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Cheap flights from Dayton to London from £240

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dayton to London departing on 11/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Dayton to London

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
19:55 - 07:10DAY  Dayton-LHR London Heathrow
30h 15m2 stops Washington, D.C. Dulles Intl Montreal Pierre Elliott Trudeau Intl
United Airlines Logo
06:50 - 17:12LHR  London Heathrow-DAY Dayton
15h 22m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£556United Airlines
Sun, 15 Nov - Wed, 18 Nov
KLM Logo
11:24 - 06:25DAY  Dayton-LHR London Heathrow
14h 01m1 stop Atlanta Hartsfield-Jackson
KLM Logo
06:30 - 18:02LHR  London Heathrow-DAY Dayton
16h 32m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
£627KLM
Mon, 21 Sep - Tue, 6 Oct
Iberia Logo
12:35 - 10:25DAY  Dayton-LHR London Heathrow
16h 50m1 stop Chicago O'Hare Intl
Iberia Logo
19:40 - 23:56LHR  London Heathrow-DAY Dayton
33h 16m2 stops Madrid Barajas Chicago O'Hare Intl
£628Iberia
Wed, 3 Feb - Wed, 10 Feb
United Airlines Logo
05:30 - 11:55DAY  Dayton-LHR London Heathrow
25h 25m1 stop Chicago O'Hare Intl
United Airlines Logo
06:50 - 17:10LHR  London Heathrow-DAY Dayton
15h 20m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£642United Airlines
Tue, 22 Sep - Wed, 30 Sep
United Airlines Logo
14:10 - 05:55DAY  Dayton-LHR London Heathrow
10h 45m1 stop Chicago O'Hare Intl
United Airlines Logo
06:50 - 20:49LHR  London Heathrow-DAY Dayton
18h 59m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£642United Airlines
Mon, 2 Nov - Tue, 10 Nov
United Airlines Logo
11:30 - 11:55DAY  Dayton-LHR London Heathrow
19h 25m1 stop Chicago O'Hare Intl
United Airlines Logo
06:50 - 17:10LHR  London Heathrow-DAY Dayton
15h 20m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£642United Airlines
Wed, 23 Sep - Wed, 30 Sep
United Airlines Logo
14:20 - 09:00DAY  Dayton-LHR London Heathrow
13h 40m1 stop Chicago O'Hare Intl
United Airlines Logo
06:50 - 20:49LHR  London Heathrow-DAY Dayton
17h 59m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£642United Airlines
Tue, 20 Oct - Wed, 28 Oct
United Airlines Logo
14:55 - 06:55DAY  Dayton-LHR London Heathrow
11h 00m1 stop Washington, D.C. Dulles Intl
United Airlines Logo
06:50 - 20:49LHR  London Heathrow-DAY Dayton
17h 59m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£642United Airlines
Wed, 21 Oct - Wed, 28 Oct
United Airlines Logo
07:10 - 05:55DAY  Dayton-LHR London Heathrow
17h 45m1 stop Chicago O'Hare Intl
United Airlines Logo
06:50 - 20:49LHR  London Heathrow-DAY Dayton
18h 59m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£642United Airlines
Tue, 3 Nov - Tue, 10 Nov
United Airlines Logo
07:10 - 05:55DAY  Dayton-LHR London Heathrow
17h 45m1 stop Chicago O'Hare Intl
United Airlines Logo
06:50 - 20:49LHR  London Heathrow-DAY Dayton
18h 59m2 stops Brussels Bruxelles-National Chicago O'Hare Intl
£642United Airlines
Sun, 1 Nov - Tue, 10 Nov

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Iberia flights from Dayton to London Heathrow Airport

Our best Iberia deals on Dayton to London Heathrow Airport flight tickets
Iberia
3 Feb
DAY12:35Dayton
16h 50m
1 stop
LHR10:25London Heathrow
10 Feb
LHR19:40London Heathrow
33h 16m
2 stops
DAY23:56Dayton
£628
Iberia
6 Nov
DAY11:24Dayton
18h 01m
1 stop
LHR10:25London Heathrow
19 Nov
LHR06:15London Heathrow
20h 36m
2 stops
DAY21:51Dayton
£656
Iberia
12 Oct
DAY12:35Dayton
23h 05m
2 stops
LHR16:40London Heathrow
26 Oct
LHR19:40London Heathrow
32h 46m
2 stops
DAY00:26Dayton
£658

United Airlines flights from Dayton to London Heathrow Airport

Our best United Airlines deals on Dayton to London Heathrow Airport flight tickets
United Airlines
7 Nov
DAY14:50Dayton
35h 20m
2 stops
LHR07:10London Heathrow
10 Nov
LHR06:50London Heathrow
15h 22m
2 stops
DAY17:12Dayton
£552
United Airlines
15 Nov
DAY19:55Dayton
30h 15m
2 stops
LHR07:10London Heathrow
18 Nov
LHR06:50London Heathrow
15h 22m
2 stops
DAY17:12Dayton
£556
United Airlines
15 Nov
DAY19:55Dayton
9h 55m
1 stop
LHR10:50London Heathrow
18 Nov
LHR06:50London Heathrow
15h 22m
2 stops
DAY17:12Dayton
£646

momondo Fare Finder

 
Customise your flight search to find flights from Dayton to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 8 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

Sun 15/11

19:55-07:10

2 stops30h 15m

London Heathrow

Wed 18/11

06:50-17:12

2 stops15h 22m

£556

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Mon 21/9

11:24-06:25

1 stop14h 01m

London Heathrow

Tue 6/10

06:30-18:02

2 stops16h 32m

£627

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Wed 3/2

12:35-10:25

1 stop16h 50m

London Heathrow

Wed 10/2

19:40-23:56

2 stops33h 16m

£628

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Tue 22/9

05:30-11:55

1 stop25h 25m

London Heathrow

Wed 30/9

06:50-17:10

2 stops15h 20m

£642

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Mon 2/11

14:10-05:55

1 stop10h 45m

London Heathrow

Tue 10/11

06:50-20:49

2 stops18h 59m

£642

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Wed 23/9

11:30-11:55

1 stop19h 25m

London Heathrow

Wed 30/9

06:50-17:10

2 stops15h 20m

£642

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Tue 20/10

14:20-09:00

1 stop13h 40m

London Heathrow

Wed 28/10

06:50-20:49

2 stops17h 59m

£642
Fastest return journey

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

Tue 3/11

07:10-05:55

1 stop17h 45m

London Heathrow

Tue 10/11

06:50-20:49

2 stops18h 59m

£642

DaytonLondon

DAY Dayton - LHR London Heathrow

DAYLHR

Dayton

Sun 1/11

07:10-05:55

1 stop17h 45m

London Heathrow

Tue 10/11

06:50-20:49

2 stops18h 59m

£642

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Dayton to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to London Heathrow Airport?

In general, October is the cheapest month to fly from Dayton to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £468. The month of July is another great option to travel to London Heathrow Airport, with average flight prices from Dayton averaging around £479.

When to book flights from Dayton to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Dayton to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Dayton to London Heathrow Airport (DAY to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dayton to London Heathrow Airport

Fastest flight time

9h 52m

Direct flights

None
The fastest flight from Dayton to London Heathrow Airport takes 9h 52m
There are no direct flights from Dayton to London Heathrow Airport. There are no popular flight routes from Dayton to London Heathrow Airport.
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Frequently asked questions about flying from Dayton to London Heathrow Airport

  • How far is Dayton to London Heathrow by plane?

    The distance between Dayton and London Heathrow is about 3898.0 mi. Flights usually cover this in 9h 52m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Dayton Airport to London Heathrow Airport?

    Prices for flights from Dayton Airport to London Heathrow Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Dayton Airport to London Heathrow Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dayton Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The necessary travel and health documents for your London Heathrow Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Wembley
Gatwick
Milton Keynes
Stratford-upon-Avon
Luton
Southend-on-Sea
Slough
Northampton
Ipswich
Maidstone
Swindon
Folkestone
Ilford
Hastings
Poole
Canterbury
Guildford
Chichester
Hayes

Why use momondo?

Why should I use momondo to find a flight deal from Dayton to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dayton to London for you.

Can I find flights from Dayton to London with flexible booking policies on momondo?

Yes. All flights to London from Dayton on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Dayton to London?

Once you have performed a search for Dayton to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Dayton to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Dayton to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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