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$448 Cheap Flights from Oslo (OSL) to Baltimore (BWI)

View $448 flight on Thu, Nov 5, 2026Opens in a new window

Popular airlines from Gardermoen Airport (OSL) to Baltimore Washington Intl. Airport (BWI)

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Cheap Flights from Oslo to Baltimore (OSL-BWI)

Prices were available within the past 7 days and start at $448 for one-way flights and $572 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Icelandair
Thu, Nov 19 - Wed, Dec 2
OSL
Oslo
BWI
Baltimore
$572 Roundtrip, found 1 day ago
$572
Roundtrip
found 1 day ago
Select Icelandair flight, departing Thu, Nov 19 from Oslo to Baltimore, returning Wed, Dec 2, priced at $572 found 1 day ago
Icelandair
Wed, Oct 21 - Wed, Oct 28
OSL
Oslo
BWI
Baltimore
$600 Roundtrip, found 1 day ago
$600
Roundtrip
found 1 day ago
Select Icelandair flight, departing Wed, Oct 21 from Oslo to Baltimore, returning Wed, Oct 28, priced at $600 found 1 day ago
Icelandair
Wed, Jan 13 - Sun, Jan 17
OSL
Oslo
BWI
Baltimore
$602 Roundtrip, found 1 day ago
$602
Roundtrip
found 1 day ago
Select Icelandair flight, departing Wed, Jan 13 from Oslo to Baltimore, returning Sun, Jan 17, priced at $602 found 1 day ago
British Airways
Mon, Oct 19 - Mon, Nov 2
OSL
Oslo
BWI
Baltimore
$604 Roundtrip, found 1 hour ago
$604
Roundtrip
found 1 hour ago
Select British Airways flight, departing Mon, Oct 19 from Oslo to Baltimore, returning Mon, Nov 2, priced at $604 found 1 hour ago
British Airways
Wed, Dec 2 - Tue, Dec 8
OSL
Oslo
BWI
Baltimore
$609 Roundtrip, found 8 hours ago
$609
Roundtrip
found 8 hours ago
Select British Airways flight, departing Wed, Dec 2 from Oslo to Baltimore, returning Tue, Dec 8, priced at $609 found 8 hours ago
British Airways
Wed, Dec 2 - Tue, Dec 8
OSL
Oslo
BWI
Baltimore
$615 Roundtrip, found 8 hours ago
$615
Roundtrip
found 8 hours ago
Select British Airways flight, departing Wed, Dec 2 from Oslo to Baltimore, returning Tue, Dec 8, priced at $615 found 8 hours ago
British Airways
Wed, Jan 13 - Sun, Jan 17
OSL
Oslo
BWI
Baltimore
$615 Roundtrip, found 1 day ago
$615
Roundtrip
found 1 day ago
Select British Airways flight, departing Wed, Jan 13 from Oslo to Baltimore, returning Sun, Jan 17, priced at $615 found 1 day ago
United
Wed, Oct 21 - Wed, Oct 28
OSL
Oslo
BWI
Baltimore
$712 Roundtrip, found 1 day ago
$712
Roundtrip
found 1 day ago
Select United flight, departing Wed, Oct 21 from Oslo to Baltimore, returning Wed, Oct 28, priced at $712 found 1 day ago
Delta
Thu, Nov 19 - Wed, Dec 2
OSL
Oslo
BWI
Baltimore
$730 Roundtrip, found 1 day ago
$730
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Nov 19 from Oslo to Baltimore, returning Wed, Dec 2, priced at $730 found 1 day ago
American Airlines
Tue, Jun 1 - Sat, Jun 19
OSL
Oslo
BWI
Baltimore
$731 Roundtrip, found 1 day ago
$731
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Jun 1 from Oslo to Baltimore, returning Sat, Jun 19, priced at $731 found 1 day ago

Alternative airports near Baltimore

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Ronald Reagan Washington National DCA. Cheapest option available. Average driving time to city center is 57 minutes. Flights from $892
DCA
Ronald Reagan Washington National
Cheapest
Average driving time to city center57 min
Flights from $892

What you need to know for your flight from Gardermoen to Baltimore Washington Intl. Thurgood Marshall

Oslo (OSL) to Baltimore (BWI) at a glance

Travel to Baltimore (BWI) from Oslo (OSL) with a selection of airlines on this international long-haul route. Explore various options from full-service carriers to find the best itinerary that suits your budget, schedule, and travel aspirations as you prepare to discover Baltimore's renowned attractions and neighborhoods. Check out the essential flight details from Gardermoen Airport (OSL) to Baltimore Washington International Thurgood Marshall Airport (BWI).

  • Fastest flight duration: around 9h 45m in-flight, plus roughly 2h 15m layover with one stop
  • Route distance: roughly 3,900 miles (6,280 km)
  • Flights per week: around 7 departures on average
  • Typical fares (one-way): economy tickets often range from $415–$875, depending on seasonality and how far ahead you book

Flights from Gardermoen Airport (OSL) to Baltimore Washington International Thurgood Marshall Airport (BWI)

Based on recent travel bookings, here are the top airlines favored for flights from Oslo to Baltimore, often selected for their one-stop services. Common layovers include Keflavik International Airport (KEF) with a layover of approximately 2 hours and 15 minutes, and Heathrow Airport (LHR), which offers a 2-hour and 30-minute layover. This variety allows you to tailor your journey by balancing price, total travel time, and cabin class to find the ideal itinerary.

  • Icelandair: This full-service airline provides one-stop flights, representing around 76% of departures on this route. One-way ticket prices generally range from $470 to $1225, with an in-flight duration of approximately 9 hours and 45 minutes, leading to a total travel time of about 11 hours and 30 minutes, including layover time.
  • British Airways: Offering one-stop service, this full-service carrier accounts for roughly 19% of flights on this route. One-way fares typically fall between $430 and $750. Passengers can expect an in-flight duration of 9 hours and 45 minutes, culminating in a total journey time of around 11 hours and 30 minutes, factoring in the layover.

Alternative routes from Oslo (OSL) to Baltimore (BWI)

  • Oslo to Camp Springs (OSL-ADW): Andrews Air Force Base Airport (ADW) is located approximately 27 miles from Baltimore Washington International Thurgood Marshall Airport (BWI).
  • Oslo to Washington (OSL-DCA): Ronald Reagan Washington National Airport (DCA) lies about 30 miles from Baltimore Washington International Thurgood Marshall Airport (BWI).

How to find the best prices for flights from Oslo (OSL) to Baltimore (BWI)

Getting some of the best deals on flights from Oslo to Baltimore is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking at least two months in advance, which is when most travelers make their reservations. Afternoon departures between 12 PM and 6 PM tend to offer lower prices and are also the most popular flight times. Additionally, flying on Tuesday typically yields cheaper rates, while Sunday remains the most popular travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Baltimore Washington International Thurgood Marshall Airport from Gardermoen Airport

Baltimore welcomes travelers from Oslo with a range of transport options based on price, convenience, and proximity. For departures, Gardermoen Airport is roughly a 45-minute drive (covering about 36 miles) from central Oslo. Here's how to reach Baltimore efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Baltimore, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Baltimore Washington International Thurgood Marshall Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Baltimore Washington International Thurgood Marshall Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Baltimore Washington International Thurgood Marshall Airport, BWI Thurgood Marshall Airport Metro Station, a metro station, is located about 0.3 miles from the airport on foot, while Baltimore-Washington International Airport Station, a train station, is situated about 1.7 miles from the airport by car.

Frequently asked questions

How much does a flight from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) cost?
You can find cheap one-way flights from $448 and cheap return flights from $572 Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) with Expedia. One-way flights typically cost between $337 and $3036, and return flights often range between $602 and $2960. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The cheapest month to fly from OSL to BWI is November when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
Enter OSL to BWI and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
TAP Portugal is one of the cheapest airlines offering connecting flights from Gardermoen (OSL) to Baltimore Washington Intl. Thurgood Marshall (BWI) with a layover in Humberto Delgado (LIS), starting from around $1,104. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
To find a cheap flight from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The earliest flight from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) typically departs at around 5:40 AM, operated by Helvetic Airways, Swiss International Air Lines, and United. This is a seasonal service active in September, and an early departure can help you make the most of your day upon arrival. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
For flights from Oslo (OSL) to Baltimore (BWI), the most popular departure times are from 6am to 9am. About 63% of passengers prefer this time window. Airlines like KLM, Delta, and SAS operate flights during this period. This timing is ideal for travelers wanting to maximize their day in Baltimore.
How long does it take to fly from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
Flying from OSL to BWI with a connection usually takes about 17 hours 30 minutes, traveling roughly 3,850 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
Business class seats are offered on the OSL to BWI route. Airlines that offer business class service on this route include:

  • British Airways
  • SAS
  • Icelandair
  • Finnair

How do I earn miles on a Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) flight with Expedia?
It's easy to earn miles on a Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Baltimore from Gardermoen (OSL)?
If you're planning to travel to Baltimore from Gardermoen (OSL), you can fly into Baltimore Washington Intl. Thurgood Marshall (BWI) Some flights may connect through major hubs like Schiphol (AMS), Roissy-Charles de Gaulle (CDG), Heathrow (LHR) before reaching Baltimore. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) at the last minute?
Typically, booking a last minute flight from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) flight and hotel package?
Securing a Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) Baltimore Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
If you booked your Oslo (OSL-Gardermoen) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Gardermoen
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Airlines serving
Aer Lingus, British Airways, Delta, Finnair, Icelandair, Scandinavian Airlines, United
Roundtrip price
$571
Distance
3849 mi

Book with confidence

Oslo to Baltimore Flights

The cheapest times to fly from Oslo to Baltimore

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Oslo to Baltimore are during the month of November. You can find some of the cheapest flights from Oslo to Baltimore with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Oslo to Baltimore

Sunday is one of the best days to book for cheap flights from Oslo to Baltimore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Oslo to Baltimore

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Oslo to Baltimore in 2026. You can also book with separate airlines for your outbound and return journeys, from $448 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Oslo to Baltimore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Oslo to Baltimore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Oslo to Baltimore Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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