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

Departing from Dayton to London Heathrow Airport will take you 11h 30m. 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.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches 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.

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).

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

When flying from Dayton to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

£670+ Cheap Flights from Dayton to London Heathrow Airport

Cheap flight deals from Dayton to Heathrow

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

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 9 November 2026.

Sat 5/1215:04 -

2 stops35h 06m

Tue 15/1209:00 -

2 stops18h 54m

Deal found 7/11£673

Fri 4/1211:14 -

1 stop16h 21m

Fri 11/1206:15 -

2 stops20h 40m

Deal found 6/11£706

Sun 6/1209:00 -

2 stops17h 10m

Mon 14/1211:10 -

2 stops16h 44m

Deal found 8/11£711

Fri 4/1218:43 -

1 stop10h 42m

Fri 11/1210:35 -

1 stop15h 37m

Deal found 6/11£723

Sat 5/1219:20 -

1 stop32h 15m

Tue 15/1213:10 -

1 stop13h 51m

Deal found 7/11£725

Fri 4/1211:05 -

2 stops14h 35m

Fri 11/1212:05 -

2 stops15h 49m

Deal found 6/11£734

Wed 2/1213:32 -

1 stop13h 23m

Sun 6/1206:50 -

2 stops15h 42m

Deal found 6/11£745

Wed 2/1211:27 -

1 stop15h 23m

Sun 6/1210:50 -

1 stop17h 18m

Deal found 6/11£767

Thu 24/1214:50 -

1 stop10h 50m

Wed 30/1207:40 -

1 stop21h 16m

Deal found 8/11£876

Find flight deals from Dayton to Heathrow

Round-trip from	£568
Popular in	May
Cheapest in	July
Average price	£758

United Airlines
21/3-23/3
3 total stops
32h 54m total
Dayton to London

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (£59 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

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Cheapflights Fare Finder

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

Sat 20/3

17:50-05:55

1 stop32h 05m

London Heathrow

Tue 23/3

09:00-23:44

2 stops18h 44m

£670

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Sun 21/3

14:55-06:25

1 stop11h 30m

London Heathrow

Fri 26/3

16:00-10:27

1 stop22h 27m

£692

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Sat 20/3

18:40-06:25

1 stop31h 45m

London Heathrow

Fri 26/3

16:00-10:27

1 stop22h 27m

£697

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Fri 19/3

06:00-07:45

2 stops21h 45m

London Heathrow

Thu 25/3

11:45-10:27

2 stops26h 42m

£707

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Sat 1/5

19:45-06:45

1 stop30h 00m

London Heathrow

Sat 15/5

07:25-23:44

2 stops21h 19m

£712

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Sat 1/5

18:39-06:50

1 stop31h 11m

London Heathrow

Sat 15/5

07:35-22:43

2 stops20h 08m

£715

Fastest return journey

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Thu 18/3

14:55-06:25

1 stop11h 30m

London Heathrow

Thu 25/3

08:55-17:49

1 stop12h 54m

£729

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Thu 18/3

14:55-06:25

1 stop11h 30m

London Heathrow

Fri 26/3

16:00-10:27

1 stop22h 27m

£729

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Wed 2/12

13:32-07:55

1 stop13h 23m

London Heathrow

Sun 6/12

06:50-17:32

2 stops15h 42m

£745

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Thu 18/3

14:55-06:25

1 stop11h 30m

London Heathrow

Sun 21/3

16:00-10:27

1 stop22h 27m

£767

Flights are sorted by cheapest return flights first.

Deals found on 8/11

Showing 1-10 of 11 resultsSorted by cheapest first

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.

DAY-LHR

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, July is the cheapest month in which you can book a flight from Dayton to London Heathrow Airport (average of £481). Flying from Dayton to London Heathrow Airport in May is currently the most expensive (average of £1,039). 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

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 11h 30m. 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, July is the cheapest month in which you can book a flight from Dayton to London Heathrow Airport (average of £481). Flying from Dayton to London Heathrow Airport in May is currently the most expensive (average of £1,039). 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

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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.

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Cheap flights from Dayton to London Heathrow Airport from £670

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Dayton to Heathrow

Cheapest flights from Dayton to HeathrowExplore 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 9 November 2026.

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 9 November 2026.

Best flights from Dayton to HeathrowDiscover carefully curated flight deals from Dayton to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Discover carefully curated flight deals from Dayton to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Last-minute flights from Dayton to HeathrowDiscover last-minute flight deals from Dayton to Heathrow. Data last updated 9 November 2026 and is based on user searches.

Discover last-minute flight deals from Dayton to Heathrow. Data last updated 9 November 2026 and is based on user searches.

Find flight deals from Dayton to Heathrow

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Use the filters below to find and compare flights from Dayton to London Heathrow Airport that are best for you.

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.

Cheapflights Insights

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

Related info for your journey

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

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

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

How can I find direct flights from Dayton to Heathrow?

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

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

Travelling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dayton to Heathrow

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Complete your trip

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Direct flights to England

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Search flights from Dayton to Heathrow by cabin class

Find flights from Dayton to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 November 2026.

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Can Cheapflights notify me if prices for flights from Dayton to Heathrow become cheaper?

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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 9 November 2026.

Best flights from Dayton to Heathrow
Discover carefully curated flight deals from Dayton to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 November 2026.

Last-minute flights from Dayton to Heathrow
Discover last-minute flight deals from Dayton to Heathrow. Data last updated 9 November 2026 and is based on user searches.