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$358+ Cheap flights from London (LON) to Baltimore (BWI)

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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
LON — BWI
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
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Find cheap flights from London to Baltimore with Cheapflights

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Cheapflights Tip: The best prices from London to Baltimore/Washington are usually found in January or November, booked 85 days in advance, depart on a Wednesday or Thursday and return on a Wednesday

Cheap flight deals from London to Baltimore

Cheapest flights from London to Baltimore
Explore the most affordable flight options available from London to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 22, 2026.

This TravelUp deal was found by Cheapflights users on 3/17. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/153:25 pm
LHR
-
BWI
Nonstop8h 20m
British Airways
Tue 1/58:35 pm
BWI
-
LHR
Nonstop7h 05m
British Airways
Deal found 3/17$624
This Mytrip deal was found by Cheapflights users on 3/19. 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.
Tue 4/1411:35 am
STN
-
BWI
2 stops12h 50m
Multiple Airlines
Tue 4/218:30 pm
BWI
-
STN
2 stops16h 05m
Multiple Airlines
Deal found 3/19$630
This TravelUp deal was found by Cheapflights users on 3/18. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/214:25 pm
LHR
-
BWI
Nonstop8h 15m
British Airways
Thu 5/289:30 pm
BWI
-
LHR
Nonstop7h 20m
British Airways
Deal found 3/18$630
This Mytrip deal was found by Cheapflights users on 3/19. 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.
Tue 4/149:40 am
LTN
-
BWI
2 stops14h 45m
Multiple Airlines
Tue 4/218:30 pm
BWI
-
LTN
2 stops14h 00m
Multiple Airlines
Deal found 3/19$630
This Mytrip deal was found by Cheapflights users on 3/19. 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.
Tue 4/149:40 am
LGW
-
BWI
2 stops14h 45m
Multiple Airlines
Tue 4/218:30 pm
BWI
-
LGW
2 stops15h 40m
Multiple Airlines
Deal found 3/19$631
This United Airlines deal was found by Cheapflights users on 3/17. 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.
Fri 4/171:35 pm
LHR
-
BWI
2 stops36h 49m
United Airlines
Fri 4/243:42 pm
BWI
-
LHR
1 stop34h 03m
United Airlines
Deal found 3/17$633
This United Airlines deal was found by Cheapflights users on 3/17. 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.
Fri 4/249:30 am
LHR
-
BWI
2 stops16h 53m
United Airlines
Tue 5/511:00 am
BWI
-
LHR
2 stops13h 55m
United Airlines
Deal found 3/17$637
This United Airlines deal was found by Cheapflights users on 3/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1411:05 am
LHR
-
BWI
1 stop15h 18m
United Airlines
Tue 4/2811:08 am
BWI
-
LHR
2 stops13h 47m
United Airlines
Deal found 3/20$638
This ChecknFly deal was found by Cheapflights users on 3/18. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:15 am
LHR
-
BWI
2 stops14h 15m
Finnair
Mon 9/78:15 am
BWI
-
LHR
2 stops17h 10m
Finnair
Deal found 3/18$641
This United Airlines deal was found by Cheapflights users on 3/18. 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.
Sat 9/52:05 pm
LHR
-
BWI
2 stops15h 38m
United Airlines
Sat 9/1212:30 pm
BWI
-
LHR
2 stops13h 45m
United Airlines
Deal found 3/18$642
This United Airlines deal was found by Cheapflights users on 3/17. 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.
Sat 4/1810:25 am
LHR
-
BWI
2 stops15h 59m
United Airlines
Sat 4/253:42 pm
BWI
-
LHR
2 stops13h 33m
United Airlines
Deal found 3/17$643
This ChecknFly deal was found by Cheapflights users on 3/17. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/219:15 am
LHR
-
BWI
1 stop17h 08m
Finnair
Thu 4/303:31 pm
BWI
-
LHR
1 stop10h 24m
Finnair
Deal found 3/17$644

Find flight deals from London to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Baltimore (BWI). 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 March 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$630
(Mytrip)

One-way from

$358
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$771
Provider with most accurate pricing for London (LON)-Baltimore/Washington flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Baltimore/Washington flights.
Search Deals
From London (LON) to Baltimore/Washington
Search Deals
One-way flight from London (LON) to Baltimore/Washington
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($156 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Baltimore 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 March 22, 2026.
Use the filters below to find and compare flights from London to Baltimore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonBaltimore

LHR - BWI

LHRBWI

London Heathrow

Thu 4/30

11:05 am-9:02 pm

1 stop14h 57m

Baltimore/Washington

Mon 5/4

6:15 am-6:45 am

1 stop19h 30m

$639

LondonBaltimore

STN - BWI

STNBWI

London Stansted

Mon 5/4

6:30 am-7:25 pm

2 stops17h 55m

Baltimore/Washington

Mon 5/11

8:30 pm-9:20 pm

2 stops19h 50m

$645

LondonBaltimore

LTN - BWI

LTNBWI

London Luton

Mon 5/4

8:15 am-7:25 pm

2 stops16h 10m

Baltimore/Washington

Mon 5/11

8:30 pm-3:45 pm

2 stops14h 15m

$648
Quickest round-trip

LondonBaltimore

LHR - BWI

LHRBWI

London Heathrow

Tue 5/19

4:25 pm-7:40 pm

Nonstop8h 15m

Baltimore/Washington

Tue 6/2

9:30 pm-9:50 am

Nonstop7h 20m

$692

LondonBaltimore

LHR - BWI

LHRBWI

London Heathrow

Wed 4/15

4:25 pm-7:40 pm

Nonstop8h 15m

Baltimore/Washington

Wed 4/29

9:30 pm-9:50 am

Nonstop7h 20m

$702

LondonBaltimore

STN - BWI

STNBWI

London Stansted

Tue 5/12

6:30 am-7:25 pm

2 stops17h 55m

Baltimore/Washington

Tue 5/19

11:20 pm-12:10 am

2 stops19h 50m

$705

LondonBaltimore

LHR - BWI

LHRBWI

London Heathrow

Tue 6/2

3:00 pm-12:23 am

1 stop14h 23m

Baltimore/Washington

Sun 6/14

9:35 pm-9:55 am

Nonstop7h 20m

$706

LondonBaltimore

LHR - BWI

LHRBWI

London Heathrow

Tue 6/2

9:15 am-5:47 pm

1 stop13h 32m

Baltimore/Washington

Sat 6/13

8:10 pm-9:05 am

1 stop31h 55m

$706

LondonBaltimore

STN - BWI

STNBWI

London Stansted

Mon 4/20

8:45 pm-10:20 pm

3 stops30h 35m

Baltimore/Washington

Mon 5/4

8:30 pm-12:50 am

2 stops23h 20m

$717

LondonBaltimore

LHR - BWI

LHRBWI

London Heathrow

Fri 7/31

4:25 pm-7:40 pm

Nonstop8h 15m

Baltimore/Washington

Mon 8/17

5:38 pm-9:05 am

1 stop10h 27m

$719

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 60 resultsSorted by cheapest first
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Compare providers for flights from London to Baltimore

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from London to Baltimore in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London-Baltimore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London-Baltimore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London-Baltimore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London-Baltimore flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London-Baltimore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from London to Baltimore

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

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

Use this chart to determine the optimal time to book a round-trip flight from London to Baltimore. Price data was last updated on March 13, 2026.

To ensure you get the cheapest price possible for a flight from London to Baltimore, you should look to book at least 85 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 London to Baltimore?

Currently, January is the cheapest month in which you can book a flight from London to Baltimore (average of $449). Flying from London to Baltimore in July is currently the most expensive (average of $615). 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 LON to BWI?

Find hourly flight availability from London to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 22, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to Baltimore as you normally would.

How much does it cost to fly round-trip from London to Baltimore?

What’s the top layover airport for flights from London to Baltimore?

Share of 1-stop round-trip flights from London to Baltimore chosen by Cheapflights users in the past 12 months, using the same layover each way.

Reykjavik (KEF) – chosen by Cheapflights users on 67% of 1-stop itineraries from London to Baltimore on Cheapflights.

What’s the cheapest layover airport for flights from London to Baltimore?

Average round-trip fare for 1-stop flights from London to Baltimore, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of $593.

What’s the fastest layover option from London to Baltimore?

Shortest average travel time for 1-stop one-way flights from London to Baltimore, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Reykjavik (KEF) have the shortest average one-way travel time for 1-stop routes: 11h 23m.

Which airport typically offers the quickest layover for flights from London to Baltimore?

Average layover duration for 1-stop one-way flights from London to Baltimore, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Reykjavik (KEF) offer the fastest connection on this route, with an average layover time of 1h 28m.

How often are flights from London to Baltimore delayed?

About 27% of weekly flights between London and Baltimore have experienced delays in the past year, with the average delay time being 110 minutes.

What is the most punctual flight time for London to Baltimore flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Baltimore flights?

Over the last year, British Airways have had the lowest number of delays on this route, with just 26% of flights being delayed.

The best insider tips for London to Baltimore flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your London to Baltimore trip
Our travel experts
Emily Zemler

Emily Zemler

Expert on BWI

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LHR

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated March 22, 2026.
Read reviews from past customers who have flown American Airlines,Icelandair, andBritish Airways from London to Baltimore. 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.
American Airlines
7.1
Good
11,485 reviews

Crew

7.9

Entertainment

6.9

Comfort

7.2

Overall

7.1

Food

6.4

Boarding

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,485 reviews
American Airlines
7.1
Good
11,485 reviews

Crew

7.9

Entertainment

6.9

Comfort

7.2

Overall

7.1

Food

6.4

Boarding

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
Icelandair
7.0
Good
625 reviews
American Airlines
7.1
Good
11,485 reviews

Crew

7.9

Entertainment

6.9

Comfort

7.2

Overall

7.1

Food

6.4

Boarding

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
British Airways
6.7
Okay
7,809 reviews
American Airlines
7.1
Good
11,485 reviews

Crew

7.9

Entertainment

6.9

Comfort

7.2

Overall

7.1

Food

6.4

Boarding

7.5

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

Related info for your journey

Find useful and relevant information for your journey from London to Baltimore. 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 into for flights to Baltimore from London?

    Most people fly into Baltimore/Washington (BWI) if they book a flight to Baltimore from London. On average, Baltimore/Washington has 4 inbound flights from London per day from 4 airlines. Baltimore/Washington is conveniently located just 8.5 mi from Baltimore’s city center.

  • How long is the flight from London to Baltimore?

    For as low as $692, United Airlines can have you in Baltimore from London in 8h 15m. The distance between London and Baltimore is about 3622 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from London to Baltimore is Icelandair. Our recent data shows that you can find tickets from as low as $535 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $569 and $652 round-trip. Icelandair is priced at 29% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is Icelandair, with whom users have recently found tickets for as low as $524. However, be on the lookout for offers from British Airways and Aer Lingus, as they are both options that can get you from London to Baltimore for a low price.

  • What are the most popular routes from London to Baltimore?

    While some choose either London Gatwick - Baltimore/Washington or London Luton - Baltimore/Washington, London Heathrow - Baltimore/Washington is the most popular route from London to Baltimore.

  • What are the most reliable airlines from London to Baltimore?

    Before booking your flight to Baltimore from London, check out the most reliable airlines to get you to your destination on time: American Airlines (63%), Aer Lingus (63%), Finnair( 63%).

  • What are the cheapest flights from London to Baltimore?

    While on average a flight from London to Baltimore is generally $988, our data shows the cheapest flight currently is $609. When looking at the most popular route, (London Heathrow - Baltimore/Washington), you can expect to pay $514 for that flight.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from London to Baltimore (average of $449). Flying from London to Baltimore in July is currently the most expensive (average of $615). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from London to Baltimore

Discover the top 4 airlines that operate flights from London to Baltimore. 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 March 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest$535Average$658FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$569Average$820FlexibilityNo cancel feeOn-time71%
DeltaCheapest$652Average$973FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$683Average$893FlexibilityNo cancel feeOn-time70%

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