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Cheap flights from Dayton to London Heathrow Airport from £345

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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — LHR
20 Aug — 27 Aug1
1 adult

Cheap 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 15 August 2025.

Round-trip from

£532

One-way from

£345

Popular in

June

Cheapest in

September

Average price

£651
British Airways
  • British Airways
  • 8/12-16/12
  • 3 total stops
  • 28h 22m total
  • Dayton to London
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United Airlines
  • United Airlines
  • 2/9
  • 1 total stop
  • 19h 03m total
  • Dayton to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£99 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find flight deals from Dayton to Heathrow

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 15 August 2025.

Mon 8/1219:20DAY - LHR
1 stop10h 05mBritish Airways
Tue 16/1207:20LHR - DAY
2 stops18h 17mBritish Airways
Deal found 14/8£532
Wed 3/917:01DAY - LHR
1 stop14h 14mBritish Airways
Thu 11/906:10LHR - DAY
2 stops21h 52mBritish Airways
Deal found 12/8£543
Wed 3/916:30DAY - LHR
2 stops13h 55mDelta
Thu 11/909:35LHR - DAY
2 stops18h 32mDelta
Deal found 12/8£563
Wed 5/1112:48DAY - LHR
1 stop13h 07mBritish Airways
Sun 9/1108:25LHR - DAY
2 stops17h 10mBritish Airways
Deal found 13/8£570
Wed 24/912:42DAY - LHR
1 stop13h 38mBritish Airways
Sat 4/1013:30LHR - DAY
1 stop12h 24mBritish Airways
Deal found 13/8£586
Wed 24/912:56DAY - LHR
1 stop13h 44mAmerican Airlines
Sat 4/1013:30LHR - DAY
1 stop12h 24mAmerican Airlines
Deal found 13/8£589
Tue 23/918:37DAY - LHR
1 stop11h 33mKLM
Sun 28/913:05LHR - DAY
1 stop15h 02mKLM
Deal found 12/8£597
Wed 24/911:15DAY - LHR
2 stops17h 00mDelta
Sat 4/1012:25LHR - DAY
2 stops15h 42mDelta
Deal found 13/8£600

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 15 August 2025.
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

Mon 8/12

19:20-10:25

1 stop10h 05m

London Heathrow

Tue 16/12

07:20-20:37

2 stops18h 17m

£532

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Wed 3/9

17:01-12:15

1 stop14h 14m

London Heathrow

Thu 11/9

06:10-23:02

2 stops21h 52m

£543

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Wed 3/9

16:30-11:25

2 stops13h 55m

London Heathrow

Thu 11/9

09:35-23:07

2 stops18h 32m

£563

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Wed 24/9

17:01-09:10

1 stop11h 09m

London Heathrow

Sat 4/10

06:15-21:25

2 stops20h 10m

£569

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Wed 5/11

12:48-06:55

1 stop13h 07m

London Heathrow

Sun 9/11

08:25-20:35

2 stops17h 10m

£570

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Wed 24/9

12:56-07:40

1 stop13h 44m

London Heathrow

Sat 4/10

13:30-20:54

1 stop12h 24m

£589

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Tue 2/9

11:42-11:45

1 stop19h 03m

£345

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Mon 22/12

19:50-21:20

2 stops20h 30m

£376

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Tue 2/9

19:37-21:30

3 stops20h 53m

£468

Flights are sorted by cheapest return flights first.

Deals found on 12/8

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, January is the cheapest month in which you can book a flight from Dayton to London Heathrow Airport (average of £112). Flying from Dayton to London Heathrow Airport in August is currently the most expensive (average of £164). 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?

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.

  • 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, January is the cheapest month in which you can book a flight from Dayton to London Heathrow Airport (average of £112). Flying from Dayton to London Heathrow Airport in August is currently the most expensive (average of £164). 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
Croydon
Hounslow
Gatwick
Slough
Northampton
Deal
Luton
Wembley
Crawley
Ilford
Hayes
Ipswich
Southend-on-Sea
Winchester
Folkestone
Eastbourne
Maidstone
Watford
Chichester

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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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