553

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

lun. 7/14

8:30 pm-3:25 pm

1 stop12h 55m

Oslo Gardermoen

mar. 8/12

4:30 pm-7:25 pm

1 stop32h 55m

$562

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

lun. 5/5

9:20 pm-11:30 pm

1 stop20h 10m

Oslo Gardermoen

lun. 5/12

11:35 am-7:35 pm

1 stop14h 00m

$599

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

sáb. 5/10

6:23 pm-4:40 pm

2 stops16h 17m

Oslo Gardermoen

sáb. 5/17

2:15 pm-12:48 am

2 stops16h 33m

$625

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

lun. 7/14

6:50 pm-3:25 pm

1 stop14h 35m

Oslo Gardermoen

mié. 7/23

9:05 am-5:40 pm

1 stop14h 35m

$671

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

mar. 7/22

6:15 am-5:15 pm

2 stops29h 00m

Oslo Gardermoen

lun. 7/28

1:00 pm-10:03 am

2 stops27h 03m

$797

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

lun. 7/28

1:00 pm-10:05 pm

2 stops27h 05m

Oslo Gardermoen

sáb. 8/2

10:35 pm-9:43 pm

2 stops29h 08m

$972

BaltimoreOslo

BWI - TRF

BWITRF

Baltimore/Washington

mar. 7/22

6:50 pm-12:35 pm

2 stops35h 45m

Oslo Sandefjord

lun. 7/28

1:05 pm-5:40 pm

2 stops34h 35m

$1,085

BaltimoreOslo

BWI - TRF

BWITRF

Baltimore/Washington

mar. 6/3

2:29 pm-2:20 pm

2 stops17h 51m

Oslo Sandefjord

mar. 6/24

10:35 am-10:13 pm

2 stops17h 38m

$1,546

BaltimoreOslo

BWI - OSL

BWIOSL

Baltimore/Washington

dom. 5/25

5:30 pm-2:30 pm

2 stops39h 00m

$400

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 16 results
1
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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 25, 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 $1,059). 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 abril 29, 2025.
Read through reviews of airlines operating flights from Baltimore to Oslo, such as Delta, United Airlines and Scandinavian Airlines. 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
7,929 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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
1,349 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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.
Icelandair
7.0
Good
487 reviews
Delta
8.0
Very good
7,929 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

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 $480 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $553 and $580 round-trip. You may be able to fly from Baltimore to Oslo for 25% less than the average price by searching for these airlines.

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

    $493 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Icelandair and British Airways, with prices starting from $498 and $729, 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 $1,059). 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 abril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$396Average$627FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$519Average$779FlexibilityNo cancel feeOn-time70%

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