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£242 Cheap Flights from Dayton (DAY) to London (LHR)

View £242 flight on Mon, 1 Feb 2027Opens in a new window

Popular airlines from Dayton Intl. Airport (DAY) to Heathrow Airport (LHR)

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Cheap Flights from Dayton (DAY) to London (LHR)

Prices were available within the past 7 days and start at £242 for one-way flights and £636 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Mon, 21 Sept - Mon, 28 Sept
DAY
Dayton
LHR
London
£636 Return, found 1 day ago
£636
Return
found 1 day ago
Select KLM flight, departing Mon, 21 Sept from Dayton to London, returning Mon, 28 Sept, priced at £636 found 1 day ago
KLM
Wed, 2 Dec - Tue, 15 Dec
DAY
Dayton
LHR
London
£641 Return, just found
£641
Return
just found
Select KLM flight, departing Wed, 2 Dec from Dayton to London, returning Tue, 15 Dec, priced at £641 just found
Iberia
Mon, 21 Sept - Mon, 28 Sept
DAY
Dayton
LHR
London
£641 Return, found 1 day ago
£641
Return
found 1 day ago
Select Iberia flight, departing Mon, 21 Sept from Dayton to London, returning Mon, 28 Sept, priced at £641 found 1 day ago
Air France
Wed, 30 Sept - Thu, 8 Oct
DAY
Dayton
LHR
London
£642 Return, found 1 day ago
£642
Return
found 1 day ago
Select Air France flight, departing Wed, 30 Sept from Dayton to London, returning Thu, 8 Oct, priced at £642 found 1 day ago
KLM
Mon, 21 Sept - Mon, 28 Sept
DAY
Dayton
LHR
London
£643 Return, found 1 day ago
£643
Return
found 1 day ago
Select KLM flight, departing Mon, 21 Sept from Dayton to London, returning Mon, 28 Sept, priced at £643 found 1 day ago
Air France
Wed, 30 Sept - Thu, 8 Oct
DAY
Dayton
LHR
London
£645 Return, found 1 day ago
£645
Return
found 1 day ago
Select Air France flight, departing Wed, 30 Sept from Dayton to London, returning Thu, 8 Oct, priced at £645 found 1 day ago
Iberia
Mon, 21 Sept - Mon, 28 Sept
DAY
Dayton
LHR
London
£647 Return, found 1 day ago
£647
Return
found 1 day ago
Select Iberia flight, departing Mon, 21 Sept from Dayton to London, returning Mon, 28 Sept, priced at £647 found 1 day ago
KLM
Wed, 2 Dec - Tue, 15 Dec
DAY
Dayton
LHR
London
£647 Return, just found
£647
Return
just found
Select KLM flight, departing Wed, 2 Dec from Dayton to London, returning Tue, 15 Dec, priced at £647 just found
Brussels Airlines
Wed, 30 Sept - Thu, 8 Oct
DAY
Dayton
LHR
London
£650 Return, found 1 day ago
£650
Return
found 1 day ago
Select Brussels Airlines flight, departing Wed, 30 Sept from Dayton to London, returning Thu, 8 Oct, priced at £650 found 1 day ago
Lufthansa
Wed, 30 Sept - Thu, 8 Oct
DAY
Dayton
LHR
London
£651 Return, found 1 day ago
£651
Return
found 1 day ago
Select Lufthansa flight, departing Wed, 30 Sept from Dayton to London, returning Thu, 8 Oct, priced at £651 found 1 day ago

Alternative airports near London

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Heathrow LHR. Cheapest option available. Average driving time to city centre is 28 minutes. Flights from £814
LHR
Heathrow
Cheapest
Average driving time to city centre28 min
Flights from £814

Find the cheapest month to fly from Dayton (DAY) to London (LHR)

February is typically the cheapest month to fly

From £450 - £861 per traveller.

Frequently asked questions

How much does a flight from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow) cost?
You can find one-way and return flights from DAY to LHR with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when DAY to LHR ticket fares go up or down.
What is the cheapest month to fly from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow)?
The cheapest months to fly from DAY to LHR are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow)?
Enter DAY to LHR and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow)?
American Eagle is one of the cheapest airlines offering connecting return flights from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow), with prices starting from around £462 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow)?
To find a cheap flight from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow)?
There are approximately 29 connecting flights per day from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow). Some common connection points include O'Hare Intl. (ORD), Hartsfield-Jackson Atlanta Intl. (ATL), and Washington Dulles Intl. (IAD).
What is the earliest flight from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow)?
The earliest flight from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow) typically departs around 5:30 AM. This service is operated by United. This is a seasonal service, active only in May. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow)?
You'll typically find the most flights from James M. Cox Dayton Intl. (DAY) to London Heathrow (LHR) on a Wednesday, with around 40 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include American Airlines, United, and Delta. Flight schedules are quite consistent throughout the week, so you'll have plenty of options no matter which day you choose to fly.
What are the most popular departure times for flights from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow)?
The most popular departure times for flights from James M. Cox Dayton Intl. (DAY) to Heathrow (LHR) are between 12pm and 3pm. Many major carriers, including United, American Airlines and Delta, offer flights during this window. Many travellers prefer this time as it allows for a morning in Dayton and an evening arrival in London.
How long does it take to fly from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow)?
There are no nonstop flights from James M. Cox Dayton Intl. (DAY) to London Heathrow (LHR). The journey covers a distance of approximately 6,270 kilometers. For flights with one stop, you can expect the travel time to be around 14 hours. If your journey involves two or more stops, the total travel time typically extends to about 15 hours 18 minutes. Keep in mind that these are average times, and actual flight durations can vary depending on factors like layover length, routing, and weather conditions.
Can you fly business or first class from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow)?
Yes, you can fly business class or first class between DAY and LHR. Airlines that offer business class service on this route include:
  • United
  • Delta
  • American Airlines
  • Finnair
First class cabins are available on American Airlines.
How do I earn miles on a Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow) flight with Expedia?
It's easy to earn miles on a Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for London (LHR) from Dayton, OH (DAY)?
If you're planning to travel to London from James M. Cox Dayton Intl. (DAY), you can fly directly into Heathrow Airport (LHR). Some flights may connect through major hubs like O'Hare Intl. (ORD), Washington Dulles Intl. (IAD), or Hartsfield-Jackson Atlanta Intl. (ATL) before reaching London. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow) at the last minute?
Typically, booking a last minute flight from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow) flight and hotel package?
Securing a Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow)?
If you booked your Dayton, OH (DAY-James M. Cox Dayton Intl.) to London (LHR-Heathrow) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
James M. Cox Dayton Intl.
Destination airport
Heathrow
Return price
£636
Distance
6232 km

Book with confidence

Compare flights from Dayton to London easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Dayton to London. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Heathrow in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from James M. Cox Dayton Intl. to Heathrow.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from James M. Cox Dayton Intl. (DAY) to Heathrow (LHR)

The easiest way to view the best deals on flights from Dayton to London today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from James M. Cox Dayton Intl. to Heathrow start at just £636 and range up to £651.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Dayton and London
  • booking your flight during September, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Dayton to London flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from James M. Cox Dayton Intl. to Heathrow for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Dayton to London easily and book with confidence

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*Available to Expedia members.