₩545,900 Cheap Flights from Dallas (DFW) to London (LHR)

View ₩545,900 flight on Mon, Sep 29, 2025Opens in a new window

Popular airlines from Dallas-Fort Worth Intl. Airport (DFW) to Heathrow Airport (LHR)

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Cheap Flights from Dallas to London (DFW-LHR)

Prices were available within the past 7 days and start at ₩545,900 for one-way flights and ₩861,700 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, Aug 17 - Tue, Sep 2
DFW
Dallas
LHR
London
₩861,700 Roundtrip, found 3 days ago
₩861,700
Roundtrip
found 3 days ago
Select United flight, departing Sun, Aug 17 from Dallas to London, returning Tue, Sep 2, priced at ₩861,700 found 3 days ago
United
Mon, Aug 11 - Tue, Aug 26
DFW
Dallas
LHR
London
₩865,400 Roundtrip, found 5 days ago
₩865,400
Roundtrip
found 5 days ago
Select United flight, departing Mon, Aug 11 from Dallas to London, returning Tue, Aug 26, priced at ₩865,400 found 5 days ago
Delta
Sun, Aug 17 - Tue, Sep 2
DFW
Dallas
LHR
London
₩867,700 Roundtrip, found 3 days ago
₩867,700
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Aug 17 from Dallas to London, returning Tue, Sep 2, priced at ₩867,700 found 3 days ago
United
Mon, Aug 11 - Tue, Aug 26
DFW
Dallas
LHR
London
₩874,600 Roundtrip, found 5 days ago
₩874,600
Roundtrip
found 5 days ago
Select United flight, departing Mon, Aug 11 from Dallas to London, returning Tue, Aug 26, priced at ₩874,600 found 5 days ago
United
Sun, Aug 17 - Tue, Sep 2
DFW
Dallas
LHR
London
₩877,600 Roundtrip, found 3 days ago
₩877,600
Roundtrip
found 3 days ago
Select United flight, departing Sun, Aug 17 from Dallas to London, returning Tue, Sep 2, priced at ₩877,600 found 3 days ago
United
Mon, Aug 11 - Tue, Aug 26
DFW
Dallas
LHR
London
₩882,100 Roundtrip, found 5 days ago
₩882,100
Roundtrip
found 5 days ago
Select United flight, departing Mon, Aug 11 from Dallas to London, returning Tue, Aug 26, priced at ₩882,100 found 5 days ago
United
Sun, Aug 17 - Tue, Sep 2
DFW
Dallas
LHR
London
₩885,400 Roundtrip, found 3 days ago
₩885,400
Roundtrip
found 3 days ago
Select United flight, departing Sun, Aug 17 from Dallas to London, returning Tue, Sep 2, priced at ₩885,400 found 3 days ago
Lufthansa
Mon, Aug 11 - Tue, Aug 26
DFW
Dallas
LHR
London
₩927,600 Roundtrip, found 5 days ago
₩927,600
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Mon, Aug 11 from Dallas to London, returning Tue, Aug 26, priced at ₩927,600 found 5 days ago
Air Canada
Tue, Oct 14 - Sun, Oct 19
DFW
Dallas
LHR
London
₩942,600 Roundtrip, found 2 days ago
₩942,600
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, Oct 14 from Dallas to London, returning Sun, Oct 19, priced at ₩942,600 found 2 days ago
KLM
Mon, Aug 11 - Tue, Aug 26
DFW
Dallas
LHR
London
₩962,600 Roundtrip, found 5 days ago
₩962,600
Roundtrip
found 5 days ago
Select KLM flight, departing Mon, Aug 11 from Dallas to London, returning Tue, Aug 26, priced at ₩962,600 found 5 days ago

Find the cheapest month to fly from Dallas (DFW) to London (LHR)

October is typically the cheapest month to fly

From ₩719,223 - ₩1,672,197 per traveler.

Graph displaying average flight prices per month

Flights from Dallas (DFW) to London (LHR)
Origin airport
Dallas-Fort Worth Intl.
Destination airport
Heathrow
Roundtrip price
₩861,700
Distance
7583 km
Average flight time
15 hours 36 mins

Dallas to London Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Dallas to London will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring London.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with DFW to LHR flights that won’t make your bank account wince. Ready to temporarily leave behind Dallas for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to LHR with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from DFW to Heathrow Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip flight between DFW and London Heathrow was ₩861,700. Fares this cheap don't wait forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dallas Airport to Heathrow Airport?
Every air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our Customer Service Portal.
How do I find cheap flights from DFW to Heathrow Airport (LHR) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for DFW to LHR flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Dallas-Fort Worth Intl. Airport (DFW) to LHR?
The distance is around 7,600 kilometers. Earplugs? Check. Toiletries? Double check. You'll need to pack all the travel comforts for this long-haul Dallas to Hounslow flight.
Which airlines fly direct from DFW Airport to London Heathrow?
Many travelers opt to fly with American Airlines (AA) from DFW Airport to Heathrow Airport. It offers 73 flights a month, so you can easily find a flight time that works for you. Operating 30 flights each month along this route, British Airways (BA) is another good choice.
Are DFW Airport to London Heathrow flight tickets cheaper when they're purchased at the last minute?
Flight prices fluctuate, so there are no guarantees. While last-minute deals between Dallas-Fort Worth Intl. Airport (DFW) and Heathrow Airport are possible, it also makes sense to keep track of prices well before you fly. In fact, some air carriers publish their prices up to 12 months ahead of the departure date. Expedia is continuously updating the best bargains around, so check back often and be ready to book when fare prices drop.

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