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Cheap flights from Dayton to London Heathrow Airport from £230

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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — LHR
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dayton to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Dayton to Heathrow
Explore the most affordable flight options available from Dayton to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2026.

Wed 28/113:33
DAY
-
LHR
1 stop14h 02m
British Airways
Tue 10/214:10
LHR
-
DAY
1 stop12h 34m
British Airways
Deal found 21/1£453
Thu 19/214:10
DAY
-
LHR
1 stop12h 45m
United Airlines
Tue 24/206:50
LHR
-
DAY
2 stops18h 19m
United Airlines
Deal found 20/1£468
Thu 19/217:35
DAY
-
LHR
1 stop11h 50m
British Airways
Tue 24/211:00
LHR
-
DAY
1 stop15h 00m
British Airways
Deal found 20/1£469
Mon 2/209:05
DAY
-
LHR
2 stops17h 05m
United Airlines
Wed 11/206:35
LHR
-
DAY
2 stops22h 09m
United Airlines
Deal found 21/1£471
Thu 19/209:45
DAY
-
LHR
2 stops15h 10m
United Airlines
Fri 27/211:10
LHR
-
DAY
2 stops16h 04m
United Airlines
Deal found 20/1£472
Fri 13/311:31
DAY
-
LHR
2 stops18h 54m
Delta
Tue 24/311:45
LHR
-
DAY
2 stops27h 01m
Delta
Deal found 20/1£476
Fri 30/116:21
DAY
-
LHR
1 stop11h 14m
Iberia
Mon 9/217:25
LHR
-
DAY
2 stops33h 19m
Iberia
Deal found 21/1£477
Sat 14/318:00
DAY
-
LHR
2 stops33h 10m
United Airlines
Mon 23/313:30
LHR
-
DAY
2 stops28h 52m
United Airlines
Deal found 20/1£479
Sat 11/418:35
DAY
-
LHR
1 stop31h 15m
British Airways
Sat 18/419:25
LHR
-
DAY
2 stops31h 19m
British Airways
Deal found 21/1£482
Tue 1/911:39
DAY
-
LHR
2 stops17h 21m
United Airlines
Fri 4/906:50
LHR
-
DAY
2 stops21h 39m
United Airlines
Deal found 19/1£486
Mon 2/214:04
DAY
-
LHR
2 stops19h 41m
Lufthansa
Tue 10/206:35
LHR
-
DAY
2 stops22h 09m
Lufthansa
Deal found 21/1£487
Fri 30/116:21
DAY
-
LHR
1 stop11h 14m
British Airways
Thu 12/214:10
LHR
-
DAY
1 stop11h 50m
British Airways
Deal found 21/1£490

Find flight deals from Dayton to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Dayton (DAY) 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 22 January 2026.

Round-trip from

£453

One-way from

£230

Popular in

July

Cheapest in

October

Average price

£635
British Airways
  • British Airways
  • 1/2-10/2
  • 2 total stops
  • 26h 17m total
  • Dayton to London
Search Deals
Delta
  • Delta
  • 21/5
  • 2 total stops
  • 14h 15m total
  • Dayton to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£156 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£34 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Dayton 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 858,174 searches. Data last updated 22 January 2026.
Use the filters below to find and compare flights from Dayton to London Heathrow Airport that are best for you.

Fly from

Dayton

Fly to

Heathrow

Route

Depart

Return

Price

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Thu 19/2

14:10-07:55

1 stop12h 45m

London Heathrow

Tue 24/2

06:50-20:09

2 stops18h 19m

£468

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Thu 19/2

09:00-05:55

1 stop15h 55m

London Heathrow

Fri 27/2

06:50-20:09

2 stops18h 19m

£468

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Sun 1/2

14:04-08:25

2 stops13h 21m

London Heathrow

Wed 11/2

06:35-23:44

2 stops22h 09m

£472

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Sat 14/3

18:00-07:10

2 stops33h 10m

London Heathrow

Mon 23/3

13:30-14:22

2 stops28h 52m

£479

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Sat 14/3

18:34-06:25

1 stop31h 51m

London Heathrow

Tue 24/3

15:50-17:49

1 stop29h 59m

£490

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Sun 15/3

06:00-06:25

1 stop20h 25m

London Heathrow

Mon 23/3

10:45-22:48

1 stop16h 03m

£490

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Sun 15/3

10:50-07:10

2 stops16h 20m

London Heathrow

Mon 23/3

16:20-14:22

1 stop26h 02m

£492

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Fri 13/3

11:31-14:25

2 stops22h 54m

London Heathrow

Tue 24/3

08:55-10:46

1 stop29h 51m

£497

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Fri 13/3

11:31-14:25

2 stops22h 54m

London Heathrow

Mon 23/3

16:10-10:46

2 stops22h 36m

£500

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Mon 6/4

17:35-10:30

1 stop11h 55m

London Heathrow

Sat 25/4

12:15-21:44

1 stop14h 29m

£502

Flights are sorted by cheapest return flights first.

Deals found on 20/1

Showing 1-10 of 19 results
1
2

Best time to book a flight from Dayton to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Dayton with our price prediction graph.
Estimated return 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 Dayton to London Heathrow Airport

What is the cheapest month to book a flight from Dayton to London Heathrow Airport?

Currently, March is the cheapest month in which you can book a flight from Dayton to London Heathrow Airport (average of £357). Flying from Dayton to London Heathrow Airport in June is currently the most expensive (average of £586). 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.

Related info for your journey

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

  • What airport do you fly from for flights from Dayton to London Heathrow?

    If you book a flight to London Heathrow from Dayton, you will be flying from Dayton, which is the city’s only airport. Dayton (DAY) is located 10.0 mi from the center of Dayton. There are 0 flights from Dayton to London Heathrow per day from 0 different airlines.

  • How long is the flight from Dayton to London Heathrow Airport?

    Departing from Dayton to London Heathrow Airport will take you 12h 45m. Dayton and London Heathrow Airport are separated by a distance of 3893 mi.

  • Can I find deals for flights from Dayton to Heathrow that include hotel bookings?

    Yes. In addition to deals on Dayton to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dayton to Heathrow?

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

  • Can I find deals for business class flights from Dayton to Heathrow?

    Yes. Cheapflights offers flight deals from Dayton 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 Dayton to London Heathrow Airport?

    Currently, March is the cheapest month in which you can book a flight from Dayton to London Heathrow Airport (average of £357). Flying from Dayton to London Heathrow Airport in June is currently the most expensive (average of £586). 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 London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Luton
Croydon
Northampton
Wembley
Gatwick
Slough
Hounslow
Ilford
Brentford
Hayes
Colchester
Watford
Swindon
Crawley
Bedford
Kingston upon Thames
Chelmsford
Eastbourne
Romford

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Cheapflights makes it easy to find Dayton to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Dayton to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from Dayton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Dayton to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Dayton? 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 Dayton to Heathrow become cheaper?

Yes! Start tracking prices for Dayton to Heathrow flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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