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$233+ Cheap flights from Baltimore (BWI) to Heathrow (LHR)

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LHR
Feb 24 — Mar 31
Mon 2/24
Mon 3/3
1 adult, Economy
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The best prices from Baltimore/Washington to London Heathrow are usually found in January or October, booked 57 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Baltimore to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Heathrow (LHR). 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 February 19, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$485
(Mytrip)

One-way from

$233
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$699
Provider with most accurate pricing for Baltimore/Washington-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Baltimore/Washington-London Heathrow flights.
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From Baltimore/Washington to London Heathrow
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One-way flight from Baltimore/Washington to London Heathrow
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Highest demand for flights based on searches. 17% potential increase in price ($172 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Baltimore to Heathrow

Cheapest flights from Baltimore to Heathrow
Explore the most affordable flight options available from Baltimore to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 19, 2025.

This Mytrip deal was found by Cheapflights users on 2/17. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/48:30 pmBWI - LHR
1 stop18h 50mIcelandair
Fri 4/119:25 pmLHR - BWI
1 stop27h 00mIcelandair
Deal found 2/17$485
This eDestinos deal was found by Cheapflights users on 2/19. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/58:30 pmBWI - LHR
Nonstop7h 10mIberia
Wed 3/123:25 pmLHR - BWI
Nonstop8h 20mIberia
Deal found 2/19$533
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/46:10 pmBWI - LHR
2 stops39h 15mMultiple Airlines
Thu 3/68:40 pmLHR - BWI
1 stop25h 20mMultiple Airlines
Deal found 2/18$570
This oojo deal was found by Cheapflights users on 2/17. 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.
Tue 3/188:12 pmBWI - LHR
1 stop11h 48mBritish Airways
Wed 3/266:15 amLHR - BWI
2 stops20h 02mBritish Airways
Deal found 2/17$624
This World Air Fares deal was found by Cheapflights users on 2/18. 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 World Air Fares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/1512:00 pmBWI - LHR
1 stop13h 45mAir France
Thu 5/111:20 amLHR - BWI
1 stop12h 22mAir France
Deal found 2/18$628
This Virgin Atlantic deal was found by Cheapflights users on 2/17. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/52:01 pmBWI - LHR
1 stop11h 19mVirgin Atlantic
Wed 3/1211:30 amLHR - BWI
2 stops15h 45mVirgin Atlantic
Deal found 2/17$635
This United Airlines deal was found by Cheapflights users on 2/17. 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.
Wed 4/236:15 amBWI - LHR
2 stops19h 20mUnited Airlines
Fri 5/24:00 pmLHR - BWI
2 stops27h 16mUnited Airlines
Deal found 2/17$637
This Delta deal was found by Cheapflights users on 2/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/152:04 pmBWI - LHR
1 stop12h 11mDelta
Thu 5/16:15 amLHR - BWI
2 stops15h 35mDelta
Deal found 2/18$640
This Finnair deal was found by Cheapflights users on 2/19. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/239:20 pmBWI - LHR
Nonstop7h 15mFinnair
Thu 10/94:35 pmLHR - BWI
Nonstop8h 00mFinnair
Deal found 2/19$654
This American Airlines deal was found by Cheapflights users on 2/17. 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 3/55:28 pmBWI - LHR
1 stop10h 47mAmerican Airlines
Wed 3/123:25 pmLHR - BWI
Nonstop8h 20mAmerican Airlines
Deal found 2/17$665

Find flights from Baltimore to Heathrow within your budget

Customize your flight search to find flights from Baltimore to Heathrow 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 February 19, 2025.

Fly from

Baltimore

Fly to

Heathrow

Route

Depart

Return

Price

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Fri 4/4

8:30 pm-8:20 pm

1 stop18h 50m

London Heathrow

Fri 4/11

9:25 pm-7:25 pm

1 stop27h 00m

$485

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 3/5

8:30 pm-8:40 am

Nonstop7h 10m

London Heathrow

Wed 3/12

3:25 pm-7:45 pm

Nonstop8h 20m

$533

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Mon 5/5

6:50 pm-9:40 pm

2 stops21h 50m

London Heathrow

Mon 5/12

6:40 am-5:40 pm

2 stops16h 00m

$546

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Tue 3/18

8:12 pm-12:00 pm

1 stop11h 48m

London Heathrow

Wed 3/26

6:15 am-10:17 pm

2 stops20h 02m

$624

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Tue 4/15

12:00 pm-6:45 am

1 stop13h 45m

London Heathrow

Thu 5/1

11:20 am-6:42 pm

1 stop12h 22m

$628

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 3/5

2:01 pm-6:20 am

1 stop11h 19m

London Heathrow

Wed 3/12

11:30 am-11:15 pm

2 stops15h 45m

$635

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 4/23

6:15 am-6:35 am

2 stops19h 20m

London Heathrow

Fri 5/2

4:00 pm-2:16 pm

2 stops27h 16m

$637

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Tue 4/15

2:04 pm-7:15 am

1 stop12h 11m

London Heathrow

Thu 5/1

6:15 am-4:50 pm

2 stops15h 35m

$640

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Thu 3/20

9:30 pm-8:40 am

Nonstop7h 10m

London Heathrow

Thu 3/27

3:25 pm-7:45 pm

Nonstop8h 20m

$656

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 3/5

5:28 pm-9:15 am

1 stop10h 47m

London Heathrow

Wed 3/12

3:25 pm-7:45 pm

Nonstop8h 20m

$665

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 22 results
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2
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Compare providers for flights from Baltimore to Heathrow

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 Baltimore to Heathrow in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy1 starTrust Score*2 stars
GotogatePrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
GurufarePrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust 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 Baltimore-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-London Heathrow Airport 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 Baltimore-London Heathrow Airport 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 Baltimore to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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.

Travel insights for flights from Baltimore to Heathrow

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

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

Use this chart to determine the optimal time to book a round-trip flight from Baltimore to Heathrow. Price data was last updated on February 14, 2025.

The best time to book flights from Baltimore to London Heathrow Airport is 57 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Baltimore to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from Baltimore to London Heathrow Airport (average of $661). Flying from Baltimore to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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 BWI to LHR?

Find hourly flight availability from Baltimore to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 19, 2025.

It’s typically best to fly out from Baltimore to London Heathrow Airport in the morning. Doing so could potentially save you 8% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Baltimore to London Heathrow Airport?

Use this chart to determine the cheapest time to fly round-trip from Baltimore to Heathrow. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Baltimore to London Heathrow Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, 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 39.2 F).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated February 19, 2025.
Read through reviews of airlines operating flights from Baltimore to London, such as Delta, KLM and Finnair. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,236 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

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
8,236 reviews
Delta
8.0
Very good
8,236 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

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
1,333 reviews
Delta
8.0
Very good
8,236 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

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
1,274 reviews
Delta
8.0
Very good
8,236 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

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.

Virgin Atlantic
7.5
Good
654 reviews
Delta
8.0
Very good
8,236 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

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.

Air France
7.4
Good
1,455 reviews
Delta
8.0
Very good
8,236 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

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 Heathrow. 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 London Heathrow?

    If you book a flight to London Heathrow from Baltimore, you will be flying from Baltimore/Washington, which is the city’s only airport. Baltimore/Washington (BWI) is located 8.5 mi from the center of Baltimore. There are 4 flights from Baltimore/Washington to London Heathrow per day from 11 different airlines.

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

    Cheapflights users have booked flights from Baltimore to London Heathrow Airport round-trip from $485. Other airlines that can offer you cheap pricing are Iberia, from $533, and British Airways, from $624. Users have found that Icelandair is 38% cheaper than the other options available to this destination.

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

    The cheapest airlines for a one-way flight from Baltimore to London Heathrow Airport are Icelandair ($233), British Airways ($362), and Iberia ($405).

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

    No one likes to see their flight delayed. When booking a flight from Baltimore to London Heathrow Airport consider choosing American Airlines (59%), Aer Lingus (59%) or Finnair (59%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Baltimore to London Heathrow Airport?

    The cheapest flight price from Baltimore to London Heathrow Airport is $404. On average you can expect to pay $1,422. The most popular route, (Baltimore/Washington - London Heathrow), can usually be booked for $495.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Baltimore to London Heathrow Airport (average of $661). Flying from Baltimore to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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

Traveling to a place near Baltimore?

Book flights to Baltimore if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Luton
Wembley
Horley
Canterbury
Northampton
Gatwick
Milton Keynes
Dover
Orpington
Watford
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Baltimore to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Baltimore to Heathrow

Discover the top 10 airlines that operate flights from Baltimore to Heathrow. 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 February 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$400Average$540FlexibilityNo cancel feeOn-timeN/A
IcelandairCheapest$475Average$628FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$501Average$689FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$557Average$858FlexibilityNo cancel feeOn-time76%
DeltaCheapest$561Average$847FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$581Average$782FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$585Average$789FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$601Average$988FlexibilityNo cancel feeOn-time69%
FinnairCheapest$603Average$791FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$630Average$912FlexibilityNo cancel feeOn-time71%
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