Flights from London Heathrow to Dallas

Trip type

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
Please note: transfer for connecting flight
Outbound
22/06/26
3 Stopovers (DUB, YYZ, YHM, YYZ)
EI0155, EI0127, AC7620, AC1031
31h 47min
Return
-
Aer Lingus Irish Airlines, Air Canada
£560
London Heathrow
Dallas
Outbound
31/01/26
2 Stopovers (VIE, JFK, LGA)
OS0340, OS0035, NK0931
24h 20min
Return
03/02/26
1 Stopover (EWR)
NK2228, OS7792
13h 30min
Austrian Airlines, Spirit Airlines
£524
Best option
London Heathrow
Dallas
Outbound
20/03/26
direct
BA1590
10h 25min
Return
17/04/26
direct
BA0192
09h 15min
British Airways ?
£944
London Heathrow
Dallas
Outbound
31/01/26
2 Stopovers (CPH, ATL)
SK0500, SK0929, SK3716
23h 47min
Return
03/02/26
2 Stopovers (LAX, CPH)
SK3378, SK0932, SK1517
19h 40min
SAS Scandinavian Airlines
£604
London Heathrow
Dallas
Outbound
31/01/26
1 Stopover (JFK, LGA)
B62220, NK0931
22h 15min
Return
03/02/26
1 Stopover (LGA, JFK)
NK1150, B60007
17h 53min
JetBlue Airways, Spirit Airlines
£528
London Heathrow
Dallas
Outbound
31/01/26
2 Stopovers (GVA, LHR)
LX0349, BA0751, IB4207
33h 35min
Return
03/02/26
2 Stopovers (LAS, YYC)
F91961, WS1091, WS0002
46h 05min
Swiss International Air Lines, British Airways, Iberia ?
£597
London Heathrow
Dallas
Outbound
17/03/26
1 Stopover (FRA)
LH0921, LH0438
13h 55min
Return
20/04/26
1 Stopover (ORD)
OS7720, OS7850
12h 24min
Lufthansa ?
£767
London Heathrow
Dallas
Outbound
31/01/26
1 Stopover (YYZ)
AC0857, AC1033
14h 32min
Return
03/02/26
1 Stopover (YYZ)
AC1030, AC0854
17h 25min
Air Canada ?
£820
London Heathrow
Dallas
Outbound
31/01/26
1 Stopover (YYZ)
AC0857, AC1033
14h 32min
Return
03/02/26
2 Stopovers (YYZ, YUL)
AC1030, AC0412, AC0864
18h 05min
Air Canada ?
£823
London Heathrow
Dallas
Outbound
31/01/26
direct
BA1530
10h 30min
Return
03/02/26
1 Stopover (JFK)
BA1988, BA1511
11h 29min
British Airways
£826
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 559,50 £
Outbound and return from 523,45 £
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