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Cheap Flights from Dallas Fort Worth International to London Heathrow

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Compare Dallas Fort Worth International to London Heathrow flight deals

Find the cheapest month or even day of the year to fly to London Heathrow

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Flight deals from Dallas Fort Worth International to London Heathrow

Looking for a cheap last-minute deal or the best return flight from Dallas Fort Worth International to London Heathrow? Find the lowest prices on one-way and return tickets right here.
London.606 € per passenger.Departing Sun, 11 May, returning Sat, 17 May.Return flight with Frontier Airlines and Vueling Airlines.Outbound indirect flight with Frontier Airlines, departs from Dallas Fort Worth International on Sun, 11 May, arriving in London Heathrow.Inbound indirect flight with Vueling Airlines, departs from London Heathrow on Sat, 17 May, arriving in Dallas Fort Worth International.Price includes taxes and charges.From 606 €, select.
London.616 € per passenger.Departing Fri, 16 Jan, returning Sun, 18 Jan.Return flight with Delta.Outbound indirect flight with Delta, departs from Dallas Fort Worth International on Fri, 16 Jan, arriving in London Heathrow.Inbound indirect flight with Delta, departs from London Heathrow on Sun, 18 Jan, arriving in Dallas Fort Worth International.Price includes taxes and charges.From 616 €, select.
London.617 € per passenger.Departing Tue, 13 May, returning Fri, 13 Jun.Return flight with Frontier Airlines and British Airways.Outbound indirect flight with Frontier Airlines, departs from Dallas Fort Worth International on Tue, 13 May, arriving in London Heathrow.Inbound indirect flight with British Airways, departs from London Heathrow on Fri, 13 Jun, arriving in Dallas Fort Worth International.Price includes taxes and charges.From 617 €, select.
London.643 € per passenger.Departing Mon, 15 Sep, returning Wed, 24 Sep.Return flight with Spirit Airlines and Vueling Airlines.Outbound indirect flight with Spirit Airlines, departs from Dallas Fort Worth International on Mon, 15 Sep, arriving in London Heathrow.Inbound indirect flight with Vueling Airlines, departs from London Heathrow on Wed, 24 Sep, arriving in Dallas Fort Worth International.Price includes taxes and charges.From 643 €, select.
London.644 € per passenger.Departing Tue, 14 Oct, returning Wed, 22 Oct.Return flight with Frontier Airlines and Vueling Airlines.Outbound indirect flight with Frontier Airlines, departs from Dallas Fort Worth International on Tue, 14 Oct, arriving in London Heathrow.Inbound indirect flight with Vueling Airlines, departs from London Heathrow on Wed, 22 Oct, arriving in Dallas Fort Worth International.Price includes taxes and charges.From 644 €, select.
London.648 € per passenger.Departing Mon, 18 Aug, returning Mon, 25 Aug.Return flight with Frontier Airlines and Vueling Airlines.Outbound indirect flight with Frontier Airlines, departs from Dallas Fort Worth International on Mon, 18 Aug, arriving in London Heathrow.Inbound indirect flight with Vueling Airlines, departs from London Heathrow on Mon, 25 Aug, arriving in Dallas Fort Worth International.Price includes taxes and charges.From 648 €, select.
London.651 € per passenger.Departing Wed, 6 Aug, returning Wed, 28 Jan.Return flight with Spirit Airlines and British Airways.Outbound indirect flight with Spirit Airlines, departs from Dallas Fort Worth International on Wed, 6 Aug, arriving in London Heathrow.Inbound indirect flight with British Airways, departs from London Heathrow on Wed, 28 Jan, arriving in Dallas Fort Worth International.Price includes taxes and charges.From 651 €, select.
London.652 € per passenger.Departing Tue, 3 Jun, returning Tue, 10 Jun.Return flight with Spirit Airlines and Aegean Airlines.Outbound indirect flight with Spirit Airlines, departs from Dallas Fort Worth International on Tue, 3 Jun, arriving in London Heathrow.Inbound indirect flight with Aegean Airlines, departs from London Heathrow on Tue, 10 Jun, arriving in Dallas Fort Worth International.Price includes taxes and charges.From 652 €, select.

Find the cheapest month to fly from Dallas Fort Worth International to London Heathrow

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dallas Fort Worth International to London Heathrow flights are currently cheapest in May.
May
from 606 €
Jun
from 652 €
Jul
from 724 €
Aug
from 648 €
Sep
from 643 €
Oct
from 644 €
Nov
from 670 €
Dec
from 705 €
Jan
from 616 €
Feb
from 744 €
Mar
from 705 €
Apr
from 717 €

Direct flights from Dallas Fort Worth International to London Heathrow

Dallas Fort Worth International to London Heathrow: Alternative routes

Compare routes from Dallas Fort Worth International to London below. You may find an airport to fly into that's cheaper, faster, or easier than London Heathrow.

Dallas to London: Flight information

The things to know before you go.
Cheapest flight found606 €
Cheapest month to flyMay
Average flight time9 hrs, 10 mins
Most popular airlineFinnair
Average flights per week242

Finding cheap flights from Dallas Fort Worth International to London Heathrow: Frequently asked questions

The best price we found for a return flight from Dallas Fort Worth International to London Heathrow is 606 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
9 hours and 10 minutes is the average flight time from Dallas Fort Worth International to London Heathrow.
Finnair, Gulf Air and American Airlines fly direct from Dallas Fort Worth International to London Heathrow.
As of May 2025, there are 242 flights per week flying from Dallas Fort Worth International to London Heathrow.
The cheapest month to fly from Dallas Fort Worth International to London Heathrow is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dallas Fort Worth International Airport to London Heathrow Airport on Sunday, 11 May 2025.
Yes – the average flight time is 9 hours and 10 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London Heathrow but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines and Iberia offer the cheapest flight tickets to London Heathrow.

Flying from Dallas/Fort Worth International Airport (DFW) to London Heathrow Airport (LHR): what you need to know

  • The average time for a direct flight from Dallas/Fort Worth International Airport to London Heathrow Airport is 9 hours 5 minutes.

  • London is five hours ahead of Dallas and follows the UTC+0 timezone.

  • Each week, there are 47 Dallas/Fort Worth International Airport to London Heathrow Airport flights. To take off as soon as possible, pick the 15:05 American Airlines flight. If you'd rather make the most of your time before you fly, the latest flight is at 22:59 with American Airlines.

  • To ensure you get on your DFW to LHR flight, allow plenty of time for things like baggage drop and finding your gate. Turning up two hours before international departures and one hour before domestic flights is the general rule.

  • You'll likely experience bigger queues during popular months like July. Arriving up to four hours in advance for international flights and two hours for domestic departures will help ensure a smooth travel experience.

  • Travelling to London (and then seeing more of United Kingdom!) is a snap with American Airlines. This popular carrier offers direct flights from Dallas/Fort Worth International Airport to London Heathrow Airport.

  • The airline with the highest number of bookings on this route is American Airlines.

  • American Airlines is the most punctual carrier operating DFW to LHR flights.

  • Consider adding a stopover when booking your ticket from Dallas/Fort Worth International Airport to London Heathrow Airport. Simply uncheck 'Direct flights only' to break up your trip, or maybe even explore a new city along the way. Here are some options between DFW and LHR:

    • Washington Dulles International Airport

    • O'Hare International Airport

    • Hartsfield-Jackson Atlanta International Airport

How to find the cheapest flights from Dallas/Fort Worth International Airport (DFW) to London Heathrow Airport (LHR)

  • Currently, 227 € is the cheapest price we've found for a one-way Dallas/Fort Worth International Airport to London Heathrow Airport flight. The best price for a return ticket is 606 €. Keep in mind that fares may change due to availability at the time of booking.

  • Get cheap tickets from DFW to LHR by booking at least ten months ahead. Based on our research, that's the sweet spot for bagging a bargain.

  • The cheapest month for flights from Dallas/Fort Worth International Airport to London Heathrow Airport is September. Use the 'Whole month' tool to find the lowest airfares if you have flexible dates.

  • There's no need to check back in every day to see if fares have dropped when you create a Price Alert. We'll notify you the moment the price changes on cheap flights from DFW to LHR.

  • Pick your preferred departure and arrival times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Dallas/Fort Worth International Airport to London Heathrow Airport.

Handy information about Dallas/Fort Worth International Airport (DFW)

  • The address for DFW is International Pkwy.

  • 73.22% of flights leaving from Dallas/Fort Worth International Airport arrive at their destination on schedule.

  • Dallas/Fort Worth International Airport is around 32 kilometres from central Dallas. If you're driving, ride-sharing or catching a cab from the centre, it'll take 25 minutes or so to arrive, depending on the traffic.

  • Expect a journey time of around 3 hours 55 minutes on public transport.

  • Catching an early flight from Dallas/Fort Worth International Airport to London Heathrow Airport? Avoid the last-minute rush to the terminal (and sneak in some extra snooze time) by choosing one of these hotels close to DFW:

Arriving at London Heathrow Airport (LHR)

Getting from London Heathrow Airport (LHR) to central London

  • London Heathrow Airport to central London has a drive time of about 55 minutes. It's approximately 31 kilometres away.

  • If you're travelling on public transport, expect a journey of roughly 1 hour.

When to fly to London Heathrow Airport (LHR)

  • July is the busiest month for flights from Dallas/Fort Worth International Airport to London Heathrow Airport. For smaller crowds, go to London in February.

  • When booking your flight from Dallas/Fort Worth International Airport to London Heathrow Airport, consider the kind of weather you enjoy. July is the warmest month in London, with temperatures ranging from 11ºC (52ºF) to 26ºC (79ºF).

  • Search for cheap tickets from DFW to LHR in January if you like cooler conditions. Temperatures are at their lowest then, ranging between 0ºC (32ºF) and 9ºC (48ºF) on average.

Explore more of United Kingdom

  • You've visited London, now it's time to explore other corners of United Kingdom. Journey about 161 kilometres north-west to Birmingham to tick off its leading attractions. From Cadbury World to The Library of Birmingham and National Sea Life Centre, your itinerary will be busy.

  • If you're ready to explore another major destination in United Kingdom, consider Bristol, about 177 kilometres west of London. Clifton Suspension Bridge, Cabot Tower and Brandon Hill Nature Park are highlights.

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Plan the rest of your trip from Dallas to London

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.