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 26/1. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LON
21 Dec — 28 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Baltimore/Washington to London are usually found in February or September, booked 25 days in advance, depart on a Thursday or Wednesday and return on a Tuesday
Find 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 21 November 2025.
Tue 2/1219:40BWI - LGW
1 stop10h 15mIcelandair
Mon 15/1211:55LGW - BWI
1 stop11h 45mIcelandair
Deal found 19/11£447
Wed 3/1219:40BWI - LHR
1 stop10h 10mIcelandair
Tue 6/120:35LHR - BWI
1 stop27h 05mIcelandair
Deal found 19/11£448
Sun 30/1119:40BWI - STN
2 stops16h 55mMultiple Airlines
Fri 5/1205:55STN - BWI
2 stops17h 45mMultiple Airlines
Deal found 19/11£448
Thu 4/1219:40BWI - LGW
1 stop10h 15mIcelandair
Fri 12/1211:55LGW - BWI
1 stop11h 45mIcelandair
Deal found 19/11£448
Tue 9/1219:40BWI - LGW
1 stop10h 15mIcelandair
Tue 16/1211:55LGW - BWI
1 stop11h 45mIcelandair
Deal found 19/11£449
Tue 2/1219:40BWI - LHR
1 stop10h 10mIcelandair
Mon 15/1220:35LHR - BWI
1 stop27h 05mIcelandair
Deal found 19/11£453
Mon 8/1219:40BWI - STN
2 stops17h 40mMultiple Airlines
Fri 12/1206:30STN - BWI
2 stops17h 10mMultiple Airlines
Deal found 20/11£453
Sat 6/1219:40BWI - LHR
1 stop10h 10mIcelandair
Sat 13/1212:15LHR - BWI
1 stop11h 25mIcelandair
Deal found 19/11£454
Mon 1/1219:40BWI - LTN
1 stop13h 20mMultiple Airlines
Wed 10/1208:00LTN - BWI
1 stop15h 40mMultiple Airlines
Deal found 19/11£454
Thu 4/1219:40BWI - LHR
1 stop18h 50mIcelandair
Sat 13/1212:15LHR - BWI
1 stop11h 25mIcelandair
Deal found 20/11£455
Wed 19/1112:15BWI - LHR
2 stops14h 35mVirgin Atlantic
Wed 3/1206:30LHR - BWI
2 stops15h 54mVirgin Atlantic
Deal found 17/11£456
Wed 26/1113:51BWI - LHR
1 stop12h 59mDelta
Tue 2/1209:40LHR - BWI
1 stop14h 22mDelta
Deal found 17/11£457
Best flights from Baltimore to London
Discover carefully curated flight deals from Baltimore to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 21 November 2025.
Fri 20/219:40BWI - STN
2 stops22h 25mMultiple Airlines
Tue 24/205:55STN - BWI
2 stops17h 45mMultiple Airlines
Deal found 19/11£447
Wed 1/421:30BWI - LHR
Nonstop7h 20mBritish Airways
Wed 29/416:25LHR - BWI
Nonstop8h 15mBritish Airways
Deal found 19/11£463
Wed 3/1210:28BWI - LHR
2 stops17h 17mDelta
Thu 11/1206:30LHR - BWI
2 stops17h 32mDelta
Deal found 19/11£477
Sat 17/110:05BWI - LHR
2 stops16h 05mUnited Airlines
Sun 25/113:45LHR - BWI
2 stops36h 36mUnited Airlines
Deal found 18/11£479
Wed 21/116:45BWI - LHR
1 stop11h 15mVirgin Atlantic
Sun 25/111:45LHR - BWI
2 stops16h 20mVirgin Atlantic
Deal found 19/11£480
Fri 13/219:40BWI - LGW
1 stop10h 15mIcelandair
Tue 17/211:55LGW - BWI
1 stop11h 45mIcelandair
Deal found 20/11£481
Mon 8/1219:40BWI - STN
2 stops17h 40mMultiple Airlines
Fri 12/1206:30STN - BWI
2 stops17h 10mMultiple Airlines
Deal found 20/11£453
Thu 15/110:05BWI - LHR
1 stop14h 50mUnited Airlines
Tue 20/109:00LHR - BWI
2 stops17h 21mUnited Airlines
Deal found 18/11£479
Wed 4/310:40BWI - LHR
2 stops15h 10mVirgin Atlantic
Wed 11/311:45LHR - BWI
2 stops15h 14mVirgin Atlantic
Deal found 18/11£483
Mon 8/1219:40BWI - LGW
1 stop10h 15mIcelandair
Sun 14/1211:55LGW - BWI
1 stop11h 45mIcelandair
Deal found 20/11£485
Thu 8/120:35BWI - LHR
Nonstop7h 05mBritish Airways
Wed 21/115:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 18/11£489
Tue 31/310:57BWI - LGW
1 stop18h 03mMultiple Airlines
Tue 7/414:00LGW - BWI
1 stop14h 59mMultiple Airlines
Deal found 20/11£456
Wed 14/117:18BWI - LHR
1 stop12h 57mUnited Airlines
Tue 20/109:00LHR - BWI
2 stops17h 21mUnited Airlines
Deal found 20/11£479
Sun 1/313:01BWI - LHR
1 stop12h 24mVirgin Atlantic
Tue 31/311:30LHR - BWI
2 stops16h 29mVirgin Atlantic
Deal found 19/11£484
Sun 1/320:35BWI - LHR
Nonstop7h 05mBritish Airways
Tue 10/315:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 18/11£489
Thu 4/1210:47BWI - LCY
2 stops15h 28mDelta
Fri 12/1207:45LCY - BWI
2 stops16h 17mDelta
Deal found 20/11£538
Wed 7/119:40BWI - LTN
2 stops19h 25mMultiple Airlines
Wed 14/107:00LTN - BWI
2 stops16h 40mMultiple Airlines
Deal found 18/11£458
Mon 23/320:40BWI - LGW
1 stop10h 15mIcelandair
Fri 10/415:40LGW - BWI
1 stop32h 45mIcelandair
Deal found 20/11£507
Thu 26/220:35BWI - LHR
Nonstop7h 05mBritish Airways
Wed 11/315:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 18/11£489
Mon 9/320:40BWI - STN
2 stops15h 05mMultiple Airlines
Fri 13/308:20STN - BWI
2 stops15h 20mMultiple Airlines
Deal found 19/11£460
Tue 24/320:40BWI - LGW
1 stop10h 15mIcelandair
Fri 10/415:40LGW - BWI
1 stop32h 45mIcelandair
Deal found 20/11£507
Fri 27/220:35BWI - LHR
Nonstop7h 05mBritish Airways
Tue 10/315:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 18/11£489
Fri 30/119:40BWI - LTN
2 stops21h 15mMultiple Airlines
Sun 8/207:00LTN - BWI
2 stops16h 40mMultiple Airlines
Deal found 20/11£465
Wed 6/520:30BWI - LGW
1 stop10h 15mIcelandair
Fri 22/515:40LGW - BWI
1 stop32h 45mIcelandair
Deal found 20/11£515
Sat 10/119:40BWI - STN
2 stops22h 30mMultiple Airlines
Mon 19/112:20STN - BWI
2 stops35h 20mMultiple Airlines
Deal found 21/11£468
Thu 22/119:40BWI - LTN
2 stops20h 50mMultiple Airlines
Sat 31/106:15LTN - BWI
2 stops17h 25mMultiple Airlines
Deal found 20/11£470
Wed 3/1219:40BWI - STN
2 stops22h 10mMultiple Airlines
Wed 10/1206:30STN - BWI
2 stops17h 10mMultiple Airlines
Deal found 19/11£471
Wed 17/1212:19BWI - LCY
2 stops13h 56mDelta
Sun 28/1213:45LCY - BWI
2 stops32h 11mDelta
Deal found 19/11£894
Fri 16/119:40BWI - STN
2 stops19h 55mMultiple Airlines
Mon 19/121:20STN - BWI
2 stops26h 20mMultiple Airlines
Deal found 19/11£475
Wed 3/1214:46BWI - LCY
2 stops16h 49mBritish Airways
Thu 11/1207:50LCY - BWI
2 stops16h 35mBritish Airways
Deal found 19/11£707
Direct flights from Baltimore to London
Explore direct flight options from Baltimore to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 21 November 2025.
Wed 28/120:35BWI - LHR
Nonstop7h 05mBritish Airways
Tue 3/215:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 18/11£451
Wed 18/220:35BWI - LHR
Nonstop7h 05mFinnair
Sun 22/215:25LHR - BWI
Nonstop8h 20mFinnair
Deal found 17/11£462
Wed 1/421:30BWI - LHR
Nonstop7h 20mBritish Airways
Thu 16/416:25LHR - BWI
Nonstop8h 15mBritish Airways
Deal found 18/11£463
Thu 29/120:35BWI - LHR
Nonstop7h 05mBritish Airways
Thu 5/215:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 18/11£470
Wed 31/1220:35BWI - LHR
Nonstop7h 05mBritish Airways
Sat 17/115:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 20/11£472
Tue 9/1220:35BWI - LHR
Nonstop7h 05mBritish Airways
Thu 18/1215:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 17/11£473
Thu 22/120:35BWI - LHR
Nonstop7h 05mIberia
Sat 31/115:25LHR - BWI
Nonstop8h 20mIberia
Deal found 20/11£475
Thu 29/120:35BWI - LHR
Nonstop7h 05mIberia
Wed 4/215:25LHR - BWI
Nonstop8h 20mIberia
Deal found 20/11£476
Fri 13/220:35BWI - LHR
Nonstop7h 05mIberia
Tue 17/215:25LHR - BWI
Nonstop8h 20mIberia
Deal found 19/11£477
Sun 11/120:35BWI - LHR
Nonstop7h 05mIberia
Sun 25/115:25LHR - BWI
Nonstop8h 20mIberia
Deal found 19/11£478
Sun 11/120:35BWI - LHR
Nonstop7h 05mFinnair
Tue 20/115:25LHR - BWI
Nonstop8h 20mFinnair
Deal found 18/11£480
Wed 31/1220:35BWI - LHR
Nonstop7h 05mBritish Airways
Thu 15/115:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 20/11£483
Last-minute flights from Baltimore to London
Discover last-minute flight deals from Baltimore to London. Data last updated 21 November 2025 and is based on user searches.
Mon 24/1119:40BWI - LHR
1 stop18h 50mIcelandair
Wed 3/1212:15LHR - BWI
1 stop11h 25mIcelandair
Deal found 20/11£458
Mon 24/1119:40BWI - LHR
1 stop10h 10mIcelandair
Tue 9/1212:15LHR - BWI
1 stop11h 25mIcelandair
Deal found 18/11£459
Mon 24/1119:40BWI - LHR
1 stop10h 10mIcelandair
Fri 5/1220:35LHR - BWI
1 stop27h 05mIcelandair
Deal found 18/11£461
Wed 26/1113:51BWI - LHR
1 stop12h 59mDelta
Tue 2/1209:40LHR - BWI
1 stop14h 22mDelta
Deal found 17/11£457
Sun 30/1119:40BWI - STN
2 stops16h 55mMultiple Airlines
Fri 5/1205:55STN - BWI
2 stops17h 45mMultiple Airlines
Deal found 19/11£448
Sun 30/1119:40BWI - LHR
1 stop18h 50mIcelandair
Sat 6/1212:15LHR - BWI
1 stop11h 25mIcelandair
Deal found 19/11£456
Mon 1/1219:40BWI - LTN
1 stop13h 20mMultiple Airlines
Wed 10/1208:00LTN - BWI
1 stop15h 40mMultiple Airlines
Deal found 19/11£454
Tue 2/1219:40BWI - LHR
1 stop10h 10mIcelandair
Mon 15/1220:35LHR - BWI
1 stop27h 05mIcelandair
Deal found 19/11£453
Wed 3/1219:40BWI - LHR
1 stop10h 10mIcelandair
Tue 6/120:35LHR - BWI
1 stop27h 05mIcelandair
Deal found 19/11£448
Thu 4/1219:40BWI - LHR
1 stop18h 50mIcelandair
Sat 13/1212:15LHR - BWI
1 stop11h 25mIcelandair
Deal found 20/11£455
Sat 6/1219:40BWI - LHR
1 stop10h 10mIcelandair
Sat 13/1212:15LHR - BWI
1 stop11h 25mIcelandair
Deal found 19/11£454
Mon 8/1219:40BWI - LHR
1 stop10h 10mIcelandair
Tue 16/1220:35LHR - BWI
1 stop27h 05mIcelandair
Deal found 19/11£460
One-way flights from Baltimore to London
Search for one-way flight options from Baltimore to London. Find affordable one-way fares based on user searches. Data last updated 21 November 2025.
Mon 26/111:24BWI - LGW
2 stops37h 36mMultiple Airlines
Deal found 19/11£142
Sat 31/105:30BWI - LGW
2 stops43h 30mMultiple Airlines
Deal found 19/11£155
Sat 24/111:30BWI - LGW
1 stop17h 35mMultiple Airlines
Deal found 20/11£157
Tue 31/310:57BWI - LGW
1 stop18h 03mMultiple Airlines
Deal found 18/11£159
Mon 19/111:30BWI - LGW
1 stop17h 30mMultiple Airlines
Deal found 20/11£165
Sun 1/321:11BWI - LGW
1 stop31h 49mMultiple Airlines
Deal found 21/11£169
Thu 11/1221:11BWI - LGW
1 stop31h 49mMultiple Airlines
Deal found 19/11£170
Fri 23/111:30BWI - LGW
1 stop17h 30mMultiple Airlines
Deal found 19/11£174
Sun 1/216:44BWI - LGW
3 stops32h 16mMultiple Airlines
Deal found 19/11£177
Fri 12/1221:11BWI - LGW
1 stop31h 54mMultiple Airlines
Deal found 19/11£178
Tue 9/1219:06BWI - LHR
3 stops33h 14mMultiple Airlines
Deal found 18/11£189
Thu 26/206:00BWI - LHR
2 stops25h 50mMultiple Airlines
Deal found 18/11£194
Cheap 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 21 November 2025.
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 21 November 2025.
Use the filters below to find and compare flights from Baltimore to London that are best for you.
Fly from
Baltimore
Fly to
London
Route
Depart
Return
Price
BaltimoreLondon
BWI - STN
BWISTN
Baltimore/Washington
Fri 20/2
19:40-23:05
2 stops22h 25m
London Stansted
Tue 24/2
05:55-18:40
2 stops17h 45m
£447
BaltimoreLondon
BWI - STN
BWISTN
Baltimore/Washington
Mon 8/12
19:40-18:20
2 stops17h 40m
London Stansted
Fri 12/12
06:30-18:40
2 stops17h 10m
£453
BaltimoreLondon
BWI - LGW
BWILGW
Baltimore/Washington
Tue 31/3
10:57-10:00
1 stop18h 03m
London Gatwick
Tue 7/4
14:00-23:59
1 stop14h 59m
£456
BaltimoreLondon
BWI - LTN
BWILTN
Baltimore/Washington
Wed 7/1
19:40-20:05
2 stops19h 25m
London Luton
Wed 14/1
07:00-18:40
2 stops16h 40m
£458
BaltimoreLondon
BWI - STN
BWISTN
Baltimore/Washington
Mon 9/3
20:40-15:45
2 stops15h 05m
London Stansted
Fri 13/3
08:20-19:40
2 stops15h 20m
£460
BaltimoreLondon
BWI - LHR
BWILHR
Baltimore/Washington
Wed 1/4
21:30-09:50
Nonstop7h 20m
London Heathrow
Wed 29/4
16:25-19:40
Nonstop8h 15m
£463
BaltimoreLondon
BWI - LTN
BWILTN
Baltimore/Washington
Fri 30/1
19:40-21:55
2 stops21h 15m
London Luton
Sun 8/2
07:00-18:40
2 stops16h 40m
£465
BaltimoreLondon
BWI - STN
BWISTN
Baltimore/Washington
Sat 10/1
19:40-23:10
2 stops22h 30m
London Stansted
Mon 19/1
12:20-18:40
2 stops35h 20m
£468
BaltimoreLondon
BWI - LTN
BWILTN
Baltimore/Washington
Thu 22/1
19:40-21:30
2 stops20h 50m
London Luton
Sat 31/1
06:15-18:40
2 stops17h 25m
£470
BaltimoreLondon
BWI - STN
BWISTN
Baltimore/Washington
Wed 3/12
19:40-22:50
2 stops22h 10m
London Stansted
Wed 10/12
06:30-18:40
2 stops17h 10m
£471
Flights are sorted by cheapest return flights first.
Deals found on 20/11
Showing 1-10 of 60 results
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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
How far ahead should I book a flight from Baltimore to London?
Use this chart to determine the optimal time to book a return flight from Baltimore to London. Price data was last updated on 14 November 2025.
Booking 25 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.
What is the cheapest month to book a flight from Baltimore to London?
Currently, March is the cheapest month in which you can book a flight from Baltimore to London (average of £24). Flying from Baltimore to London in June is currently the most expensive (average of £569). 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 21 November 2025.
It’s optimal to fly from Baltimore to London in the afternoon. By choosing this option you can save up to 30% on the cost of your flight, compared to a flight at midday.
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 £413.
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: 10h 15m.
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 Reykjavik (KEF) offer the fastest connection on this route, with an average stopover time of 1h 25m.
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 21 November 2025.
Get a feel of what it's like to fly with Icelandair, PLAY, andIberia 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.
We paid a total of 328.00 for specific seats and we were not assigned to any of the seats for which we paid.
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 3 outbound flights to London per day. 3 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 7h 20m. Fly via British Airways, Delta, or United Airlines 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 £367. Other airlines that can offer you cheap pricing are British Airways, from £460, and American Airlines, from £525. 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 (64%), Aer Lingus (64%) or Finnair (64%) 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 £1,119, our data indicates the cheapest price to be £281. The most popular route (Baltimore/Washington - London Heathrow), is priced around £363.
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, March is the cheapest month in which you can book a flight from Baltimore to London (average of £24). Flying from Baltimore to London in June is currently the most expensive (average of £569). 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.
Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 21 November 2025.
Discover the top 3 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 21 November 2025.
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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