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 $644. Other airlines that can offer you cheap pricing are American Airlines, from $647, and British Airways, from $650. Users have found that Icelandair is 16% 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 ($339), British Airways ($383), and Iberia ($384).

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

The cheapest flight price from Baltimore to London Heathrow Airport is $374. On average you can expect to pay $1,844. The most popular route, (Baltimore/Washington - London Heathrow), can usually be booked for $518.

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 (50%), Aer Lingus (50%) or Finnair (50%) as they are the most reliable in getting you off to your destination on time.

What are the most popular airlines that fly from Baltimore to London Heathrow Airport?

American Airlines, Finnair and British Airways are the most popular airlines when flying from Baltimore to London Heathrow Airport.

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

Flights from Baltimore to London Heathrow Airport are found to be more expensive on Friday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London Heathrow Airport.

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

Find a great deal and save up to 30% by booking at least 48 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Baltimore to London Heathrow Airport within the next two weeks, with the cheapest ticket starting at $802.

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

Flights from Baltimore to London Heathrow Airport lean towards being more expensive in June. Prices are generally better when you fly from Baltimore to London Heathrow Airport in January, with the cheapest ticket starting at $385.

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 5 flights from Baltimore/Washington to London Heathrow per day from 9 different airlines.

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.

$334+ Flights from Baltimore to London Heathrow Airport

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1. Tell us where you want to go

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2. Select your favorite providers

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Cheapflights Tip: The best prices from Baltimore/Washington to London Heathrow are usually found in January or March, booked 50 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Baltimore to Heathrow

Round-trip from	$644 (Gotogate)
One-way from	$334 (Mytrip)
Popular in	June
Cheapest in	January
Average price	$1,038

From Baltimore/Washington to London Heathrow

Search Deals

One-way flight from Baltimore/Washington to London Heathrow

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($138 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).

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Average for round-trip flights in June 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 June 12, 2025.

Mon 9/18:30 pmBWI - LHR

1 stop18h 50mIcelandair

Sat 9/209:25 pmLHR - BWI

1 stop27h 00mIcelandair

Deal found 6/10

$644

Mon 8/119:20 pmBWI - LHR

Nonstop7h 15mAmerican Airlines

Tue 9/161:10 pmLHR - BWI

1 stop14h 39mAmerican Airlines

Deal found 6/9

$647

Wed 9/179:20 pmBWI - LHR

Nonstop7h 15mBritish Airways

Tue 9/234:35 pmLHR - BWI

Nonstop8h 00mBritish Airways

Deal found 6/9

$649

Wed 8/135:15 pmBWI - LHR

1 stop10h 40mDelta

Tue 8/199:20 amLHR - BWI

1 stop13h 00mDelta

Deal found 6/10

$652

Wed 9/310:51 amBWI - LHR

2 stops14h 54mUnited Airlines

Fri 9/123:20 pmLHR - BWI

2 stops23h 35mUnited Airlines

Deal found 6/9

$657

Wed 7/164:45 pmBWI - LHR

1 stop15h 45mVirgin Atlantic

Sat 8/29:40 amLHR - BWI

2 stops16h 08mVirgin Atlantic

Deal found 6/10

$662

Wed 9/36:20 amBWI - LHR

2 stops28h 40mScandinavian Airlines

Wed 9/105:00 pmLHR - BWI

2 stops33h 43mScandinavian Airlines

Deal found 6/12

$673

Thu 7/317:52 pmBWI - LHR

1 stop12h 38mKLM

Tue 8/53:15 pmLHR - BWI

1 stop14h 39mKLM

Deal found 6/9

$675

Fri 8/1510:59 amBWI - LHR

1 stop14h 21mMultiple Airlines

Mon 8/256:50 amLHR - BWI

2 stops15h 39mMultiple Airlines

Deal found 6/9

$741

Best flights from Baltimore to Heathrow
Discover carefully curated flight deals from Baltimore to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Mon 9/18:30 pmBWI - LHR

1 stop18h 50mIcelandair

Sat 9/209:25 pmLHR - BWI

1 stop27h 00mIcelandair

Deal found 6/10

$644

Mon 8/119:20 pmBWI - LHR

Nonstop7h 15mAmerican Airlines

Tue 9/161:10 pmLHR - BWI

1 stop14h 39mAmerican Airlines

Deal found 6/9

$647

Sun 8/39:20 pmBWI - LHR

Nonstop7h 15mBritish Airways

Tue 8/124:35 pmLHR - BWI

Nonstop8h 00mBritish Airways

Deal found 6/11

$650

Wed 8/135:15 pmBWI - LHR

1 stop10h 40mDelta

Tue 8/199:20 amLHR - BWI

1 stop13h 00mDelta

Deal found 6/10

$652

Tue 8/1212:17 pmBWI - LHR

1 stop13h 58mVirgin Atlantic

Tue 8/199:40 amLHR - BWI

2 stops18h 37mVirgin Atlantic

Deal found 6/10

$656

Wed 9/36:15 amBWI - LHR

2 stops20h 00mUnited Airlines

Fri 9/128:30 amLHR - BWI

1 stop13h 59mUnited Airlines

Deal found 6/9

$657

Wed 9/36:20 amBWI - LHR

2 stops28h 40mScandinavian Airlines

Wed 9/105:00 pmLHR - BWI

2 stops33h 43mScandinavian Airlines

Deal found 6/12

$673

Tue 7/297:10 amBWI - LHR

2 stops24h 50mMultiple Airlines

Mon 8/116:00 amLHR - BWI

2 stops30h 30mMultiple Airlines

Deal found 6/12

$712

Last-minute flights from Baltimore to Heathrow
Discover last-minute flight deals from Baltimore to Heathrow. Data last updated June 12, 2025 and is based on user searches.

Tue 6/172:15 pmBWI - LHR

2 stops24h 25mMultiple Airlines

Tue 7/17:25 amLHR - BWI

2 stops29h 05mMultiple Airlines

Deal found 6/10

$783

Tue 6/175:17 pmBWI - LHR

1 stop10h 38mKLM

Tue 8/129:40 amLHR - BWI

1 stop12h 12mKLM

Deal found 6/10

$1,120

Tue 6/173:19 pmBWI - LHR

1 stop12h 46mBritish Airways

Tue 8/124:35 pmLHR - BWI

Nonstop8h 00mBritish Airways

Deal found 6/10

$1,171

Tue 6/1711:19 amBWI - LHR

1 stop14h 01mUnited Airlines

Fri 6/279:30 amLHR - BWI

2 stops42h 54mUnited Airlines

Deal found 6/10

$1,618

Wed 6/1811:39 amBWI - LHR

1 stop20h 31mDelta

Tue 7/112:25 pmLHR - BWI

1 stop16h 23mDelta

Deal found 6/10

$1,641

Fri 6/205:38 pmBWI - LHR

1 stop10h 27mAmerican Airlines

Sat 8/164:35 pmLHR - BWI

Nonstop8h 00mAmerican Airlines

Deal found 6/11

$1,306

Sun 6/228:30 pmBWI - LHR

1 stop18h 50mIcelandair

Wed 7/99:25 pmLHR - BWI

1 stop27h 00mIcelandair

Deal found 6/9

$1,003

Sun 6/2211:57 amBWI - LHR

1 stop18h 13mVirgin Atlantic

Fri 7/411:30 amLHR - BWI

2 stops16h 49mVirgin Atlantic

Deal found 6/12

$1,632

Wed 7/97:10 amBWI - LHR

2 stops23h 45mMultiple Airlines

Thu 7/179:25 pmLHR - BWI

2 stops29h 56mMultiple Airlines

Deal found 6/10

$661

Thu 7/101:08 pmBWI - LHR

1 stop13h 57mDelta

Wed 8/136:30 amLHR - BWI

2 stops15h 22mDelta

Deal found 6/10

$650

Sun 7/136:15 amBWI - LHR

2 stops19h 15mUnited Airlines

Tue 7/224:00 pmLHR - BWI

2 stops23h 03mUnited Airlines

Deal found 6/9

$668

Wed 7/164:45 pmBWI - LHR

1 stop15h 45mVirgin Atlantic

Sat 8/29:40 amLHR - BWI

2 stops16h 08mVirgin Atlantic

Deal found 6/10

$662

One-way flights from Baltimore to Heathrow
Search for one-way flight options from Baltimore to Heathrow. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Thu 8/78:45 amBWI - LHR

2 stops32h 20mMultiple Airlines

Deal found 6/10

$334

Sat 8/308:30 pmBWI - LHR

1 stop10h 25mIcelandair

Deal found 6/9

$339

Sun 8/179:20 pmBWI - LHR

Nonstop7h 15mBritish Airways

Deal found 6/12

$383

Sun 7/209:20 pmBWI - LHR

Nonstop7h 15mIberia

Deal found 6/11

$384

Sun 7/209:20 pmBWI - LHR

Nonstop7h 15mAmerican Airlines

Deal found 6/11

$385

Sun 7/2011:51 amBWI - LHR

2 stops15h 59mDelta

Deal found 6/10

$389

Sat 9/61:20 pmBWI - LHR

2 stops21h 40mScandinavian Airlines

Deal found 6/11

$429

Tue 7/1510:59 amBWI - LHR

1 stop14h 21mUnited Airlines

Deal found 6/10

$445

Tue 7/159:20 pmBWI - LHR

Nonstop7h 15mFinnair

Deal found 6/10

$467

Sun 7/209:20 pmBWI - LHR

Nonstop7h 15mAer Lingus

Deal found 6/10

$489

Fri 7/44:45 pmBWI - LHR

2 stops13h 40mVirgin Atlantic

Deal found 6/10

$524

Tue 6/171:00 pmBWI - LHR

2 stops42h 05mWestJet

Deal found 6/10

$640

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Mon 9/1

8:30 pm-8:20 pm

1 stop18h 50m

London Heathrow

Sat 9/20

9:25 pm-7:25 pm

1 stop27h 00m

$644

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Mon 8/11

9:20 pm-9:35 am

Nonstop7h 15m

London Heathrow

Tue 9/16

1:10 pm-10:49 pm

1 stop14h 39m

$647

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 9/17

9:20 pm-9:35 am

Nonstop7h 15m

London Heathrow

Tue 9/23

4:35 pm-7:35 pm

Nonstop8h 00m

$649

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 8/13

5:15 pm-8:55 am

1 stop10h 40m

London Heathrow

Tue 8/19

9:40 am-4:52 pm

1 stop12h 12m

$652

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 9/3

10:51 am-6:45 am

2 stops14h 54m

London Heathrow

Fri 9/12

3:20 pm-9:55 am

2 stops23h 35m

$657

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Fri 7/18

1:08 pm-8:05 am

1 stop13h 57m

London Heathrow

Thu 7/31

9:40 am-10:04 pm

1 stop17h 24m

$658

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 7/16

4:45 pm-1:30 pm

1 stop15h 45m

London Heathrow

Sat 8/2

9:40 am-8:48 pm

2 stops16h 08m

$662

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 9/3

6:20 am-4:00 pm

2 stops28h 40m

London Heathrow

Wed 9/10

5:00 pm-9:43 pm

2 stops33h 43m

$673

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Fri 8/15

10:59 am-6:20 am

1 stop14h 21m

London Heathrow

Mon 8/25

6:50 am-5:29 pm

2 stops15h 39m

$741

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Thu 8/7

8:45 am-10:05 pm

2 stops32h 20m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 20 results

The best insider tips for Baltimore to London Heathrow Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Baltimore to London Heathrow Airport trip

Airports

BWI

For a stress-free departure, arrive 20-30 minutes early during busy hours (6-8 a.m., 3-7 p.m.) on weekdays.

LHR

Take the Heathrow Express for the fastest route to central London, arriving at Paddington Station.

Our travel experts

Emily Zemler

Expert on BWI

Ramsey Qubein

Expert on LHR

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.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to London Heathrow Airport

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

The best time to book flights from Baltimore to London Heathrow Airport is 50 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 $1,108). 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?

It’s typically best to fly out from Baltimore to London Heathrow Airport in the morning. Doing so could potentially save you 5% 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?

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.

Weekly flight availability from Baltimore to London Heathrow Airport

The most flights from BWI to LHR are scheduled on a Monday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Heathrow 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

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

Read through reviews of airlines operating flights from Baltimore to London, such as Delta, Finnair and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,950 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Finnair

7.6

Good

1,290 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,790 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Virgin Atlantic

7.4

Good

652 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Scandinavian Airlines

7.3

Good

1,387 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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 5 flights from Baltimore/Washington to London Heathrow per day from 9 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 $644. Other airlines that can offer you cheap pricing are American Airlines, from $647, and British Airways, from $650. Users have found that Icelandair is 16% 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 ($339), British Airways ($383), and Iberia ($384).
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 (50%), Aer Lingus (50%) or Finnair (50%) 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 $374. On average you can expect to pay $1,844. The most popular route, (Baltimore/Washington - London Heathrow), can usually be booked for $518.
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 $1,108). 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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Luton

Canterbury

Harrow

Dover

Stratford-upon-Avon

Gatwick

Orpington

Watford

Northampton

Croydon

Folkestone

Borehamwood

Broadway

Sutton

Aylesbury

Chelmsford

Brentwood

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from Baltimore to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest$423	Average$501	FlexibilityNo cancel fee	On-timeN/A
Icelandair	Cheapest$474	Average$580	FlexibilityNo cancel fee	On-time76%
Iberia	Cheapest$581	Average$762	FlexibilityNo cancel fee	On-time77%
Finnair	Cheapest$585	Average$744	FlexibilityNo cancel fee	On-time76%
United Airlines	Cheapest$601	Average$988	FlexibilityNo cancel fee	On-time69%
British Airways	Cheapest$627	Average$836	FlexibilityNo cancel fee	On-time70%
American Airlines	Cheapest$635	Average$849	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$635	Average$880	FlexibilityNo cancel fee	On-timeN/A
Virgin Atlantic	Cheapest$671	Average$897	FlexibilityNo cancel fee	On-time72%

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$334+ 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Baltimore to Heathrow with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Baltimore/Washington to London Heathrow are usually found in January or March, booked 50 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from Baltimore to Heathrow

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Baltimore to Heathrow

Cheapest flights from Baltimore to HeathrowExplore 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 June 12, 2025.

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 June 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Baltimore to London Heathrow Airport that are best for you.

The best insider tips for Baltimore to London Heathrow Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Baltimore to London Heathrow Airport trip

Airports

BWI

LHR

Our travel experts

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.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to London Heathrow Airport

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 June 9, 2025.

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

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 June 12, 2025.

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.

Weekly flight availability from Baltimore to London Heathrow Airport

Explore weekly flight availability from Baltimore to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated June 12, 2025.

Rainfall in Heathrow by month

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

Temperature in Heathrow by month

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

Reviews of airlines servicing Heathrow

Read through reviews of airlines operating flights from Baltimore to London, such as Delta, Finnair and United Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

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

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

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

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

How can I find direct flights from Baltimore to Heathrow?

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

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Top 9 airlines flying from Baltimore to Heathrow

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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 June 12, 2025.