Flights from London Heathrow to Dallas

Our cheapest offers for flights from London Heathrow to Dallas

Here you can compare cheap flights from London Heathrow (LHR) to Dallas (DFW) 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 Dallas. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
London Heathrow
Dallas
Outbound
09/02/26
1 Stopover (BOS)
B61621, B60515
31h 18min
Return
-
JetBlue Airways ?
£374
London Heathrow
Dallas
Outbound
09/02/26
2 Stopovers (BRU, EWR, LGA)
SN2104, UA0995, AA2818
21h 38min
Return
15/02/26
1 Stopover (LGA, EWR)
AA2949, UA0016
18h 02min
Brussels Airlines, United Airlines, American Airlines
£556
Best option
London Heathrow
Dallas
Outbound
08/12/25
direct
BA0193
10h 15min
Return
24/12/25
direct
BA0192
09h 00min
British Airways
£724
London Heathrow
Dallas
Outbound
09/02/26
2 Stopovers (CPH, LAX)
SK0502, SK0931, SK3379
19h 08min
Return
15/02/26
2 Stopovers (JFK, CPH)
SK3377, SK0916, SK0505
25h 15min
SAS Scandinavian Airlines
£597
London Heathrow
Dallas
Outbound
09/02/26
1 Stopover (FRA)
LH0921, LH0438
13h 55min
Return
15/02/26
1 Stopover (IAH)
LH8662, LH7620
12h 26min
Lufthansa ?
£614
London Heathrow
Dallas
Outbound
09/02/26
2 Stopovers (MUC, LHR)
BA0956, BA0955, IB4193
46h 55min
Return
15/02/26
2 Stopovers (JFK, MXP)
IB8262, IB4034, BA0589
30h 51min
British Airways, Iberia ?
£620
London Heathrow
Dallas
Outbound
09/02/26
1 Stopover (FRA)
LH0921, LH0438
13h 55min
Return
15/02/26
1 Stopover (YUL)
AC8812, LH6839
12h 50min
Lufthansa
£622
London Heathrow
Dallas
Outbound
09/02/26
1 Stopover (YYZ)
AC0857, AC1033
14h 32min
Return
15/02/26
2 Stopovers (YYZ, YUL)
AC1030, AC0414, AC0864
18h 05min
Air Canada ?
£635
London Heathrow
Dallas
Outbound
09/02/26
1 Stopover (FRA)
LH0921, LH0438
13h 55min
Return
15/02/26
1 Stopover (YUL)
AC8812, AC0864
12h 50min
Lufthansa
£636
London Heathrow
Dallas
Outbound
08/12/25
1 Stopover (DUB)
BA5955, BA1571
12h 55min
Return
24/12/25
direct
BA0192
09h 00min
British Airways ?
£638
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from London Heathrow to Dallas

Favourite airline: Turkish Airlines
29 % of flights on the route London Heathrow – Dallas are booked with Turkish Airlines.
Turkish Airlines
29 %
Air Canada
14 %
Finnair
12 %
Stopover flights are the cheapest connection
Compared to direct flights, flights with a stopover on this route are on average 34 % cheaper.
non stop flight
1 stop
2 stops
10h 05min
18h 15min
23h 55min
£ 1.096
£ 816
£ 915
Favourite connection: via Istanbul
When booking flights from London Heathrow to Dallas 41 % of travellers prefer to fly via Istanbul.
Route
bookings
1 stopover Istanbul
18h 15min, from £ 816
41 %
1 stopover Montréal-Pierre Elliott Trudeau International Airport
13h 24min, from £ 1.007
20 %
1 stopover Dublin
13h 45min, from £ 1.025
14 %

Important flight information

Flight information: London Heathrow - Dallas

Cheapest outbound flight from £ 373,52
Outbound and return from £ 556,00
Flight duration min. 10:25 / max. 12:18
Return flight duration min. 08:55/ max. 10:08
Distance 7635 km
Flights per week 40
Departure airport Airport London Heathrow (LHR)
Arrival airport Airport Dallas-Fort Worth International Airport, TX (DFW)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Dallas
Flight destinations with a similar price