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$465+ Cheap flights from Dayton (DAY) to Heathrow (LHR)

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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — LHR
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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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 September 11, 2025.

Round-trip from

$525
(Delta)

One-way from

$465
(Netflights)

Popular in

June

Cheapest in

September

Average price

$775
From Dayton to London Heathrow
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One-way flight from Dayton to London Heathrow
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Highest demand for flights based on searches. 16% potential increase in price ($196 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 11, 2025.

This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/214:38 pmDAY - LHR
1 stop15h 52mDelta
Fri 10/316:30 amLHR - DAY
2 stops20h 14mDelta
Deal found 9/9$525
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/81:29 pmDAY - LHR
2 stops14h 46mDelta
Wed 10/158:40 amLHR - DAY
2 stops19h 04mDelta
Deal found 9/10$530
This KLM deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/216:37 pmDAY - LHR
1 stop13h 53mKLM
Fri 10/313:50 pmLHR - DAY
1 stop22h 34mKLM
Deal found 9/9$531
This Virgin Atlantic deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/811:09 amDAY - LHR
1 stop21h 21mVirgin Atlantic
Wed 10/153:15 pmLHR - DAY
1 stop12h 29mVirgin Atlantic
Deal found 9/10$532
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/161:16 pmDAY - LHR
1 stop12h 59mDelta
Tue 9/239:55 amLHR - DAY
2 stops18h 12mDelta
Deal found 9/9$626
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1711:15 amDAY - LHR
2 stops18h 00mDelta
Wed 10/226:30 amLHR - DAY
2 stops16h 29mDelta
Deal found 9/11$631
This KLM deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:37 pmDAY - LHR
1 stop13h 53mKLM
Tue 9/231:05 pmLHR - DAY
1 stop15h 02mKLM
Deal found 9/9$632
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2511:09 amDAY - LHR
2 stops17h 06mDelta
Sat 11/111:15 amLHR - DAY
2 stops28h 09mDelta
Deal found 9/10$635
This KLM deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:15 amDAY - LHR
1 stop14h 30mKLM
Thu 10/91:05 pmLHR - DAY
1 stop14h 39mKLM
Deal found 9/9$692
This Virgin Atlantic deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/184:36 pmDAY - LHR
2 stops13h 49mVirgin Atlantic
Thu 10/93:15 pmLHR - DAY
1 stop12h 29mVirgin Atlantic
Deal found 9/9$697

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated September 11, 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

Sun 9/21

4:38 pm-1:30 pm

1 stop15h 52m

London Heathrow

Fri 10/31

6:30 am-10:44 pm

2 stops20h 14m

$525

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Wed 10/8

11:09 am-6:45 am

1 stop14h 36m

London Heathrow

Wed 10/15

8:40 am-10:44 pm

2 stops19h 04m

$525

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Sun 9/21

6:37 pm-1:30 pm

1 stop13h 53m

London Heathrow

Fri 10/31

3:50 pm-10:24 am

1 stop22h 34m

$531

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Wed 10/8

11:09 am-1:30 pm

1 stop21h 21m

London Heathrow

Wed 10/15

3:15 pm-10:44 pm

1 stop12h 29m

$532

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Wed 10/8

11:09 am-6:45 am

1 stop14h 36m

London Heathrow

Wed 10/15

3:15 pm-10:44 pm

1 stop12h 29m

$532

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Wed 3/4

11:05 am-9:00 am

1 stop16h 55m

London Heathrow

Mon 3/9

6:20 am-11:16 pm

2 stops20h 56m

$582

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Sun 12/14

6:20 pm-10:25 am

1 stop11h 05m

London Heathrow

Wed 1/7

1:10 pm-8:30 pm

1 stop12h 20m

$717

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Mon 10/6

5:18 pm-12:15 pm

1 stop13h 57m

London Heathrow

Mon 10/13

1:10 pm-11:59 pm

1 stop15h 49m

$717

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Mon 12/1

2:17 pm-6:55 am

1 stop11h 38m

London Heathrow

Mon 12/8

2:10 pm-11:09 pm

1 stop13h 59m

$717

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Wed 9/17

1:16 pm-6:45 am

1 stop12h 29m

$465

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 18 results
1
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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 round-trip 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, November is the cheapest month in which you can book a flight from Dayton to London Heathrow Airport (average of $661). Flying from Dayton to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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.

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

Find hourly flight availability from Dayton to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Dayton to London Heathrow Airport at noon. If you’re flexible enough to do this you can expect to save up to 24% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated September 11, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Dayton to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,361 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Food

7.3

Boarding

8.2

Comfort

7.9

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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?

    Dayton (DAY) is the airport you will fly out of if you book a flight from Dayton to London Heathrow. You should not have trouble finding flights to London Heathrow from Dayton; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 4 airlines have flights from the Dayton airport to London Heathrow. It is only a 10.0 mi journey to Dayton (DAY) from Dayton’s city center.

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

    For as low as $531, Delta can have you in London Heathrow Airport from Dayton in 13h 53m. The distance between Dayton and London Heathrow Airport is about 3893 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Dayton to London Heathrow Airport round-trip?

    United Airlines, at $630, was found to be the cheapest airline from Dayton to London Heathrow Airport.Alternate airlines to your destination round-trip include British Airways and Delta. United Airlines is currently priced 36% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Dayton to London Heathrow Airport one-way?

    One-way options have recently been found by users for as low as $465 on Virgin Atlantic. Other airlines that offer cheap prices include Lufthansa from $477 and Delta from $494 one-way.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Dayton to London Heathrow Airport (average of $661). Flying from Dayton to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Wembley
Folkestone

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Dayton to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Dayton to Heathrow

Discover the top 4 airlines that operate flights from Dayton to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$630Average$949FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$645Average$954FlexibilityNo cancel feeOn-time70%
DeltaCheapest$704Average$840FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$737Average$1,108FlexibilityNo cancel feeOn-time71%

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