Cheap flights from Baltimore to London Heathrow Airport from £189
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 21/1. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — LHR
17 Jan — 24 Jan1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Baltimore/Washington to London Heathrow are usually found in January or November, booked 48 days in advance, depart on a Thursday or Wednesday and return on a Tuesday
Cheap flight deals from Baltimore to Heathrow
Enter your travel dates to find the best prices.
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 18 December 2025.
Tue 30/1219:40BWI - LHR
1 stop10h 10mIcelandair
Wed 7/120:35LHR - BWI
1 stop27h 05mIcelandair
Deal found 15/12£450
Tue 30/1219:40BWI - LHR
1 stop10h 10mIcelandair
Thu 8/112:15LHR - BWI
1 stop11h 25mIcelandair
Deal found 16/12£465
Wed 31/1217:54BWI - LHR
1 stop10h 21mAmerican Airlines
Wed 14/115:25LHR - BWI
Nonstop8h 20mAmerican Airlines
Deal found 16/12£477
Tue 30/1210:44BWI - LHR
1 stop14h 11mUnited Airlines
Fri 9/110:25LHR - BWI
1 stop15h 56mUnited Airlines
Deal found 16/12£485
Wed 31/1217:19BWI - LHR
1 stop12h 56mUnited Airlines
Thu 8/110:25LHR - BWI
1 stop15h 56mUnited Airlines
Deal found 16/12£517
Sun 28/1219:40BWI - LHR
1 stop18h 50mIcelandair
Thu 8/120:35LHR - BWI
1 stop27h 05mIcelandair
Deal found 17/12£519
Tue 30/1206:15BWI - LHR
1 stop18h 40mUnited Airlines
Thu 8/109:10LHR - BWI
2 stops17h 11mUnited Airlines
Deal found 16/12£520
Tue 30/1206:15BWI - LHR
1 stop18h 40mUnited Airlines
Sat 10/107:40LHR - BWI
1 stop18h 41mUnited Airlines
Deal found 16/12£523
Best flights from Baltimore to Heathrow
Discover carefully curated flight deals from Baltimore to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 December 2025.
Fri 23/117:18BWI - LHR
1 stop12h 57mUnited Airlines
Mon 2/207:40LHR - BWI
2 stops18h 41mUnited Airlines
Deal found 17/12£470
Sun 25/117:25BWI - LHR
1 stop10h 20mDelta
Mon 2/206:30LHR - BWI
2 stops15h 08mDelta
Deal found 17/12£470
Fri 20/210:40BWI - LHR
2 stops15h 10mVirgin Atlantic
Wed 25/211:45LHR - BWI
2 stops16h 08mVirgin Atlantic
Deal found 16/12£474
Tue 17/318:37BWI - LHR
1 stop13h 23mMultiple Airlines
Tue 24/315:25LHR - BWI
Nonstop8h 20mMultiple Airlines
Deal found 16/12£480
Tue 10/220:35BWI - LHR
Nonstop7h 05mBritish Airways
Sat 14/315:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 16/12£480
Sat 28/213:01BWI - LHR
1 stop14h 59mDelta
Sun 8/306:30LHR - BWI
2 stops19h 40mDelta
Deal found 16/12£470
Tue 27/110:05BWI - LHR
2 stops15h 15mUnited Airlines
Tue 3/209:00LHR - BWI
2 stops17h 21mUnited Airlines
Deal found 16/12£470
Sat 7/220:35BWI - LHR
Nonstop7h 05mBritish Airways
Sat 14/315:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 16/12£480
Fri 30/110:05BWI - LHR
2 stops15h 15mUnited Airlines
Tue 3/209:00LHR - BWI
2 stops17h 21mUnited Airlines
Deal found 16/12£470
Fri 23/107:22BWI - LHR
1 stop18h 03mDelta
Mon 26/108:40LHR - BWI
2 stops19h 25mDelta
Deal found 16/12£470
Fri 30/120:35BWI - LHR
Nonstop7h 05mBritish Airways
Sat 14/215:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 17/12£480
Thu 29/120:35BWI - LHR
Nonstop7h 05mBritish Airways
Sun 1/215:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 16/12£481
Direct flights from Baltimore to Heathrow
Explore direct flight options from Baltimore to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 18 December 2025.
Thu 12/220:35BWI - LHR
Nonstop7h 05mBritish Airways
Sun 22/215:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 15/12£464
Fri 16/120:35BWI - LHR
Nonstop7h 05mBritish Airways
Sun 1/215:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 17/12£470
Sat 28/220:35BWI - LHR
Nonstop7h 05mFinnair
Wed 11/315:25LHR - BWI
Nonstop8h 20mFinnair
Deal found 17/12£471
Fri 6/320:35BWI - LHR
Nonstop7h 05mFinnair
Sun 8/315:25LHR - BWI
Nonstop8h 20mFinnair
Deal found 17/12£472
Wed 1/421:30BWI - LHR
Nonstop7h 20mBritish Airways
Thu 9/416:25LHR - BWI
Nonstop8h 15mBritish Airways
Deal found 16/12£475
Tue 10/220:35BWI - LHR
Nonstop7h 05mFinnair
Tue 17/315:25LHR - BWI
Nonstop8h 20mFinnair
Deal found 16/12£476
Thu 26/220:35BWI - LHR
Nonstop7h 05mFinnair
Sat 7/315:25LHR - BWI
Nonstop8h 20mFinnair
Deal found 17/12£478
Fri 30/120:35BWI - LHR
Nonstop7h 05mBritish Airways
Wed 11/215:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 17/12£480
Wed 1/421:30BWI - LHR
Nonstop7h 20mBritish Airways
Thu 16/416:25LHR - BWI
Nonstop8h 15mBritish Airways
Deal found 16/12£481
Fri 16/120:35BWI - LHR
Nonstop7h 05mAmerican Airlines
Fri 23/115:25LHR - BWI
Nonstop8h 20mAmerican Airlines
Deal found 17/12£482
Sun 5/421:35BWI - LHR
Nonstop7h 20mFinnair
Tue 21/416:25LHR - BWI
Nonstop8h 15mFinnair
Deal found 17/12£483
Tue 10/220:35BWI - LHR
Nonstop7h 05mBritish Airways
Wed 18/315:25LHR - BWI
Nonstop8h 20mBritish Airways
Deal found 16/12£490
Last-minute flights from Baltimore to Heathrow
Discover last-minute flight deals from Baltimore to Heathrow. Data last updated 18 December 2025 and is based on user searches.
Tue 30/1219:40BWI - LHR
1 stop10h 10mIcelandair
Wed 7/120:35LHR - BWI
1 stop27h 05mIcelandair
Deal found 15/12£450
Tue 30/1219:40BWI - LHR
1 stop10h 10mIcelandair
Thu 8/112:15LHR - BWI
1 stop11h 25mIcelandair
Deal found 16/12£465
Mon 5/119:40BWI - LHR
1 stop10h 10mIcelandair
Mon 12/120:35LHR - BWI
1 stop27h 05mIcelandair
Deal found 17/12£442
Mon 5/119:40BWI - LHR
1 stop10h 10mIcelandair
Sun 11/120:35LHR - BWI
1 stop27h 05mIcelandair
Deal found 16/12£443
Fri 9/119:40BWI - LHR
1 stop18h 50mIcelandair
Sun 11/120:35LHR - BWI
1 stop27h 05mIcelandair
Deal found 17/12£437
Mon 12/119:40BWI - LHR
1 stop10h 10mIcelandair
Mon 19/120:35LHR - BWI
1 stop27h 05mIcelandair
Deal found 17/12£446
Wed 14/119:40BWI - LHR
2 stops19h 15mMultiple Airlines
Wed 21/106:40LHR - BWI
2 stops17h 00mMultiple Airlines
Deal found 17/12£449
Wed 14/119:40BWI - LHR
1 stop10h 10mIcelandair
Sun 18/112:15LHR - BWI
1 stop11h 25mIcelandair
Deal found 17/12£463
Wed 14/110:05BWI - LHR
1 stop14h 50mUnited Airlines
Wed 21/109:00LHR - BWI
2 stops17h 21mUnited Airlines
Deal found 17/12£464
Fri 16/119:40BWI - LHR
1 stop18h 50mIcelandair
Thu 22/112:15LHR - BWI
1 stop11h 25mIcelandair
Deal found 16/12£462
Mon 26/110:05BWI - LHR
2 stops15h 15mUnited Airlines
Mon 2/209:00LHR - BWI
2 stops17h 21mUnited Airlines
Deal found 16/12£464
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 18 December 2025.
Wed 21/120:08BWI - LHR
2 stops35h 42mMultiple Airlines
Deal found 17/12£189
Mon 19/120:07BWI - LHR
2 stops37h 18mMultiple Airlines
Deal found 17/12£194
Thu 22/111:24BWI - LHR
2 stops20h 26mMultiple Airlines
Deal found 17/12£197
Mon 2/220:11BWI - LHR
2 stops37h 14mMultiple Airlines
Deal found 16/12£203
Tue 20/120:08BWI - LHR
2 stops59h 42mMultiple Airlines
Deal found 16/12£205
Thu 8/120:07BWI - LHR
2 stops35h 43mMultiple Airlines
Deal found 16/12£206
Tue 13/106:05BWI - LHR
3 stops27h 20mMultiple Airlines
Deal found 15/12£206
Thu 29/112:05BWI - LHR
2 stops43h 45mMultiple Airlines
Deal found 16/12£208
Sun 18/119:45BWI - LHR
2 stops36h 05mMultiple Airlines
Deal found 17/12£214
Mon 26/106:15BWI - LHR
3 stops30h 15mMultiple Airlines
Deal found 16/12£216
Find flight deals from Baltimore to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Heathrow (LHR). 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 18 December 2025.
Customise your flight search to find flights from Baltimore to Heathrow 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 18 December 2025.
Use the filters below to find and compare flights from Baltimore to London Heathrow Airport that are best for you.
Fly from
Baltimore
Fly to
Heathrow
Route
Depart
Return
Price
BaltimoreLondon
BWI - LHR
BWILHR
Baltimore/Washington
Fri 23/1
17:18-11:15
1 stop12h 57m
London Heathrow
Mon 2/2
07:40-21:21
2 stops18h 41m
£470
BaltimoreLondon
BWI - LHR
BWILHR
Baltimore/Washington
Sun 25/1
17:25-08:45
1 stop10h 20m
London Heathrow
Mon 2/2
06:30-16:38
2 stops15h 08m
£470
BaltimoreLondon
BWI - LHR
BWILHR
Baltimore/Washington
Sat 28/2
13:01-09:00
1 stop14h 59m
London Heathrow
Sun 8/3
06:30-21:10
2 stops19h 40m
£470
BaltimoreLondon
BWI - LHR
BWILHR
Baltimore/Washington
Tue 27/1
10:05-06:20
2 stops15h 15m
London Heathrow
Tue 3/2
09:00-21:21
2 stops17h 21m
£470
BaltimoreLondon
BWI - LHR
BWILHR
Baltimore/Washington
Fri 30/1
10:05-06:20
2 stops15h 15m
London Heathrow
Tue 3/2
09:00-21:21
2 stops17h 21m
£470
BaltimoreLondon
BWI - LHR
BWILHR
Baltimore/Washington
Fri 23/1
07:22-06:25
1 stop18h 03m
London Heathrow
Mon 26/1
08:40-23:05
2 stops19h 25m
£470
BaltimoreLondon
BWI - LHR
BWILHR
Baltimore/Washington
Fri 20/2
10:40-06:50
2 stops15h 10m
London Heathrow
Wed 25/2
11:45-22:53
2 stops16h 08m
£474
BaltimoreLondon
BWI - LHR
BWILHR
Baltimore/Washington
Tue 17/3
18:37-12:00
1 stop13h 23m
London Heathrow
Tue 24/3
15:25-19:45
Nonstop8h 20m
£480
BaltimoreLondon
BWI - LHR
BWILHR
Baltimore/Washington
Tue 10/2
20:35-08:40
Nonstop7h 05m
London Heathrow
Sat 14/3
15:25-19:45
Nonstop8h 20m
£480
BaltimoreLondon
BWI - LHR
BWILHR
Baltimore/Washington
Sat 7/2
20:35-08:40
Nonstop7h 05m
London Heathrow
Sat 14/3
15:25-19:45
Nonstop8h 20m
£480
Flights are sorted by cheapest return flights first.
Deals found on 17/12
Showing 1-10 of 24 results
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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 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 Heathrow Airport
Prices
More
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 return flight from Baltimore to Heathrow. Price data was last updated on 12 December 2025.
The price you pay for your flight from Baltimore to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 48 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Baltimore to London Heathrow Airport?
Currently, March is the cheapest month in which you can book a flight from Baltimore to London Heathrow Airport (average of £23). Flying from Baltimore to London Heathrow Airport in June is currently the most expensive (average of £542). 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?
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 18 December 2025.
It’s optimal to fly from Baltimore to London Heathrow Airport in the afternoon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight at midday.
What’s the top stopover airport for flights from Baltimore to London Heathrow Airport?
Share of one-stop return flights from Baltimore to London Heathrow Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Reykjavik (KEF) – chosen by Cheapflights users on 64% of one-stop itineraries from Baltimore to London Heathrow Airport on Cheapflights.
What’s the cheapest stopover airport for flights from Baltimore to London Heathrow Airport?
Average return fare for one-stop flights from Baltimore to London Heathrow Airport, 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 £572.
What’s the fastest stopover option from Baltimore to London Heathrow Airport?
Shortest average travel time for one-stop one-way flights from Baltimore to London Heathrow Airport, 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 19m.
Which airport typically offers the quickest stopover for flights from Baltimore to London Heathrow Airport?
Average stopover duration for one-stop one-way flights from Baltimore to London Heathrow Airport, 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 2h 04m.
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 18 December 2025.
Read through reviews of airlines operating flights from Baltimore to London Heathrow Airport, such as American Airlines, Icelandair, andBritish Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
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?
Baltimore/Washington (BWI) is the airport you will fly out of if you book a flight from Baltimore to London Heathrow. You should not have trouble finding flights to London Heathrow from Baltimore/Washington; the airport handles an average of 4 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 3 airlines have flights from the Baltimore airport to London Heathrow. It is only a 8.5 mi journey to Baltimore/Washington (BWI) from Baltimore’s city center.
How long is the flight from Baltimore to London Heathrow Airport?
Departing from Baltimore to London Heathrow Airport will take you 10h 20m. There are 3622 mi between Baltimore and London Heathrow Airport. Both multi-stop and direct flights can be found to your destination and back.
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 £378. Other airlines that can offer you cheap pricing are British Airways, from £449, and American Airlines, from £513. Icelandair is priced at 34% lower than the current average price of a flight leaving 3 months from now.
What are the most reliable airlines from Baltimore to London Heathrow Airport?
Before booking your flight to London Heathrow Airport from Baltimore, check out the most reliable airlines to get you to your destination on time: American Airlines (83%), Aer Lingus (83%), Finnair( 83%).
What are the cheapest flights from Baltimore to London Heathrow Airport?
The cheapest flight price from Baltimore to London Heathrow Airport is £448. On average you can expect to pay £1,481. The most popular route, (Baltimore/Washington - London Heathrow), can usually be booked for £356.
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, March is the cheapest month in which you can book a flight from Baltimore to London Heathrow Airport (average of £23). Flying from Baltimore to London Heathrow Airport in June is currently the most expensive (average of £542). 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 Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 18 December 2025.
Discover the top 3 airlines that operate flights from Baltimore to Heathrow. 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 18 December 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 Heathrow?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Heathrow from Baltimore today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Baltimore to Heathrow?
Cheapflights simply makes it quick and affordable to book flights from Baltimore to Heathrow by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Baltimore to Heathrow with no change fees?
Yes! Cheapflights helps users easily find flights from Baltimore to Heathrow with no change fees.
Can Cheapflights notify me if prices for flights from Baltimore to Heathrow become cheaper?
Not ready to book yet? You can track prices for flights from Baltimore to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.
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