United Kingdom

$255+ Cheap flights from Baltimore (BWI) to the United Kingdom

BWI — LHR
Dec 10 — Dec 171
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Cheap flight deals from Baltimore to United Kingdom

Cheapest flights from Baltimore to United Kingdom

Wed 12/97:40 pm -
2 stops22h 00m
Mon 12/147:30 pm -
2 stops28h 10m
Deal found 11/8$657
Tue 11/177:40 pm -
1 stop12h 05m
Wed 12/26:10 am -
1 stop17h 30m
Deal found 11/7$699
Tue 12/87:40 pm -
1 stop12h 05m
Tue 12/157:00 am -
1 stop16h 40m
Deal found 11/10$700
Tue 12/17:40 pm -
1 stop10h 05m
Wed 12/911:55 am -
1 stop11h 45m
Deal found 11/9$702
Mon 11/237:40 pm -
1 stop10h 05m
Mon 12/711:55 am -
1 stop11h 45m
Deal found 11/8$703
Tue 11/247:40 pm -
1 stop10h 10m
Mon 12/712:15 pm -
1 stop11h 25m
Deal found 11/5$705
Tue 11/177:40 pm -
1 stop10h 15m
Mon 11/2311:55 am -
1 stop11h 45m
Deal found 11/6$706
Thu 11/267:40 pm -
1 stop10h 10m
Sun 12/68:35 pm -
1 stop27h 05m
Deal found 11/5$707
Mon 11/307:40 pm -
1 stop14h 50m
Wed 12/98:25 am -
1 stop15h 15m
Deal found 11/6$707
Tue 12/17:40 pm -
1 stop18h 50m
Sun 12/68:35 pm -
1 stop27h 05m
Deal found 11/6$708
Wed 11/257:40 pm -
1 stop18h 50m
Wed 4/71:05 pm -
1 stop11h 20m
Deal found 11/7$709
Tue 11/177:40 pm -
1 stop10h 10m
Wed 11/2512:15 pm -
1 stop11h 25m
Deal found 11/10$710

Find flight deals from Baltimore to United Kingdom

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$619
(Trip.com)

One-way from

$255
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$877
Provider with most accurate pricing for Washington, D.C. (WAS)-London (LON) flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-London (LON) flights.
From Baltimore/Washington to United Kingdom
One-way flight from Baltimore/Washington to United Kingdom
Highest demand for flights based on searches. 15% potential increase in price ($166 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).
Average for round-trip flights in November 2026

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Baltimore to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreGlasgow

BWI Baltimore/Washington - GLA Glasgow Intl

BWIGLA

Baltimore/Washington

Thu 1/21

7:40 pm-9:55 am

1 stop9h 15m

Glasgow Intl

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$259

BaltimoreManchester

BWI Baltimore/Washington - MAN Manchester

BWIMAN

Baltimore/Washington

Tue 12/1

7:40 pm-10:45 am

1 stop10h 05m

Manchester

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$260

BaltimoreManchester

BWI Baltimore/Washington - MAN Manchester

BWIMAN

Baltimore/Washington

Tue 12/8

7:40 pm-10:45 am

1 stop10h 05m

Manchester

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$281

BaltimoreGlasgow

BWI Baltimore/Washington - GLA Glasgow Intl

BWIGLA

Baltimore/Washington

Mon 12/7

7:40 pm-9:40 pm

3 stops21h 00m

Glasgow Intl

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$294

BaltimoreGlasgow

BWI Baltimore/Washington - GLA Glasgow Intl

BWIGLA

Baltimore/Washington

Wed 12/9

7:40 pm-10:00 pm

3 stops45h 20m

Glasgow Intl

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$299

BaltimoreGlasgow

BWI Baltimore/Washington - GLA Glasgow Intl

BWIGLA

Baltimore/Washington

Sun 1/17

7:40 pm-9:55 am

1 stop9h 15m

Glasgow Intl

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$308

BaltimoreManchester

BWI Baltimore/Washington - MAN Manchester

BWIMAN

Baltimore/Washington

Sun 11/29

7:40 pm-10:45 am

1 stop10h 05m

Manchester

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$316

BaltimoreGlasgow

BWI Baltimore/Washington - GLA Glasgow Intl

BWIGLA

Baltimore/Washington

Wed 1/13

7:40 pm-7:10 am

2 stops30h 30m

Glasgow Intl

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$328

BaltimoreManchester

BWI Baltimore/Washington - MAN Manchester

BWIMAN

Baltimore/Washington

Sat 11/28

7:40 pm-9:05 am

2 stops32h 25m

Manchester

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$351

BaltimoreGlasgow

BWI Baltimore/Washington - GLA Glasgow Intl

BWIGLA

Baltimore/Washington

Tue 12/8

6:27 am-9:55 am

2 stops22h 28m

Glasgow Intl

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

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

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Baltimore with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Baltimore to the United Kingdom

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

Currently, February is the cheapest month in which you can book a flight from Baltimore to United Kingdom (average of $710). Flying from Baltimore to United Kingdom in June is currently the most expensive (average of $1,203). 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 GB?

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

Weekly flight availability from Baltimore to United Kingdom

The most flights from BWI to GB0 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 far ahead should I book a flight from Baltimore to United Kingdom?

Booking 45 days in advance of your planned departure date is, on average, the best time to get cheap flights from Baltimore to United Kingdom. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing United Kingdom

Read reviews from past customers who have flown Finnair,American Airlines, andIcelandair from Baltimore to the United Kingdom. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

6.7

Overall

7.6

Boarding

7.6

Entertainment

6.9

Comfort

7.4

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.

Food

6.7

Overall

7.6

Boarding

7.6

Entertainment

6.9

Comfort

7.4

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.

Food

6.7

Overall

7.6

Boarding

7.6

Entertainment

6.9

Comfort

7.4

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.

Food

6.7

Overall

7.6

Boarding

7.6

Entertainment

6.9

Comfort

7.4

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.

Food

6.7

Overall

7.6

Boarding

7.6

Entertainment

6.9

Comfort

7.4

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.

Food

6.7

Overall

7.6

Boarding

7.6

Entertainment

6.9

Comfort

7.4

Crew

8.2

Reviews

1 / 20
10.0
Excellent

Jake,Jun 2026

RNO - SEA

Our checked baggage was not transferred correctly so now we are stuck in Budapest with out essential luggage. We are not able to get much help from FinnAir because their service from Seattle is on periodic.

Related info for your journey

  • What airport do you fly from for flights from Baltimore to United Kingdom?

    Baltimore/Washington (BWI) is the airport you will fly out of if you book a flight from Baltimore to United Kingdom. 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 United Kingdom?

    Departing from Baltimore to United Kingdom will take you 10h 05m. The distance from Baltimore to United Kingdom is about 3511 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Baltimore to United Kingdom one-way?

    $234 is the cheapest one-way deal found within the past few days, from Icelandair. You may also be able to find cheap deals on British Airways and Iberia, with prices starting from $312 and $318, respectively.

  • What are the most popular routes from Baltimore to United Kingdom?

  • What are the most reliable airlines from Baltimore to United Kingdom?

    No one likes to see their flight delayed. When booking a flight from Baltimore to United Kingdom consider choosing Finnair (87%), American Airlines (83%) or British Airways (83%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Baltimore to United Kingdom?

    While on average a flight from Baltimore to United Kingdom is generally $1,277, our data shows the cheapest flight currently is $315. When looking at the most popular route, (Baltimore/Washington - London Heathrow), you can expect to pay $656 for that flight.

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

    Yes. In addition to deals on Baltimore to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Baltimore to United Kingdom?

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

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

    Yes. Cheapflights offers flight deals from Baltimore to United Kingdom 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 United Kingdom?

    Currently, February is the cheapest month in which you can book a flight from Baltimore to United Kingdom (average of $710). Flying from Baltimore to United Kingdom in June is currently the most expensive (average of $1,203). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Baltimore to United Kingdom

Top 8 airlines flying from Baltimore to United Kingdom

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$462Average$862FlexibilityNo cancel feeOn-time69%
IcelandairCheapest$465Average$793FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$576Average$1,030FlexibilityNo cancel feeOn-time70%
FinnairCheapest$591Average$827FlexibilityNo cancel feeOn-time76%
American AirlinesCheapest$602Average$1,039FlexibilityNo cancel feeOn-time71%
DeltaCheapest$621Average$1,121FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$660Average$943FlexibilityNo cancel feeOn-time77%
Aer LingusCheapest$679Average$1,056FlexibilityNo cancel feeOn-timeN/A

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