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Cheap flights from Dayton to London Heathrow Airport from £241

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 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — LHR
5 Sep — 12 Sep1
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 6 August 2026.

Sun 15/1119:55 -
2 stops30h 15m
Wed 18/1106:50 -
2 stops21h 43m
Deal found 3/8£556
Mon 21/911:24 -
1 stop14h 01m
Tue 6/1006:30 -
2 stops16h 32m
Deal found 5/8£628
Mon 21/919:09 -
1 stop10h 41m
Tue 6/1006:15 -
2 stops23h 11m
Deal found 2/8£635
Tue 22/919:09 -
1 stop10h 41m
Tue 29/906:15 -
2 stops17h 24m
Deal found 2/8£639
Mon 21/915:27 -
1 stop10h 48m
Tue 6/1006:30 -
2 stops16h 32m
Deal found 3/8£642
Wed 4/1111:24 -
1 stop16h 11m
Tue 10/1112:35 -
1 stop14h 18m
Deal found 2/8£644
Sun 1/1110:39 -
2 stops14h 16m
Tue 10/1106:50 -
2 stops18h 59m
Deal found 5/8£646
Wed 2/1211:28 -
1 stop15h 22m
Fri 11/1206:20 -
2 stops16h 39m
Deal found 3/8£648

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 6 August 2026.

Round-trip from

£556

One-way from

£241

Popular in

May

Cheapest in

October

Average price

£714
United Airlines
  • United Airlines
  • 15/11-18/11
  • 4 total stops
  • 51h 58m total
  • Dayton to London
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British Airways
  • British Airways
  • 11/11
  • 1 total stop
  • 19h 11m total
  • Dayton to London
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£87 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£23 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 6 August 2026.
Use the filters below to find and compare flights from Dayton to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Mon 21/9

12:19-10:35

2 stops17h 16m

London Heathrow

Tue 6/10

06:15-00:26

2 stops23h 11m

£641

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Wed 21/10

14:55-06:55

1 stop11h 00m

London Heathrow

Wed 28/10

06:50-20:49

2 stops17h 59m

£642

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Wed 4/11

11:23-07:15

2 stops14h 52m

London Heathrow

Tue 10/11

06:30-23:06

2 stops21h 36m

£646
Fastest return journey

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Sun 15/11

19:55-10:50

1 stop9h 55m

London Heathrow

Wed 18/11

06:50-17:12

2 stops15h 22m

£646

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Mon 21/9

11:24-10:45

2 stops18h 21m

London Heathrow

Tue 6/10

06:30-18:02

2 stops16h 32m

£648

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Wed 2/12

11:28-07:45

2 stops15h 17m

London Heathrow

Fri 11/12

06:20-17:59

2 stops16h 39m

£651

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Mon 21/9

13:01-06:20

1 stop12h 19m

London Heathrow

Tue 6/10

09:45-23:56

1 stop19h 11m

£660

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Wed 4/11

11:23-06:25

1 stop14h 02m

London Heathrow

Fri 6/11

12:40-23:16

1 stop15h 36m

£668

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Tue 1/9

07:15-06:45

1 stop18h 30m

London Heathrow

Tue 8/9

07:25-18:29

2 stops16h 04m

£692

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Tue 1/9

10:22-08:20

2 stops16h 58m

London Heathrow

Fri 18/9

06:50-20:24

2 stops18h 34m

£694

Flights are sorted by cheapest return flights first.

Deals found on 3/8

Showing 1-10 of 19 resultsSorted by cheapest first
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, October is the cheapest month in which you can book a flight from Dayton to London Heathrow Airport (average of £468). Flying from Dayton to London Heathrow Airport in May is currently the most expensive (average of £1,035). 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.

How much does it cost for a return flight from Dayton to London Heathrow Airport?

Airfare is below average for this route at the moment.

Dayton to London Heathrow Airport flights typically cost between £694 and £813 in November.
The cheapest return price found within the last 5 days was £556 on United Airlines (15 Nov–18 Nov).

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 14h 52m. Dayton and London Heathrow Airport are separated by a distance of 3893 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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, October is the cheapest month in which you can book a flight from Dayton to London Heathrow Airport (average of £468). Flying from Dayton to London Heathrow Airport in May is currently the most expensive (average of £1,035). 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
Hounslow
Milton Keynes
Gatwick
Luton
Wembley
Slough
Ilford
Hayes
Croydon
Colchester
Eastbourne
Brentford
Northampton
Watford
Swindon
Southend-on-Sea
Enfield
Kingston upon Thames
Southall
Poole

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

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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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