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Cheap flights from Baltimore to London Heathrow Airport from $240

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to London Heathrow Airport departing on 4/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Baltimore to London

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Baltimore to London.
8:30 pm - 11:55 amBWI-LHR
10h 25m1 stop
9:25 pm - 7:25 pmLHR-BWI
27h 00m1 stop
$541Icelandair
Find Deal
Sun, Apr 27 - Sat, May 3
8:30 pm - 11:55 amBWI-LHR
10h 25m1 stop
9:25 pm - 7:25 pmLHR-BWI
27h 00m1 stop
$547Icelandair
Find Deal
Thu, May 1 - Tue, May 13
9:20 pm - 9:35 amBWI-LHR
7h 15mnonstop
4:35 pm - 7:35 pmLHR-BWI
8h 00mnonstop
$642Iberia
Find Deal
Sun, Sep 21 - Tue, Oct 7
9:20 pm - 9:35 amBWI-LHR
7h 15mnonstop
4:35 pm - 7:35 pmLHR-BWI
8h 00mnonstop
$649Iberia
Find Deal
Wed, Apr 30 - Tue, May 6
9:20 pm - 9:35 amBWI-LHR
7h 15mnonstop
4:35 pm - 7:35 pmLHR-BWI
8h 00mnonstop
$661British Airways
Find Deal
Tue, Apr 29 - Thu, May 22
12:00 pm - 6:45 amBWI-LHR
13h 45m1 stop
6:30 am - 5:45 pmLHR-BWI
16h 15m2 stops
$669Delta
Find Deal
Wed, Apr 23 - Wed, Apr 30
5:55 pm - 9:05 amBWI-LHR
10h 10m1 stop
3:00 pm - 10:19 pmLHR-BWI
12h 19m1 stop
$672British Airways
Find Deal
Tue, Apr 8 - Tue, Apr 15
10:19 am - 8:50 amBWI-LHR
17h 31m2 stops
6:30 am - 7:07 pmLHR-BWI
17h 37m2 stops
$674Delta
Find Deal
Sun, May 4 - Wed, May 21
9:20 pm - 9:35 amBWI-LHR
7h 15mnonstop
3:00 pm - 10:15 pmLHR-BWI
12h 15m1 stop
$679American Airlines
Find Deal
Tue, Apr 22 - Wed, May 7
9:20 pm - 9:35 amBWI-LHR
7h 15mnonstop
4:35 pm - 7:35 pmLHR-BWI
8h 00mnonstop
$699American Airlines
Find Deal
Mon, Apr 21 - Tue, Apr 29

Icelandair flights from Baltimore to London Heathrow Airport

Our best Icelandair deals on Baltimore to London Heathrow Airport flight tickets
Icelandair
Apr 27
BWI8:30 pmBaltimore/Washington
10h 25m
1 stop
LHR11:55 amLondon Heathrow
May 3
LHR9:25 pmLondon Heathrow
27h 00m
1 stop
BWI7:25 pmBaltimore/Washington
Icelandair
May 1
BWI8:30 pmBaltimore/Washington
10h 25m
1 stop
LHR11:55 amLondon Heathrow
May 13
LHR9:25 pmLondon Heathrow
27h 00m
1 stop
BWI7:25 pmBaltimore/Washington
Icelandair
Apr 28
BWI8:30 pmBaltimore/Washington
10h 25m
1 stop
LHR11:55 amLondon Heathrow
May 14
LHR9:25 pmLondon Heathrow
27h 00m
1 stop
BWI7:25 pmBaltimore/Washington

Iberia flights from Baltimore to London Heathrow Airport

Our best Iberia deals on Baltimore to London Heathrow Airport flight tickets
Iberia
Sep 21
BWI9:20 pmBaltimore/Washington
7h 15m
LHR9:35 amLondon Heathrow
Oct 7
LHR4:35 pmLondon Heathrow
8h 00m
BWI7:35 pmBaltimore/Washington
Iberia
Apr 30
BWI9:20 pmBaltimore/Washington
7h 15m
LHR9:35 amLondon Heathrow
May 6
LHR4:35 pmLondon Heathrow
8h 00m
BWI7:35 pmBaltimore/Washington
Iberia
Apr 22
BWI9:20 pmBaltimore/Washington
7h 15m
LHR9:35 amLondon Heathrow
May 7
LHR4:35 pmLondon Heathrow
8h 00m
BWI7:35 pmBaltimore/Washington

See travel insights to London from

How to get the cheapest flight ticket from Baltimore to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

The month of January is, on average, the cheapest month to fly to London Heathrow Airport from Baltimore, with most prices found around $646. If you’re not able to fly to London Heathrow Airport in January, then October is your next best option. Flight prices from Baltimore to London Heathrow Airport during October average around $683.

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Tuesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $795. The most expensive day to fly to London Heathrow Airport is Saturday, with ticket prices averaging around $928.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from Baltimore to London Heathrow Airport in the morning for as low as $691. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $853.

What is the cheapest Baltimore/Washington to London Heathrow flight route?

Fly from Baltimore/Washington to London Heathrow for the best Baltimore/Washington - London Heathrow flight prices

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

You are more likely to see cheaper flights to London Heathrow Airport from Baltimore when booking 20 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around $780 when searching 20 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Baltimore for as low as $746 on momondo.

What cabin class options are available on Baltimore/Washington to London Heathrow flights?

There are 3 cabin classes available to choose from on Baltimore/Washington to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Baltimore to London Heathrow Airport flight prices changed over time?

As of March 2025, prices for Baltimore to London Heathrow Airport flights are approximately 40% cheaper when compared to flights at the same time last year.

When to book flights from Baltimore to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Baltimore to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Baltimore to London Heathrow Airport (BWI to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Baltimore to London Heathrow Airport

Best Price Found

$240

Fastest flight time

7h 15m

Direct flights

Every day
The best one-way flight to London Heathrow Airport from Baltimore in the past 72 hours is $240. The best round-trip flight deal from Baltimore to London Heathrow Airport found on momondo in the last 72 hours is $541.
The fastest flight from Baltimore to London Heathrow Airport takes 7h 15m
Direct flights go from Baltimore to London Heathrow Airport every day.

  • How far is Baltimore/Washington to London Heathrow by plane?

    Baltimore/Washington and London Heathrow are 3615.0 mi apart from one another. By plane, this route typically takes 7h 15m.

  • When did momondo last update prices for flights from Baltimore/Washington Airport to London Heathrow Airport?

    Prices for flights from Baltimore/Washington Airport to London Heathrow Airport refresh daily.

  • How many operators does momondo search for flights from Baltimore/Washington Airport to London Heathrow Airport?

  • How old do you have to be to fly from Baltimore/Washington Airport to London Heathrow Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Baltimore to London Heathrow Airport?

  • What is the most popular airline from Baltimore to London Heathrow Airport?


Best airlines flying from Baltimore to London Heathrow Airport

Compare and see reviews for airlines that fly from Baltimore to London Heathrow Airport with momondo
Airline
Rating
Free Cancellation
Price
PLAYPriceFrom $400Free CancellationRating
6.9
97 reviews
Search PLAY flights
IcelandairPriceFrom $474Free CancellationRating
7.0
476 reviews
Search Icelandair flights
DeltaPriceFrom $561Free CancellationRating
8.0
7,895 reviews
Search Delta flights
IberiaPriceFrom $582Free CancellationRating
7.0
2,651 reviews
Search Iberia flights
Virgin AtlanticPriceFrom $582Free CancellationRating
7.4
634 reviews
Search Virgin Atlantic flights
United AirlinesPriceFrom $601Free CancellationRating
7.4
8,603 reviews
Search United Airlines flights
FinnairPriceFrom $603Free CancellationRating
7.6
1,267 reviews
Search Finnair flights
British AirwaysPriceFrom $634Free CancellationRating
6.6
6,712 reviews
Search British Airways flights
American AirlinesPriceFrom $638Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • Finnair Flights From Baltimore to London Heathrow Airport

    Finnair is one of the most popular airlines flying from Baltimore to London Heathrow Airport, operating 2 flights/week on average for this route. A good Finnair flight deal for Baltimore to London Heathrow Airport starts from $603 round-trip, up to an average price of $771. Our users have rated Finnair at 7.6/10.

  • American Airlines Flights From Baltimore to London Heathrow Airport

    $638 is the best American Airlines flight deal from Baltimore to London Heathrow Airport found on momondo over the last 72 hours. The average American Airlines ticket price found was closer to $899, however, with flight time and availability significantly affecting the price. American Airlines (7.2/10 from 10,000 user reviews) flies into London Heathrow Airport from Baltimore 2 times in an average week so prices can vary.


Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Croydon
Luton
Guildford
Slough
Hayes
Dartford
Stansted
Ilford
Swindon
Dover
Salisbury
Canterbury
Colchester
Milton Keynes
Horley
Wembley
Chelmsford
Eastbourne

Why use momondo?

Why should I use momondo to find a flight deal from Baltimore to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Baltimore to London. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Baltimore to London with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to London from Baltimore with this policy.

How can momondo help me find flights from Baltimore to London?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Baltimore.

I’m not ready to book a flight from Baltimore to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Baltimore to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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