How long is the flight from Baltimore to London Heathrow Airport?

Departing from Baltimore to London Heathrow Airport will take you 18h 50m. The distance between Baltimore and London Heathrow Airport is about 3622 mi.

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 $411. Other airlines that can offer you cheap pricing are Icelandair, from $474, and United Airlines, from $506. Users have found that PLAY is 46% cheaper than the other options available to this destination.

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.

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.

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).

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

The cheapest flight price from Baltimore to London Heathrow Airport is $384. On average you can expect to pay $1,194. The most popular route, (Baltimore/Washington - London Heathrow), can usually be booked for $546.

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%), Iberia (50%) or Finnair (45%) 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 36% 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 $743.

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 $389.

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 11 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.

$227+ Cheap Flights from Baltimore to London Heathrow Airport

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

Cheap flight deals from Baltimore to Heathrow

Round-trip from	$546 (Mytrip)
One-way from	$227 (Mytrip)
Popular in	June
Cheapest in	January
Average price	$779

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. 14% potential increase in price ($130 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 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 August 19, 2025.

Wed 11/127:40 pmBWI - LHR

2 stops20h 55mMultiple Airlines

Sat 11/153:35 pmLHR - BWI

2 stops32h 05mMultiple Airlines

Deal found 8/17

$546

Wed 10/156:50 pmBWI - LHR

3 stops21h 30mMultiple Airlines

Tue 10/216:40 pmLHR - BWI

2 stops28h 00mMultiple Airlines

Deal found 8/18

$549

Wed 11/127:40 pmBWI - LHR

2 stops18h 10mMultiple Airlines

Tue 11/187:30 pmLHR - BWI

2 stops28h 10mMultiple Airlines

Deal found 8/16

$554

Wed 11/127:40 pmBWI - LHR

1 stop14h 15mMultiple Airlines

Mon 11/177:35 amLHR - BWI

1 stop16h 05mMultiple Airlines

Deal found 8/17

$563

Sun 9/76:50 pmBWI - LHR

2 stops19h 35mMultiple Airlines

Wed 9/107:40 amLHR - BWI

2 stops15h 00mMultiple Airlines

Deal found 8/18

$564

Fri 9/268:30 pmBWI - LHR

2 stops32h 05mMultiple Airlines

Fri 10/36:40 pmLHR - BWI

2 stops29h 45mMultiple Airlines

Deal found 8/18

$573

Thu 10/28:30 pmBWI - LHR

1 stop18h 50mIcelandair

Thu 10/91:05 pmLHR - BWI

1 stop11h 20mIcelandair

Deal found 8/18

$579

Wed 10/18:30 pmBWI - LHR

1 stop10h 25mIcelandair

Sun 10/59:25 pmLHR - BWI

1 stop27h 00mIcelandair

Deal found 8/17

$580

Wed 10/18:30 pmBWI - LHR

1 stop18h 50mIcelandair

Wed 10/89:25 pmLHR - BWI

1 stop27h 00mIcelandair

Deal found 8/17

$581

Wed 9/248:30 pmBWI - LHR

1 stop18h 50mIcelandair

Wed 12/1712:15 pmLHR - BWI

1 stop11h 25mIcelandair

Deal found 8/18

$582

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 August 19, 2025.

Thu 10/28:30 pmBWI - LHR

1 stop18h 50mIcelandair

Thu 10/91:05 pmLHR - BWI

1 stop11h 20mIcelandair

Deal found 8/17

$621

Mon 11/107:40 pmBWI - LHR

1 stop10h 10mIcelandair

Tue 11/1812:15 pmLHR - BWI

1 stop11h 25mIcelandair

Deal found 8/17

$621

Tue 10/148:30 pmBWI - LHR

1 stop18h 50mIcelandair

Thu 10/231:05 pmLHR - BWI

1 stop11h 20mIcelandair

Deal found 8/18

$621

Tue 11/47:40 pmBWI - LHR

1 stop18h 50mIcelandair

Mon 11/1012:15 pmLHR - BWI

1 stop11h 25mIcelandair

Deal found 8/17

$621

Tue 11/117:40 pmBWI - LHR

1 stop10h 10mIcelandair

Wed 11/1912:15 pmLHR - BWI

1 stop11h 25mIcelandair

Deal found 8/17

$621

Thu 11/67:40 pmBWI - LHR

1 stop10h 10mIcelandair

Mon 11/1012:15 pmLHR - BWI

1 stop11h 25mIcelandair

Deal found 8/17

$621

Mon 11/177:40 pmBWI - LHR

1 stop10h 10mIcelandair

Mon 11/2412:15 pmLHR - BWI

1 stop11h 25mIcelandair

Deal found 8/16

$621

Wed 10/158:30 pmBWI - LHR

1 stop10h 25mIcelandair

Thu 12/412:15 pmLHR - BWI

1 stop11h 25mIcelandair

Deal found 8/17

$621

Mon 11/177:40 pmBWI - LHR

1 stop10h 10mIcelandair

Wed 11/2612:15 pmLHR - BWI

1 stop11h 25mIcelandair

Deal found 8/16

$621

Thu 11/137:40 pmBWI - LHR

1 stop10h 10mIcelandair

Tue 11/2512:15 pmLHR - BWI

1 stop11h 25mIcelandair

Deal found 8/18

$621

Tue 9/308:30 pmBWI - LHR

1 stop10h 25mIcelandair

Tue 10/71:05 pmLHR - BWI

1 stop11h 20mIcelandair

Deal found 8/16

$621

Last-minute flights from Baltimore to Heathrow
Discover last-minute flight deals from Baltimore to Heathrow. Data last updated August 19, 2025 and is based on user searches.

Mon 8/258:30 pmBWI - LHR

1 stop18h 50mIcelandair

Mon 9/19:25 pmLHR - BWI

1 stop27h 00mIcelandair

Deal found 8/17

$646

Mon 8/256:50 pmBWI - LHR

2 stops16h 05mMultiple Airlines

Thu 8/287:40 amLHR - BWI

2 stops15h 00mMultiple Airlines

Deal found 8/18

$688

Tue 8/268:30 pmBWI - LHR

1 stop18h 50mIcelandair

Tue 9/99:25 pmLHR - BWI

1 stop27h 00mIcelandair

Deal found 8/17

$642

Tue 8/268:30 pmBWI - LHR

1 stop10h 25mIcelandair

Mon 9/19:25 pmLHR - BWI

1 stop27h 00mIcelandair

Deal found 8/17

$644

Tue 8/268:30 pmBWI - LHR

1 stop10h 25mIcelandair

Wed 9/101:05 pmLHR - BWI

1 stop11h 20mIcelandair

Deal found 8/17

$667

Wed 8/278:30 pmBWI - LHR

1 stop18h 50mIcelandair

Wed 9/171:05 pmLHR - BWI

1 stop11h 20mIcelandair

Deal found 8/17

$664

Wed 8/278:30 pmBWI - LHR

1 stop18h 50mIcelandair

Mon 9/19:25 pmLHR - BWI

1 stop27h 00mIcelandair

Deal found 8/17

$666

Wed 8/278:30 pmBWI - LHR

1 stop18h 50mIcelandair

Wed 9/241:05 pmLHR - BWI

1 stop11h 20mIcelandair

Deal found 8/17

$692

Wed 8/278:30 pmBWI - LHR

1 stop18h 50mIcelandair

Wed 9/39:25 pmLHR - BWI

1 stop27h 00mIcelandair

Deal found 8/17

$694

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 August 19, 2025.

Fri 10/174:53 pmBWI - LHR

2 stops20h 57mMultiple Airlines

Deal found 8/17

$227

Fri 10/244:53 pmBWI - LHR

2 stops24h 07mMultiple Airlines

Deal found 8/19

$228

Tue 10/215:35 amBWI - LHR

2 stops31h 10mMultiple Airlines

Deal found 8/17

$236

Sat 10/255:35 amBWI - LHR

2 stops29h 55mMultiple Airlines

Deal found 8/19

$237

Thu 9/257:48 pmBWI - LHR

2 stops35h 57mMultiple Airlines

Deal found 8/17

$240

Thu 10/27:48 pmBWI - LHR

2 stops33h 32mMultiple Airlines

Deal found 8/17

$241

Fri 10/312:00 pmBWI - LHR

2 stops24h 45mMultiple Airlines

Deal found 8/16

$242

Wed 10/156:50 pmBWI - LHR

2 stops21h 45mMultiple Airlines

Deal found 8/19

$243

Sun 9/215:45 amBWI - LHR

2 stops32h 05mMultiple Airlines

Deal found 8/17

$247

Mon 10/134:53 pmBWI - LHR

2 stops36h 27mMultiple Airlines

Deal found 8/18

$251

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

Thu 10/2

8:30 pm-8:20 pm

1 stop18h 50m

London Heathrow

Thu 10/9

1:05 pm-7:25 pm

1 stop11h 20m

$621

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Mon 11/10

7:40 pm-10:50 am

1 stop10h 10m

London Heathrow

Tue 11/18

12:15 pm-6:40 pm

1 stop11h 25m

$621

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Tue 10/14

8:30 pm-8:20 pm

1 stop18h 50m

London Heathrow

Thu 10/23

1:05 pm-7:25 pm

1 stop11h 20m

$621

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Tue 11/4

7:40 pm-7:30 pm

1 stop18h 50m

London Heathrow

Mon 11/10

12:15 pm-6:40 pm

1 stop11h 25m

$621

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Tue 11/11

7:40 pm-10:50 am

1 stop10h 10m

London Heathrow

Wed 11/19

12:15 pm-6:40 pm

1 stop11h 25m

$621

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Thu 11/6

7:40 pm-10:50 am

1 stop10h 10m

London Heathrow

Mon 11/10

12:15 pm-6:40 pm

1 stop11h 25m

$621

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Mon 11/17

7:40 pm-10:50 am

1 stop10h 10m

London Heathrow

Mon 11/24

12:15 pm-6:40 pm

1 stop11h 25m

$621

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Wed 10/15

8:30 pm-11:55 am

1 stop10h 25m

London Heathrow

Thu 12/4

12:15 pm-6:40 pm

1 stop11h 25m

$621

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Mon 11/17

7:40 pm-10:50 am

1 stop10h 10m

London Heathrow

Wed 11/26

12:15 pm-6:40 pm

1 stop11h 25m

$621

BaltimoreLondon

BWI - LHR

BWILHR

Baltimore/Washington

Thu 11/13

7:40 pm-10:50 am

1 stop10h 10m

London Heathrow

Tue 11/25

12:15 pm-6:40 pm

1 stop11h 25m

$621

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

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 $1,097). 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 afternoon, which is usually more expensive.

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).

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

Reykjavik (KEF) – chosen by Cheapflights users on 97% of 1-stop itineraries from Baltimore to London Heathrow Airport on Cheapflights.

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

Reykjavik (KEF) is the most affordable 1-stop option, with an average round-trip price of $529.

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

Flights via Reykjavik (KEF) have the shortest average one-way travel time for 1-stop routes: 10h 39m.

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

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average layover time of 1h 31m.

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown Delta, American Airlines, and Icelandair from Baltimore to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,981 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

7,981 reviews

Delta

8.0

Very good

7,981 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!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,981 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!

Icelandair

7.0

Good

529 reviews

Delta

8.0

Very good

7,981 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!

Iberia

7.0

Good

2,885 reviews

Delta

8.0

Very good

7,981 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!

British Airways

6.7

Okay

7,283 reviews

Delta

8.0

Very good

7,981 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 11 different airlines.
How long is the flight from Baltimore to London Heathrow Airport?
Departing from Baltimore to London Heathrow Airport will take you 18h 50m. The distance between Baltimore and London Heathrow Airport is about 3622 mi.
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 $411. Other airlines that can offer you cheap pricing are Icelandair, from $474, and United Airlines, from $506. Users have found that PLAY is 46% cheaper than the other options available to this destination.
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%), Iberia (50%) or Finnair (45%) 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 $384. On average you can expect to pay $1,194. The most popular route, (Baltimore/Washington - London Heathrow), can usually be booked for $546.
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 $1,097). 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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Orpington

Northampton

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Broadway

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Chelmsford

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Folkestone

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Top 10 airlines flying from Baltimore to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
PLAY	Cheapest$411	Average$486	FlexibilityNo cancel fee	On-timeN/A
Icelandair	Cheapest$474	Average$570	FlexibilityNo cancel fee	On-time76%
United Airlines	Cheapest$506	Average$795	FlexibilityNo cancel fee	On-time69%
KLM	Cheapest$520	Average$615	FlexibilityNo cancel fee	On-time75%
Virgin Atlantic	Cheapest$520	Average$792	FlexibilityNo cancel fee	On-time72%
Aer Lingus	Cheapest$554	Average$952	FlexibilityNo cancel fee	On-timeN/A
Iberia	Cheapest$581	Average$759	FlexibilityNo cancel fee	On-time77%
Finnair	Cheapest$585	Average$734	FlexibilityNo cancel fee	On-time76%
Delta	Cheapest$598	Average$861	FlexibilityNo cancel fee	On-timeN/A
British Airways	Cheapest$627	Average$824	FlexibilityNo cancel fee	On-time70%

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$227+ 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 10/17. 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

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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 November, booked 50 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

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 August 19, 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 August 19, 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 August 8, 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 August 19, 2025.

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 August 19, 2025.

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

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

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

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

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

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

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

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

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown Delta, American Airlines, and Icelandair from Baltimore to London Heathrow Airport. 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.

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?

How long is the flight from Baltimore to London Heathrow Airport?

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

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?

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

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

Traveling to a place near London Heathrow Airport?

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Alternative routes for Baltimore to Heathrow

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Top 10 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 August 19, 2025.