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

Departing from Dayton to London Heathrow Airport will take you 16h 11m. 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.

£350+ 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

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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 30 September 2026.

Sun 25/1011:33 -

1 stop14h 22m

Tue 10/1106:50 -

2 stops21h 48m

Deal found 27/9£646

Wed 11/1111:24 -

1 stop18h 01m

Wed 18/1106:15 -

2 stops20h 38m

Deal found 28/9£649

Tue 27/1014:10 -

1 stop17h 50m

Tue 3/1109:00 -

2 stops16h 49m

Deal found 29/9£651

Sun 25/1018:47 -

2 stops20h 28m

Tue 10/1106:30 -

2 stops16h 29m

Deal found 27/9£652

Wed 11/1110:39 -

2 stops15h 31m

Wed 18/1106:50 -

2 stops15h 22m

Deal found 28/9£654

Tue 1/1215:04 -

2 stops13h 06m

Tue 8/1211:10 -

2 stops16h 11m

Deal found 27/9£655

Sun 25/1018:30 -

1 stop11h 55m

Tue 10/1111:45 -

1 stop13h 20m

Deal found 27/9£668

Mon 28/1218:07 -

1 stop32h 48m

Thu 7/106:35 -

2 stops17h 06m

Deal found 25/9£678

Tue 27/1012:35 -

1 stop16h 00m

Tue 3/1113:10 -

1 stop12h 55m

Deal found 27/9£680

Find flight deals from Dayton to Heathrow

Round-trip from	£646
One-way from	£350
Popular in	May
Cheapest in	July
Average price	£846

United Airlines
25/10-10/11
3 total stops
36h 10m total
Dayton to London

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United Airlines
11/11-31/12
2 total stops
15h 52m total
Dayton to London

Search Deals

Highest demand for flights based on searches. 11% potential increase in price (£75 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 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

Wed 11/11

06:00-06:25

1 stop19h 25m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£350

Fastest return journey

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Wed 11/11

11:33-08:25

2 stops15h 52m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£350

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Tue 10/11

11:24-09:00

1 stop16h 36m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£350

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Sat 19/12

19:50-06:40

1 stop29h 50m

London Heathrow

Wed 31/12

00:00-18:00

Nonstop0h 00m

£635

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Tue 1/12

15:04-09:10

2 stops13h 06m

London Heathrow

Tue 8/12

11:10-22:21

2 stops16h 11m

£655

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Tue 27/10

14:50-06:40

1 stop11h 50m

London Heathrow

Tue 3/11

10:25-20:49

1 stop15h 24m

£674

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Tue 1/12

11:24-08:35

1 stop16h 11m

London Heathrow

Tue 8/12

13:10-21:12

1 stop13h 02m

£680

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Thu 12/11

18:07-12:00

1 stop12h 53m

London Heathrow

Thu 19/11

09:00-20:49

2 stops16h 49m

£688

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Fri 30/10

10:39-13:00

2 stops22h 21m

London Heathrow

Fri 6/11

06:50-19:13

2 stops17h 23m

£694

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Tue 23/3

13:35-05:55

1 stop12h 20m

London Heathrow

Sun 28/3

07:30-18:41

2 stops16h 11m

£710

Flights are sorted by cheapest return flights first.

Deals found on 25/9

Showing 1-10 of 14 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 £487). Flying from Dayton to London Heathrow Airport in May is currently the most expensive (average of £1,053). 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 16h 11m. 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 £487). Flying from Dayton to London Heathrow Airport in May is currently the most expensive (average of £1,053). 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 £350

This is the cheapest retur 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.

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 30 September 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 30 September 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 30 September 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 30 September 2026.

Last-minute flights from Dayton to HeathrowDiscover last-minute flight deals from Dayton to Heathrow. Data last updated 30 September 2026 and is based on user searches.

Discover last-minute flight deals from Dayton to Heathrow. Data last updated 30 September 2026 and is based on user searches.

One-way flights from Dayton to HeathrowSearch for one-way flight options from Dayton to Heathrow. Find affordable one-way fares based on user searches. Data last updated 30 September 2026.

Search for one-way flight options from Dayton to Heathrow. Find affordable one-way fares based on user searches. Data last updated 30 September 2026.

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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

Complete your trip to Heathrow by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to England

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Search flights from Dayton to Heathrow by cabin class

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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 30 September 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 30 September 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 30 September 2026.

Last-minute flights from Dayton to Heathrow
Discover last-minute flight deals from Dayton to Heathrow. Data last updated 30 September 2026 and is based on user searches.

One-way flights from Dayton to Heathrow
Search for one-way flight options from Dayton to Heathrow. Find affordable one-way fares based on user searches. Data last updated 30 September 2026.