$636 Cheap Flights from Hartford to London

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Find The Best Dates To Fly from Bradley Intl. to Heathrow

Amazing BDL to LHR Flight Deals

The cheapest flights to Heathrow found within the past 7 days were $731 round trip and $636 one way. Prices and availability subject to change. Additional terms may apply.

Best Heathrow Flight and Hotel Packages

Heathrow flight + hotel packages - economy flights

Merit Kensington Hotel
The Park City Grand Plaza Kensington
Oxford Hotel Earl's Court
The LaLit London
Queens Park Hotel
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Frequently asked questions

Can I catch a flight from BDL to Heathrow Airport right now?
For info on any current Heathrow Airport (LHR) quarantine requirements and travel advice, visit the Covid-19 Travel Advisor. Check before you arrange your flight, so you don’t get caught up en route.
Are there direct flights from Bradley Intl. Airport (BDL) to Heathrow Airport (LHR)?
American Airlines, Delta and United Airlines will take you to London from Windsor Locks with just one stopover. Unfortunately, there aren’t any direct flights between BDL and London Heathrow just yet.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to LHR, please visit our Customer Service Portal.
How long is the flight from Bradley International Airport to Heathrow Airport?
It takes approximately 10 hours and 48 minutes to get from Bradley Intl. Airport (BDL) to London Heathrow. For this long-haul flight, you’ll want to be as organized as possible. Think about bringing a neck pillow for improved sleep, packing a few healthy snacks and wearing comfortable clothes.
What is the flight distance from Bradley International Airport to LHR?
With 3,300 mi between Windsor Locks and London, you’ll have plenty of time to rest and relax. Make use of the in-flight entertainment, read a magazine or get some shut-eye.
What airlines fly from BDL to LHR?
With no direct flights on offer, it will be in your best interest to plan ahead when you’re traveling between BDL and Heathrow Airport. Find a convenient route with the least amount of layovers and save yourself some time.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with British Airways, Virgin Atlantic or SAS you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.


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Route Info

Flight path for flights from Bradley International Airport to London Heathrow Airport.

3,368.00 miles

Discover our best flights from Hartford BDL to London LHR. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 


Find our best return flights from Hartford BDL to London LHR at the right price  

Airfares to London LHR from Hartford BDL currently cost between $731 and $757. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 


Book one-way flights from Hartford BDL to London LHR 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Hartford BDL to London LHR on Travelocity starting at $636. Prices and availability subject to change. Additional terms may apply. 


Get to London LHR from Hartford BDL quicker with direct flights. 

Get to London faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to LHR from BDL to take around hour(s) min(s).  


Find our cheapest airfares for flights from Hartford BDL to London LHR

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to LHR from BDL. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  


Get our best airfare deals for your flight from Hartford BDL to London LHR today 

If you’re flexible about when you travel, December is usually the cheapest month to fly from Hartford BDL to London LHR. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 


Book flexible airline tickets for flights to London LHR from Hartford BDL 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to LHR from BDL have this option.  


Travel with confidence when you book flights to London LHR from Hartford BDL with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving.