Flight Routes from Baltimore to London Heathrow

Trip type

Our cheapest offers for flights from Baltimore to London Heathrow

Here you can compare cheap flights from Baltimore (BWI) to London Heathrow (LHR) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to London Heathrow. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Baltimore
London Heathrow
Outbound
06/25/26
1 Stopover (KEF)
FI0640, FI0454
16h 00min
Return
06/30/26
1 Stopover (KEF)
FI0455, FI0643
27h 00min
Icelandair ?
$1,228
Best option
Baltimore
London Heathrow
Outbound
06/25/26
1 Stopover (ORD)
AA4414, AY5536
14h 20min
Return
06/30/26
direct
AY5429
08h 15min
American Airlines, Finnair
$1,482
Baltimore
London Heathrow
Outbound
06/25/26
1 Stopover (KEF)
FI0640, FI0454
16h 00min
Return
06/30/26
1 Stopover (KEF)
FI0455, FI0643
27h 00min
Icelandair
$1,259
Baltimore
London Heathrow
Outbound
06/25/26
1 Stopover (KEF)
FI0640, FI0454
16h 00min
Return
06/30/26
1 Stopover (KEF)
FI0455, FI0643
27h 00min
Icelandair ?
$1,302
Baltimore
London Heathrow
Outbound
06/25/26
3 Stopovers (MSP, LAX, CMN)
SY0194, SY0429, AT0251, AT0806
48h 20min
Return
06/30/26
2 Stopovers (OTP, LHR)
BA0878, BA0875, BA0229
52h 35min
Sun Country Airlines, Royal Air Maroc ?
$1,366
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Baltimore to London Heathrow

Favorite airline: Icelandair
Most travelers looking for flights on the route from Baltimore to London Heathrow decide to book flights with Icelandair.
Icelandair
95 %
British Airways
4 %
Cheapest weekday: Thursday
Cheap flights on this route are operated on Thursday.
Direct flights are more expensive
Direct flights on this route are $1,832.00 more expensive on average than flights with a stopover.
non stop flight
1 stop
2 stops
06h 55min
18h 50min
22h 38min
2.278 $
446 $
683 $
Favourite connection: via Reykjavik-Keflavik
Stopover flights on this route are especially popular via Reykjavik-Keflavik, making up 96 % of bookings.
Route
bookings
1 stopover Reykjavik-Keflavik International
18h 50min, from 446 $
96 %
1 stopover Charlotte Douglas International Airport, NC
30h 13min, from 644 $
3 %
2 stopovers Boston Logan International Airport, MA Reykjavik-Keflavik International
22h 38min, from 683 $
1 %

Important flight information

Flight information: Baltimore - London Heathrow

Roundtrip from 1.227,60 $
Flight duration min. 06:55
Return flight duration min. 08:30
Distance 5840 km
Flights per week 8
Departure airport Airport Baltimore-Washington International-Thurgood Marshall Airport, MD (BWI)
Arrival airport Airport London Heathrow (LHR)
Destination country Flights to United Kingdom
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