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Cheap flights from Dallas/Fort Worth Airport to London Heathrow Airport from C$ 491

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
DFW — LHR
17 Jun — 24 Jun1
1 adult

Cheapflights Tip: The best prices from Dallas/Fort Worth to London Heathrow are usually found in January or October, booked 79 days in advance, depart on a Thursday or Tuesday and return on a Monday

Cheap flight deals from Dallas/Fort Worth to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Dallas/Fort Worth (DFW) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 June 2025.

Round-trip from

C$ 1,013

One-way from

C$ 491

Popular in

June

Cheapest in

January

Average price

C$ 1,936
Scandinavian Airlines
  • Scandinavian Airlines
  • 30/9-10/10
  • 5 total stops
  • 47h 28m total
  • Dallas to London
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JetBlue
  • JetBlue
  • 9/9
  • 1 total stop
  • 11h 35m total
  • Dallas to London
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Highest demand for flights based on searches. 22% potential increase in price (C$ 521 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 81 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Dallas/Fort Worth to Heathrow

Cheapest flights from Dallas/Fort Worth to Heathrow
Explore the most affordable flight options available from Dallas/Fort Worth to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2025.

Tue 30/911:15 a.m.DFW - LHR
2 stops24h 25mScandinavian Airlines
Fri 10/107:05 a.m.LHR - DFW
3 stops23h 03mScandinavian Airlines
Deal found 9/6C$ 1,013
Mon 1/912:24 p.m.DFW - LHR
2 stops24h 56mSWISS
Tue 9/91:45 p.m.LHR - DFW
2 stops38h 30mSWISS
Deal found 11/6C$ 1,030
Wed 6/85:20 a.m.DFW - LHR
1 stop24h 15mUnited Airlines
Wed 13/85:40 p.m.LHR - DFW
2 stops34h 52mUnited Airlines
Deal found 10/6C$ 1,040
Mon 1/912:24 p.m.DFW - LHR
2 stops19h 56mAustrian Airlines
Tue 9/96:00 a.m.LHR - DFW
2 stops18h 27mAustrian Airlines
Deal found 11/6C$ 1,045
Mon 15/93:50 p.m.DFW - LHR
1 stop12h 50mLufthansa
Mon 22/97:30 p.m.LHR - DFW
1 stop24h 35mLufthansa
Deal found 10/6C$ 1,091
Sat 13/1212:05 p.m.DFW - LHR
1 stop11h 50mJetBlue
Wed 7/18:25 a.m.LHR - DFW
1 stop16h 13mJetBlue
Deal found 10/6C$ 1,094
Tue 5/85:50 p.m.DFW - LHR
Nonstop9h 10mFinnair
Thu 21/89:30 a.m.LHR - DFW
1 stop15h 50mFinnair
Deal found 11/6C$ 1,099
Mon 18/84:05 p.m.DFW - LHR
1 stop13h 05mDelta
Wed 3/96:15 a.m.LHR - DFW
1 stop13h 20mDelta
Deal found 10/6C$ 1,132
Wed 23/79:35 p.m.DFW - LHR
Nonstop9h 10mBritish Airways
Thu 7/86:20 a.m.LHR - DFW
1 stop15h 50mBritish Airways
Deal found 10/6C$ 1,143
Thu 25/98:55 p.m.DFW - LHR
1 stop19h 30mTurkish Airlines
Fri 10/106:30 p.m.LHR - DFW
1 stop24h 15mTurkish Airlines
Deal found 10/6C$ 1,159
Wed 30/71:24 p.m.DFW - LHR
1 stop11h 21mKLM
Sat 9/81:05 p.m.LHR - DFW
1 stop13h 08mKLM
Deal found 9/6C$ 1,287

Cheapflights Fare Finder

Customize your flight search to find flights from Dallas/Fort Worth to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 June 2025.
Use the filters below to find and compare flights from Dallas/Fort Worth Airport to London Heathrow Airport that are best for you.

Fly from

Dallas/Fort Worth

Fly to

Heathrow

Route

Depart

Return

Price

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 30/9

11:15 a.m.-5:40 p.m.

2 stops24h 25m

London Heathrow

Fri 10/10

7:05 a.m.-12:08 a.m.

3 stops23h 03m

C$ 1,013

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 1/9

12:24 p.m.-7:20 p.m.

2 stops24h 56m

London Heathrow

Tue 9/9

1:45 p.m.-10:15 p.m.

2 stops38h 30m

C$ 1,030

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 6/8

5:20 a.m.-11:35 a.m.

1 stop24h 15m

London Heathrow

Wed 13/8

5:40 p.m.-10:32 p.m.

2 stops34h 52m

C$ 1,040

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 1/9

12:24 p.m.-2:20 p.m.

2 stops19h 56m

London Heathrow

Tue 9/9

6:00 a.m.-6:27 p.m.

2 stops18h 27m

C$ 1,045

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 15/9

3:50 p.m.-10:40 a.m.

1 stop12h 50m

London Heathrow

Mon 22/9

7:30 p.m.-2:05 p.m.

1 stop24h 35m

C$ 1,091

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 5/8

5:50 p.m.-9:00 a.m.

Nonstop9h 10m

London Heathrow

Thu 21/8

9:30 a.m.-7:20 p.m.

1 stop15h 50m

C$ 1,099

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Mon 18/8

4:05 p.m.-11:10 a.m.

1 stop13h 05m

London Heathrow

Wed 3/9

6:15 a.m.-1:35 p.m.

1 stop13h 20m

C$ 1,132

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Wed 23/7

9:35 p.m.-12:45 p.m.

Nonstop9h 10m

London Heathrow

Thu 7/8

6:20 a.m.-4:10 p.m.

1 stop15h 50m

C$ 1,143

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Thu 25/9

8:55 p.m.-10:25 p.m.

1 stop19h 30m

London Heathrow

Fri 10/10

6:30 p.m.-12:45 p.m.

1 stop24h 15m

C$ 1,159

DallasLondon

DFW - LHR

DFWLHR

Dallas/Fort Worth

Tue 9/9

12:55 p.m.-6:30 a.m.

1 stop11h 35m

C$ 491

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 20 results
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Best time to book a flight from Dallas/Fort Worth to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Dallas/Fort Worth with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dallas/Fort Worth Airport to London Heathrow Airport

How far ahead should I book a flight from Dallas/Fort Worth Airport to London Heathrow Airport?

Use this chart to determine the optimal time to book a round-trip flight from Dallas/Fort Worth to Heathrow. Price data was last updated on 9 June 2025.

Booking 79 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dallas/Fort Worth Airport to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Dallas/Fort Worth Airport to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to London Heathrow Airport (average of C$ 560). Flying from Dallas/Fort Worth Airport to London Heathrow Airport in July is currently the most expensive (average of C$ 857). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DFW to LHR?

Find hourly flight availability from Dallas/Fort Worth to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2025.

One of the essential ways to save on airfare from Dallas/Fort Worth Airport to London Heathrow Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 8% on airfare.

Weekly flight availability from Dallas/Fort Worth Airport to London Heathrow Airport

Explore weekly flight availability from Dallas/Fort Worth to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 12 June 2025.

The most flights from DFW to LHR are scheduled on a Wednesday (29 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (26 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 mm per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 12 June 2025.
Read through reviews of airlines operating flights from Dallas to London, such as Delta, Austrian Airlines and Finnair. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews
Check prices

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews
Check prices

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Dallas/Fort Worth to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Dallas/Fort Worth Airport to London Heathrow Airport round-trip?

    According to our current data, Scandinavian Airlines (C$ 1,013), SWISS (C$ 1,030), and United Airlines (C$ 1,040) offers the cheapest pricing from Dallas/Fort Worth Airport to London Heathrow Airport. Scandinavian Airlines is 21% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Dallas/Fort Worth Airport to London Heathrow Airport one-way?

    C$ 491 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on Turkish Airlines and United Airlines, with prices starting from C$ 506 and C$ 539, respectively.

  • What are the most reliable airlines from Dallas/Fort Worth Airport to London Heathrow Airport?

    The top 3 most reliable airlines when flying from Dallas/Fort Worth Airport to London Heathrow Airport are Royal Jordanian (86%), Malaysia Airlines (79%) and Iberia (77%).

  • Can I find deals for flights from Dallas/Fort Worth to Heathrow that include hotel bookings?

    Yes. In addition to deals on Dallas/Fort Worth to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dallas/Fort Worth to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dallas/Fort Worth to Heathrow.

  • Can I find deals for business class flights from Dallas/Fort Worth to Heathrow?

    Yes. Cheapflights offers flight deals from Dallas/Fort Worth to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Dallas/Fort Worth Airport to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to London Heathrow Airport (average of C$ 560). Flying from Dallas/Fort Worth Airport to London Heathrow Airport in July is currently the most expensive (average of C$ 857). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Dallas/Fort Worth Airport?

Book flights to Dallas/Fort Worth Airport if you plan to visit one of these locations
Brentford
Sutton
Hounslow
Slough
Leamington Spa
Milton Keynes
Romford
Watford
Luton
Bromley
Bedford
Southall

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Need flexible booking options for your flight to Heathrow from Dallas/Fort Worth? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Dallas/Fort Worth to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Dallas/Fort Worth to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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