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Heathrow

$446+ 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
DAY — LHR
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$703
(Delta)

One-way from

$446
(Delta)

Popular in

December

Cheapest in

February

Average price

$1,345
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. 17% potential increase in price ($207 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($57 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/11. 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.
Tue 7/157:18 pmDAY - LHR
1 stop13h 12mDelta
Thu 7/319:40 amLHR - DAY
2 stops15h 36mDelta
Deal found 6/11$703
This United Airlines deal was found by Cheapflights users on 6/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/209:00 amDAY - LHR
2 stops16h 30mUnited Airlines
Tue 8/262:05 pmLHR - DAY
2 stops28h 09mUnited Airlines
Deal found 6/9$728
This KLM deal was found by Cheapflights users on 6/12. 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 9/236:40 pmDAY - LHR
1 stop13h 50mKLM
Tue 11/189:20 amLHR - DAY
1 stop18h 54mKLM
Deal found 6/12$750
This British Airways deal was found by Cheapflights users on 6/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1712:50 pmDAY - LHR
1 stop18h 25mBritish Airways
Fri 7/2512:30 pmLHR - DAY
1 stop14h 23mBritish Airways
Deal found 6/10$772
This Virgin Atlantic deal was found by Cheapflights users on 6/10. 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 7/1611:12 amDAY - LHR
2 stops16h 38mVirgin Atlantic
Sun 7/279:40 amLHR - DAY
2 stops19h 33mVirgin Atlantic
Deal found 6/10$776
This Austrian Airlines deal was found by Cheapflights users on 6/10. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1810:25 amDAY - LHR
2 stops27h 15mAustrian Airlines
Mon 9/223:05 pmLHR - DAY
2 stops32h 43mAustrian Airlines
Deal found 6/10$884
This KAYAK deal was found by Cheapflights users on 6/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/210:25 amDAY - LHR
2 stops18h 15mLufthansa
Sun 10/57:30 amLHR - DAY
2 stops21h 14mLufthansa
Deal found 6/11$907
This Air France deal was found by Cheapflights users on 6/11. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/167:18 pmDAY - LHR
1 stop13h 12mAir France
Mon 7/281:05 pmLHR - DAY
1 stop16h 08mAir France
Deal found 6/11$961
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/81:14 pmDAY - LHR
1 stop13h 26mAmerican Airlines
Tue 7/152:25 pmLHR - DAY
1 stop13h 32mAmerican Airlines
Deal found 6/10$977
This Finnair deal was found by Cheapflights users on 6/11. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/135:38 pmDAY - LHR
1 stop11h 42mFinnair
Sun 7/279:15 amLHR - DAY
1 stop18h 42mFinnair
Deal found 6/11$1,002
This Scandinavian Airlines deal was found by Cheapflights users on 6/10. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/183:55 pmDAY - LHR
2 stops21h 35mScandinavian Airlines
Mon 9/226:40 amLHR - DAY
3 stops21h 34mScandinavian Airlines
Deal found 6/10$1,219
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/252:52 pmDAY - LHR
3 stops25h 53mMultiple Airlines
Fri 8/16:00 amLHR - DAY
3 stops22h 58mMultiple Airlines
Deal found 6/10$1,390

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 June 12, 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

Tue 7/15

7:18 pm-1:30 pm

1 stop13h 12m

London Heathrow

Wed 7/30

9:40 am-8:16 pm

2 stops15h 36m

$703

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Wed 8/20

11:42 am-6:20 am

1 stop13h 38m

London Heathrow

Tue 8/26

2:05 pm-11:07 am

2 stops26h 02m

$728

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Tue 9/23

6:40 pm-1:30 pm

1 stop13h 50m

London Heathrow

Tue 11/18

9:20 am-11:14 pm

1 stop18h 54m

$750

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Thu 7/17

12:50 pm-12:15 pm

1 stop18h 25m

London Heathrow

Fri 7/25

12:30 pm-9:53 pm

1 stop14h 23m

$772

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Wed 7/16

11:12 am-8:50 am

2 stops16h 38m

London Heathrow

Sun 7/27

9:40 am-12:13 am

2 stops19h 33m

$776

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Thu 9/18

10:25 am-6:40 pm

2 stops27h 15m

London Heathrow

Mon 9/22

3:05 pm-6:48 pm

2 stops32h 43m

$884

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Thu 10/2

10:25 am-9:40 am

2 stops18h 15m

London Heathrow

Sun 10/5

7:30 am-11:44 pm

2 stops21h 14m

$907

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Wed 7/16

7:18 pm-1:30 pm

1 stop13h 12m

London Heathrow

Mon 7/28

1:05 pm-12:13 am

1 stop16h 08m

$961

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Tue 7/8

1:14 pm-7:40 am

1 stop13h 26m

London Heathrow

Tue 7/15

2:25 pm-10:57 pm

1 stop13h 32m

$977

DaytonLondon

DAY - LHR

DAYLHR

Dayton

Sun 7/13

5:38 pm-10:20 am

1 stop11h 42m

London Heathrow

Sun 7/27

9:15 am-10:57 pm

1 stop18h 42m

$1,002

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 13 results
1
2

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 $1,108). 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 June 12, 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.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 June 12, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Austrian Airlines from Dayton to London to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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!
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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 3 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.

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

    Delta, at $703, was found to be the cheapest airline from Dayton to London Heathrow Airport.Alternate airlines to your destination round-trip include United Airlines and KLM. Delta is currently priced 30% below the average price you’ll pay for this route.

  • 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 $1,108). 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 Dayton?

Book flights to Dayton if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Canterbury
Harrow
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Folkestone
Borehamwood
Broadway
Sutton
Aylesbury
Chelmsford
Brentwood

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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 3 airlines flying from Dayton to Heathrow

Discover the top 3 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$680Average$1,070FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$718Average$926FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$737Average$1,025FlexibilityNo cancel feeOn-time71%

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