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$480+ Cheap flights from Baltimore (BWI) to London, ON (YXU)

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 8/28. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — YXU
Aug 18 — Aug 251
Tue 8/18
Tue 8/25
1 adult, Economy
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Cheap flight deals from Baltimore to London

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 July 19, 2026.

This United Airlines deal was found by Cheapflights users on 7/15. 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.
Fri 10/169:09 am
BWI
-
YXU
2 stops12h 31m
United Airlines
Tue 10/2010:05 am
YXU
-
BWI
2 stops12h 54m
United Airlines
Deal found 7/15$996
This United Airlines deal was found by Cheapflights users on 7/17. 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.
Mon 8/3110:25 am
BWI
-
YXU
2 stops11h 15m
United Airlines
Mon 9/75:40 am
YXU
-
BWI
2 stops8h 18m
United Airlines
Deal found 7/17$1,039
This United Airlines deal was found by Cheapflights users on 7/16. 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.
Mon 8/106:15 am
BWI
-
YXU
2 stops8h 35m
United Airlines
Sun 8/1610:05 am
YXU
-
BWI
2 stops12h 55m
United Airlines
Deal found 7/16$1,082
This United Airlines deal was found by Cheapflights users on 7/17. 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.
Fri 10/306:10 am
BWI
-
YXU
2 stops8h 37m
United Airlines
Mon 11/29:15 am
YXU
-
BWI
2 stops9h 34m
United Airlines
Deal found 7/17$1,265
This United Airlines deal was found by Cheapflights users on 7/15. 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.
Sat 8/298:10 am
BWI
-
YXU
2 stops13h 30m
United Airlines
Sat 9/510:05 am
YXU
-
BWI
3 stops8h 25m
United Airlines
Deal found 7/15$1,313
This United Airlines deal was found by Cheapflights users on 7/16. 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.
Tue 7/218:16 am
BWI
-
YXU
2 stops12h 16m
United Airlines
Wed 7/2210:05 am
YXU
-
BWI
2 stops11h 21m
United Airlines
Deal found 7/16$1,448
This Expedia deal was found by Cheapflights users on 7/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/812:17 pm
BWI
-
YXU
2 stops17h 03m
WestJet
Fri 8/142:40 pm
YXU
-
BWI
2 stops8h 38m
WestJet
Deal found 7/15$2,039
This Travelocity deal was found by Cheapflights users on 7/15. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/222:57 pm
BWI
-
YXU
2 stops14h 23m
WestJet
Sun 8/235:55 pm
YXU
-
BWI
2 stops17h 02m
WestJet
Deal found 7/15$2,424

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 (YXU). 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 July 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$996
(United Airlines)

One-way from

$480
(United Airlines)
Provider with most accurate pricing for Baltimore/Washington-London flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-London flights.
Search Deals
From Baltimore/Washington to London
Search Deals
One-way flight from Baltimore/Washington to London
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Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated July 19, 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 round-trip

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Sat 8/29

8:10 am-9:40 pm

2 stops13h 30m

London

Sat 9/5

5:40 am-6:30 pm

2 stops12h 50m

$996

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Fri 10/16

9:09 am-9:40 pm

2 stops12h 31m

London

Tue 10/20

10:05 am-10:59 pm

2 stops12h 54m

$996
Quickest round-trip

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Thu 9/24

6:05 am-2:50 pm

2 stops8h 45m

London

Mon 9/28

3:30 pm-10:59 pm

2 stops7h 29m

$996

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Tue 9/1

8:10 am-9:40 pm

2 stops13h 30m

London

Tue 9/8

10:05 am-9:43 pm

2 stops11h 38m

$996

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Fri 10/30

12:35 pm-9:52 pm

2 stops9h 17m

London

Sun 11/1

5:30 am-1:45 pm

2 stops8h 15m

$1,039

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Mon 8/10

6:15 am-2:50 pm

2 stops8h 35m

London

Sun 8/16

10:05 am-11:00 pm

2 stops12h 55m

$1,082
Cheapest one-way
Quickest one-way

BaltimoreLondon

BWI - YXU

BWIYXU

Baltimore/Washington

Fri 8/28

8:10 am-9:40 pm

2 stops13h 30m

$480

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/14

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Baltimore-London, Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-London, Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-London, Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-London, Ontario 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, Ontario 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 London

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

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.

  • How long is the flight from Baltimore to London, Ontario?

    There are many flights that can get you from Baltimore to London, Ontario in 13h 30m. Fly via United Airlines to get the fastest option. The distance from Baltimore to London, Ontario is about 354 mi.

  • 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 vacation 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.

See more FAQs

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