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Cheap flights from Baltimore to London from £138

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LON
11 Aug — 18 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Baltimore/Washington to London are usually found in January or September, booked 69 days in advance, depart on a Sunday or Thursday and return on a Tuesday

Cheap flight deals from Baltimore to London

Enter your travel dates to find the best prices.

Cheapest flights from Baltimore to London
Explore the most affordable flight options available from Baltimore to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 July 2026.

Sat 7/1119:40
BWI
-
LTN
1 stop12h 25m
Multiple Airlines
Thu 12/1106:00
LTN
-
BWI
1 stop18h 25m
Multiple Airlines
Deal found 9/7£497
Tue 25/820:30
BWI
-
LHR
1 stop18h 50m
Icelandair
Tue 8/921:25
LHR
-
BWI
1 stop29h 50m
Icelandair
Deal found 11/7£497
Thu 15/1020:30
BWI
-
LGW
2 stops18h 40m
Multiple Airlines
Sun 18/1009:20
LGW
-
BWI
2 stops15h 05m
Multiple Airlines
Deal found 10/7£497
Thu 27/820:30
BWI
-
STN
2 stops23h 00m
Multiple Airlines
Wed 2/920:00
STN
-
BWI
2 stops31h 15m
Multiple Airlines
Deal found 11/7£497
Wed 2/923:20
BWI
-
LHR
1 stop31h 35m
Icelandair
Tue 8/921:25
LHR
-
BWI
1 stop29h 50m
Icelandair
Deal found 9/7£498
Fri 17/721:38
BWI
-
LGW
1 stop31h 22m
Multiple Airlines
Fri 28/814:00
LGW
-
BWI
1 stop14h 59m
Multiple Airlines
Deal found 11/7£498
Sun 27/920:30
BWI
-
LTN
2 stops17h 30m
Multiple Airlines
Wed 7/1012:55
LTN
-
BWI
2 stops35h 30m
Multiple Airlines
Deal found 10/7£498
Tue 8/920:30
BWI
-
LHR
2 stops31h 50m
Multiple Airlines
Thu 17/906:40
LHR
-
BWI
2 stops20h 35m
Multiple Airlines
Deal found 10/7£498
Sat 5/920:30
BWI
-
LGW
1 stop10h 15m
Icelandair
Thu 10/915:40
LGW
-
BWI
1 stop11h 35m
Icelandair
Deal found 11/7£498
Sun 23/820:30
BWI
-
STN
2 stops21h 50m
Multiple Airlines
Tue 1/919:15
STN
-
BWI
2 stops29h 10m
Multiple Airlines
Deal found 12/7£498
Sat 14/1119:40
BWI
-
LTN
1 stop12h 25m
Multiple Airlines
Fri 20/1106:00
LTN
-
BWI
1 stop17h 40m
Multiple Airlines
Deal found 10/7£499
Tue 22/920:30
BWI
-
LHR
1 stop10h 25m
Icelandair
Sat 26/913:05
LHR
-
BWI
1 stop14h 10m
Icelandair
Deal found 12/7£499

Find flight deals from Baltimore to London

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to London (LON). 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 12 July 2026.

Round-trip from

£497

One-way from

£138

Popular in

June

Cheapest in

January

Average price

£762
7/11-12/11
  • 7/11-12/11
  • 2 total stops
  • 30h 50m total
  • Baltimore to London
Search Deals
4/8
  • 4/8
  • 1 total stop
  • 35h 02m total
  • Baltimore to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£130 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£24 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Baltimore to London 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 858,174 searches. Data last updated 12 July 2026.
Use the filters below to find and compare flights from Baltimore to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BaltimoreLondon

BWI - STN

BWISTN

Baltimore/Washington

Wed 19/8

20:30-21:40

2 stops20h 10m

London Stansted

Tue 25/8

07:10-19:25

2 stops17h 15m

£503

BaltimoreLondon

BWI - LGW

BWILGW

Baltimore/Washington

Fri 16/10

20:30-14:40

1 stop13h 10m

London Gatwick

Mon 9/11

11:55-18:40

1 stop11h 45m

£514

BaltimoreLondon

BWI - LGW

BWILGW

Baltimore/Washington

Wed 19/8

06:24-10:00

1 stop22h 36m

London Gatwick

Tue 25/8

14:00-11:24

1 stop26h 24m

£515

BaltimoreLondon

BWI - STN

BWISTN

Baltimore/Washington

Sat 29/8

20:30-23:20

2 stops21h 50m

London Stansted

Sat 5/9

06:35-19:25

2 stops17h 50m

£518

BaltimoreLondon

BWI - LGW

BWILGW

Baltimore/Washington

Thu 24/9

20:30-14:40

1 stop13h 10m

London Gatwick

Thu 8/10

15:40-22:15

1 stop11h 35m

£528

BaltimoreLondon

BWI - STN

BWISTN

Baltimore/Washington

Thu 1/10

20:30-14:35

2 stops13h 05m

London Stansted

Mon 5/10

11:10-19:25

2 stops13h 15m

£536

BaltimoreLondon

BWI - LTN

BWILTN

Baltimore/Washington

Sun 27/9

20:30-17:15

2 stops15h 45m

London Luton

Mon 5/10

06:05-19:25

2 stops18h 20m

£544

BaltimoreLondon

BWI - STN

BWISTN

Baltimore/Washington

Wed 2/12

19:40-18:30

2 stops17h 50m

London Stansted

Tue 8/12

07:15-18:40

2 stops16h 25m

£547

BaltimoreLondon

BWI - STN

BWISTN

Baltimore/Washington

Wed 26/8

20:30-17:10

2 stops15h 40m

London Stansted

Mon 31/8

08:15-19:25

2 stops16h 10m

£555

BaltimoreLondon

BWI - STN

BWISTN

Baltimore/Washington

Thu 5/11

19:40-21:55

2 stops21h 15m

London Stansted

Tue 17/11

08:55-18:40

2 stops14h 45m

£557

Flights are sorted by cheapest return flights first.

Deals found on 7/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Baltimore to London

Have a flexible travel schedule? Discover the best time to fly to London from Baltimore with our price prediction graph.
Estimated return 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

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

Currently, September is the cheapest month in which you can book a flight from Baltimore to London (average of £165). Flying from Baltimore to London in June is currently the most expensive (average of £489). 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 LON?

Find hourly flight availability from Baltimore to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 July 2026.

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

Weekly flight availability from Baltimore to London

Explore weekly flight availability from Baltimore to London. 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 12 July 2026.

The most flights from BWI to LON 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).

How much does it cost for a return flight from Baltimore to London?

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

Share of one-stop return flights from Baltimore to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Reykjavik (KEF) – chosen by Cheapflights users on 82% of one-stop itineraries from Baltimore to London on Cheapflights.

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

Average return fare for one-stop flights from Baltimore to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Atlanta (ATL) is the most affordable one-stop option, with an average return flight price of £463.

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

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

Flights via Reykjavik (KEF) have the shortest average one-way travel time for one-stop routes: 11h 13m.

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

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

Flights via Atlanta (ATL) offer the fastest connection on this route, with an average stopover time of 1h 23m.

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

Booking 34 days in advance of your planned departure date is, on average, the best time to get cheap flights from Baltimore to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 12 July 2026.
Get a feel of what it's like to fly with American Airlines,Icelandair, andBritish Airways from Baltimore to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,813 reviews
Check prices

Food

6.4

Entertainment

6.8

Comfort

7.2

Overall

7.1

Boarding

7.5

Crew

7.9

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.
American Airlines
7.1
Good
11,813 reviews
American Airlines
7.1
Good
11,813 reviews
Check prices

Food

6.4

Entertainment

6.8

Comfort

7.2

Overall

7.1

Boarding

7.5

Crew

7.9

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.
Icelandair
7.0
Good
704 reviews
American Airlines
7.1
Good
11,813 reviews
Check prices

Food

6.4

Entertainment

6.8

Comfort

7.2

Overall

7.1

Boarding

7.5

Crew

7.9

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.
British Airways
6.7
Okay
8,106 reviews
American Airlines
7.1
Good
11,813 reviews
Check prices

Food

6.4

Entertainment

6.8

Comfort

7.2

Overall

7.1

Boarding

7.5

Crew

7.9

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.

Related info for your journey

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

    For a flight from Baltimore to London, you will be flying from Baltimore/Washington. Baltimore/Washington (BWI) is just 8.5 mi from the center of the city. Baltimore/Washington is the only Baltimore airport and it handles 5 outbound flights to London per day. 2 airlines have flights to London from Baltimore/Washington on a regular basis.

  • How long is the flight from Baltimore to London?

    There are many flights that can get you from Baltimore to London in 10h 37m. Fly via Icelandair, Delta, or British Airways to get the fastest option. The distance between Baltimore and London is about 3622 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Baltimore to London round-trip from £387. Another airline that can offer you cheap pricing is British Airways. Icelandair is 35% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Most travelers choose Baltimore/Washington - London Heathrow, Baltimore/Washington - London Gatwick or Baltimore/Washington - London Luton when deciding on the best route from Baltimore to London.

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

    Consider American Airlines (70%), Aer Lingus (70%) or Finnair (70%) when booking your flight. These represent the most reliable airlines when flying from Baltimore to London.

  • What are the cheapest flights from Baltimore to London?

    Looking for the cheapest flight from Baltimore to London? While on average our users pay £953, our data indicates the cheapest price to be £770. The most popular route (Baltimore/Washington - London Heathrow), is priced around £378.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Baltimore to London 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?

    Currently, September is the cheapest month in which you can book a flight from Baltimore to London (average of £165). Flying from Baltimore to London in June is currently the most expensive (average of £489). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Milton Keynes
Luton
Wembley
Gatwick
Slough
Croydon
Ilford
Hayes
Brentford
Colchester
Watford
Kingston upon Thames
Eastbourne
Southall
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Romford
Borehamwood
Southend-on-Sea
Uxbridge

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Baltimore to London

Discover the top 2 airlines that operate flights from Baltimore to London. 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 858,174 searches. Data last updated 12 July 2026.
AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£387Average£561FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£431Average£580FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Baltimore to London?

Cheapflights makes it easy to find Baltimore to London flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Baltimore to London?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Baltimore to London for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Baltimore to London with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Baltimore to London flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Baltimore to London become cheaper?

Of course! You can now track prices for flights from Baltimore to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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