How long is the flight from Hartford to London?

For as low as £458, United Airlines can have you in London from Hartford in 20h 15m. There are 3340 mi between Hartford and London. This flight may include one or multiple stops.

What is the cheapest day to fly from Hartford to London?

Travellers seeking maximum savings on their Hartford to London flight should consider departing on Tuesday at midday when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

What are the most popular routes from Hartford to London?

While some choose either Hartford Bradley Intl - London Gatwick or Hartford Bradley Intl - London City, Hartford Bradley Intl - London Heathrow is the most popular route from Hartford to London.

What is the cheapest day to fly round-trip from Hartford to London?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 58% on the overall cost on flights from Hartford to London.

What airport do you fly from for flights from Hartford to London?

Located just 11.9 mi from the city center, Hartford Bradley Intl is the airport most travelers will use when flying to London from Hartford. Booking flights from Bradley Intl (BDL) to London should be relatively easy as there are 0 daily outbound flights to London from 0 different airlines.

Can I find deals for flights from Hartford to London that include hotel bookings?

Yes. In addition to deals on Hartford to London flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Hartford to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hartford to London.

Can I find deals for business class flights from Hartford to London?

Yes. Cheapflights offers flight deals from Hartford to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£193+ Flights from Hartford to London

Q: How much does it cost for a return flight from Hartford to London?

Airfare is below average for this route at the moment. Hartford to London flights typically cost between £531 and £681 in October. The cheapest return flight price found within the last 3 days was £443 on JetBlue (17 Oct-27 Oct).

Cheapflights Tip: The best prices from Hartford Bradley Intl to London are usually found in April or January, booked 15 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from Hartford to London

Round-trip from	£443
One-way from	£193
Popular in	June
Cheapest in	April
Average price	£609

JetBlue
17/10-27/10
2 total stops
28h 29m total
Hartford to London

Search Deals

12/10
2 total stops
32h 49m total
Hartford to London

Search Deals

Highest demand for flights based on searches. 13% potential increase in price (£75 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Hartford to London

Cheapest flights from Hartford to London
Explore the most affordable flight options available from Hartford to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Sun 21/914:36BDL - LHR

1 stop11h 39mVirgin Atlantic

Tue 7/1011:20LHR - BDL

1 stop15h 49mVirgin Atlantic

Deal found 14/9£433

Fri 17/1007:10BDL - LHR

1 stop8h 35mJetBlue

Mon 27/1008:05LHR - BDL

1 stop19h 54mJetBlue

Deal found 13/9£443

Wed 1/1006:00BDL - LHR

2 stops22h 35mUnited Airlines

Tue 7/1009:30LHR - BDL

2 stops41h 13mUnited Airlines

Deal found 14/9£447

Tue 28/1010:34BDL - LHR

1 stop20h 16mUnited Airlines

Tue 4/1109:00LHR - BDL

2 stops19h 59mUnited Airlines

Deal found 13/9£451

Wed 29/1012:56BDL - LHR

1 stop14h 59mUnited Airlines

Wed 5/1106:35LHR - BDL

2 stops17h 16mUnited Airlines

Deal found 14/9£453

Sun 5/1006:00BDL - LHR

2 stops19h 35mAir Canada

Fri 17/1016:00LHR - BDL

2 stops27h 10mAir Canada

Deal found 13/9£457

Tue 30/907:00BDL - LHR

1 stop18h 45mDelta

Tue 14/1008:40LHR - BDL

2 stops18h 29mDelta

Deal found 15/9£459

Wed 12/1106:10BDL - LHR

1 stop18h 45mUnited Airlines

Mon 17/1116:40LHR - BDL

2 stops31h 11mUnited Airlines

Deal found 14/9£461

Mon 20/1017:06BDL - LHR

2 stops15h 24mDelta

Tue 28/1006:20LHR - BDL

2 stops20h 54mDelta

Deal found 13/9£462

Wed 1/1013:15BDL - LGW

2 stops15h 45mMultiple Airlines

Tue 7/1014:00LGW - BDL

1 stop29h 49mMultiple Airlines

Deal found 14/9£486

Tue 30/912:50BDL - LCY

2 stops13h 25mDelta

Tue 14/1007:45LCY - BDL

2 stops20h 29mDelta

Deal found 13/9£501

Fri 26/920:52BDL - LGW

1 stop32h 08mMultiple Airlines

Sat 4/1014:00LGW - BDL

2 stops26h 33mMultiple Airlines

Deal found 13/9£513

Best flights from Hartford to London
Discover carefully curated flight deals from Hartford to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 September 2025.

Wed 1/1006:00BDL - LHR

2 stops22h 35mUnited Airlines

Tue 7/1009:30LHR - BDL

2 stops41h 13mUnited Airlines

Deal found 14/9£447

Mon 6/1019:53BDL - LHR

2 stops29h 42mAir Canada

Fri 17/1016:00LHR - BDL

2 stops27h 10mAir Canada

Deal found 13/9£457

Mon 20/1006:00BDL - LHR

1 stop20h 15mDelta

Tue 28/1011:30LHR - BDL

2 stops15h 44mDelta

Deal found 13/9£458

Tue 14/1016:59BDL - LHR

1 stop15h 31mVirgin Atlantic

Fri 24/1011:45LHR - BDL

1 stop16h 29mVirgin Atlantic

Deal found 14/9£464

Tue 28/1014:12BDL - LHR

1 stop14h 48mKLM

Wed 18/212:30LHR - BDL

1 stop13h 46mKLM

Deal found 14/9£464

Fri 26/920:52BDL - LGW

1 stop32h 08mMultiple Airlines

Sat 4/1014:00LGW - BDL

2 stops26h 33mMultiple Airlines

Deal found 13/9£513

Tue 30/918:05BDL - LCY

1 stop11h 15mBritish Airways

Tue 14/1006:45LCY - BDL

1 stop14h 50mBritish Airways

Deal found 13/9£726

Wed 12/1107:00BDL - LGW

2 stops28h 10mTurkish Airlines

Mon 17/1106:25LGW - BDL

2 stops22h 36mTurkish Airlines

Deal found 14/9£734

Wed 29/1012:56BDL - LHR

1 stop14h 59mUnited Airlines

Wed 5/1106:35LHR - BDL

2 stops17h 16mUnited Airlines

Deal found 14/9£453

Tue 28/1007:05BDL - LHR

1 stop19h 20mDelta

Wed 18/209:00LHR - BDL

2 stops19h 47mDelta

Deal found 14/9£458

Sun 19/1019:10BDL - LHR

1 stop13h 20mKLM

Tue 28/1008:55LHR - BDL

1 stop13h 40mKLM

Deal found 13/9£464

Tue 30/911:56BDL - LHR

1 stop14h 19mDelta

Tue 14/1008:40LHR - BDL

2 stops19h 34mDelta

Deal found 14/9£459

Last-minute flights from Hartford to London
Discover last-minute flight deals from Hartford to London. Data last updated 15 September 2025 and is based on user searches.

Sun 21/914:36BDL - LHR

1 stop11h 39mVirgin Atlantic

Tue 7/1011:20LHR - BDL

1 stop15h 49mVirgin Atlantic

Deal found 14/9£433

Fri 26/920:52BDL - LGW

1 stop32h 08mMultiple Airlines

Sat 4/1014:00LGW - BDL

2 stops26h 33mMultiple Airlines

Deal found 13/9£513

Tue 30/907:00BDL - LHR

1 stop18h 45mDelta

Tue 14/1008:40LHR - BDL

2 stops18h 29mDelta

Deal found 15/9£459

Tue 30/919:53BDL - LHR

1 stop9h 47mUnited Airlines

Tue 7/1012:15LHR - BDL

1 stop11h 37mUnited Airlines

Deal found 15/9£464

Tue 30/912:50BDL - LCY

2 stops13h 25mDelta

Tue 14/1007:45LCY - BDL

2 stops20h 29mDelta

Deal found 13/9£501

Wed 1/1006:00BDL - LHR

2 stops22h 35mUnited Airlines

Tue 7/1009:30LHR - BDL

2 stops41h 13mUnited Airlines

Deal found 14/9£447

Wed 1/1013:15BDL - LGW

2 stops15h 45mMultiple Airlines

Tue 7/1014:00LGW - BDL

1 stop29h 49mMultiple Airlines

Deal found 14/9£486

Sun 5/1006:00BDL - LHR

2 stops19h 35mAir Canada

Fri 17/1016:00LHR - BDL

2 stops27h 10mAir Canada

Deal found 13/9£457

Fri 17/1007:10BDL - LHR

1 stop8h 35mJetBlue

Mon 27/1008:05LHR - BDL

1 stop19h 54mJetBlue

Deal found 13/9£443

Mon 20/1017:06BDL - LHR

2 stops15h 24mDelta

Tue 28/1006:20LHR - BDL

2 stops20h 54mDelta

Deal found 13/9£462

Tue 28/1010:34BDL - LHR

1 stop20h 16mUnited Airlines

Tue 4/1109:00LHR - BDL

2 stops19h 59mUnited Airlines

Deal found 13/9£451

Wed 29/1012:56BDL - LHR

1 stop14h 59mUnited Airlines

Wed 5/1106:35LHR - BDL

2 stops17h 16mUnited Airlines

Deal found 14/9£453

One-way flights from Hartford to London
Search for one-way flight options from Hartford to London. Find affordable one-way fares based on user searches. Data last updated 15 September 2025.

Sun 12/1020:31BDL - LHR

2 stops32h 49mMultiple Airlines

Deal found 13/9£193

Tue 4/1112:53BDL - LGW

2 stops36h 07mMultiple Airlines

Deal found 14/9£200

Mon 3/1119:36BDL - LGW

3 stops53h 24mMultiple Airlines

Deal found 14/9£212

Thu 8/115:00BDL - LGW

2 stops34h 00mMultiple Airlines

Deal found 13/9£217

Mon 27/1007:00BDL - LHR

1 stop9h 45mJetBlue

Deal found 14/9£220

Thu 9/1020:31BDL - LHR

2 stops40h 14mMultiple Airlines

Deal found 14/9£224

Mon 3/1119:10BDL - LHR

3 stops41h 20mMultiple Airlines

Deal found 14/9£227

Thu 8/107:00BDL - LHR

1 stop21h 30mJetBlue

Deal found 13/9£228

Mon 3/1119:36BDL - STN

3 stops37h 14mMultiple Airlines

Deal found 14/9£238

Sun 28/912:18BDL - LHR

3 stops53h 37mMultiple Airlines

Deal found 13/9£241

Mon 3/1119:36BDL - LTN

3 stops43h 44mMultiple Airlines

Deal found 14/9£241

Tue 4/1109:05BDL - LHR

3 stops27h 25mMultiple Airlines

Deal found 14/9£244

Fly from

Fly to

Route

Depart

Return

Price

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Wed 1/10

06:00-09:35

2 stops22h 35m

London Heathrow

Tue 7/10

09:30-21:43

2 stops41h 13m

£447

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Wed 29/10

12:56-07:55

1 stop14h 59m

London Heathrow

Wed 5/11

06:35-18:51

2 stops17h 16m

£453

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Mon 6/10

19:53-06:35

2 stops29h 42m

London Heathrow

Fri 17/10

16:00-14:10

2 stops27h 10m

£457

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Mon 20/10

06:00-07:15

1 stop20h 15m

London Heathrow

Tue 28/10

11:30-23:14

2 stops15h 44m

£458

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Tue 28/10

07:05-06:25

1 stop19h 20m

London Heathrow

Wed 18/2

09:00-23:47

2 stops19h 47m

£458

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Tue 30/9

11:56-07:15

1 stop14h 19m

London Heathrow

Tue 14/10

08:40-23:14

2 stops19h 34m

£459

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Tue 14/10

16:59-13:30

1 stop15h 31m

London Heathrow

Fri 24/10

11:45-23:14

1 stop16h 29m

£464

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Tue 28/10

14:12-09:00

1 stop14h 48m

London Heathrow

Wed 18/2

12:30-21:16

1 stop13h 46m

£464

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Sun 19/10

19:10-13:30

1 stop13h 20m

London Heathrow

Tue 28/10

08:55-18:35

1 stop13h 40m

£464

HartfordLondon

BDL - LHR

BDLLHR

Hartford Bradley Intl

Sun 5/10

06:00-08:20

1 stop21h 20m

London Heathrow

Fri 17/10

08:30-17:32

1 stop14h 02m

£464

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Showing 1-10 of 60 results

...

Best time to book a flight from Hartford to London

Have a flexible travel schedule? Discover the best time to fly to London from Hartford with our price prediction graph.

Estimated return 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 Hartford to London

How far ahead should I book a flight from Hartford to London?

Booking 15 days in advance of your planned departure date is, on average, the best time to get cheap flights from Hartford to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Hartford to London?

Currently, January is the cheapest month in which you can book a flight from Hartford to London (average of £112). Flying from Hartford to London in August is currently the most expensive (average of £164). 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 BDL to LON?

It’s optimal to fly from Hartford to London in the afternoon. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight in the evening.

How much does it cost for a return flight from Hartford to London?

What’s the top stopover airport for flights from Hartford to London?

Dublin (DUB) – chosen by Cheapflights users on 50% of one-stop itineraries from Hartford to London on Cheapflights.

What’s the cheapest stopover airport for flights from Hartford to London?

New York (JFK) is the most affordable one-stop option, with an average return flight price of £442.

What’s the fastest stopover option from Hartford to London?

Flights via New York (JFK) have the shortest average one-way travel time for one-stop routes: 8h 35m.

Which airport typically offers the quickest stopover for flights from Hartford to London?

Flights via Washington, D.C. (IAD) offer the fastest connection on this route, with an average stopover time of 1h 43m.

Reviews of airlines servicing London

Read through reviews of airlines operating flights from Hartford to London, such as Aer Lingus. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Aer Lingus

7.2

Good

1,270 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.

Aer Lingus

7.2

Good

1,270 reviews

Aer Lingus

7.2

Good

1,270 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

SEA - DUB

Most airlines board by group even though passengers are seated at the back. At Seatac, passengers were seated starting at the back. Otherwise, flight was good.

Related info for your journey

What airport do you fly from for flights from Hartford to London?
Located just 11.9 mi from the city center, Hartford Bradley Intl is the airport most travelers will use when flying to London from Hartford. Booking flights from Bradley Intl (BDL) to London should be relatively easy as there are 0 daily outbound flights to London from 0 different airlines.
How long is the flight from Hartford to London?
For as low as £458, United Airlines can have you in London from Hartford in 20h 15m. There are 3340 mi between Hartford and London. This flight may include one or multiple stops.
What are the most popular routes from Hartford to London?
While some choose either Hartford Bradley Intl - London Gatwick or Hartford Bradley Intl - London City, Hartford Bradley Intl - London Heathrow is the most popular route from Hartford to London.
Can I find deals for flights from Hartford to London that include hotel bookings?
Yes. In addition to deals on Hartford to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Hartford to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hartford to London.
Can I find deals for business class flights from Hartford to London?
Yes. Cheapflights offers flight deals from Hartford to London 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 Hartford to London?
Currently, January is the cheapest month in which you can book a flight from Hartford to London (average of £112). Flying from Hartford to London in August is currently the most expensive (average of £164). 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

Milton Keynes

Croydon

Hounslow

Slough

Gatwick

Luton

Deal

Wembley

Ilford

Crawley

Hayes

Watford

Winchester

Chichester

Ipswich

Dartford

Guildford

Brentford

Bishop's Stortford

Romford

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How does Cheapflights help users find flights from Hartford to London?

Deals for Hartford to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Hartford to London?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to London from Hartford.

Can Cheapflights find flights from Hartford to London with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Hartford to London flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Hartford to London become cheaper?

Of course! You can now track prices for flights from Hartford to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Hartford to London from £193

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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Hartford Bradley Intl to London are usually found in April or January, booked 15 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from Hartford to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Hartford to London

Cheapest flights from Hartford to LondonExplore the most affordable flight options available from Hartford to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Explore the most affordable flight options available from Hartford to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hartford to London that are best for you.

Best time to book a flight from Hartford to London

Have a flexible travel schedule? Discover the best time to fly to London from Hartford with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Hartford to London

How far ahead should I book a flight from Hartford to London?

Use this chart to determine the optimal time to book a return flight from Hartford to London. Price data was last updated on 12 September 2025.

What is the cheapest month to book a flight from Hartford to London?

What is the cheapest time of day to fly from BDL to LON?

Find hourly flight availability from Hartford to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.

How much does it cost for a return flight from Hartford to London?

What’s the top stopover airport for flights from Hartford to London?

Share of one-stop return flights from Hartford to London chosen by Cheapflights users in the past 12 months, using the same stopover each way.

What’s the cheapest stopover airport for flights from Hartford to London?

Average return fare for one-stop flights from Hartford to London, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

What’s the fastest stopover option from Hartford to London?

Shortest average travel time for one-stop one-way flights from Hartford to London, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Which airport typically offers the quickest stopover for flights from Hartford to London?

Average stopover duration for one-stop one-way flights from Hartford to London, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Reviews of airlines servicing London

Read through reviews of airlines operating flights from Hartford to London, such as Aer Lingus. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Hartford to London. 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 Hartford to London?

How long is the flight from Hartford to London?

What are the most popular routes from Hartford to London?

Can I find deals for flights from Hartford to London that include hotel bookings?

How can I find direct flights from Hartford to London?

Can I find deals for business class flights from Hartford to London?

What is the cheapest month to book a flight from Hartford to London?

Travelling to a place near London?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Hartford to London

See prices for flight routes from nearby airports that may be better suited for you.

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How does Cheapflights help users find flights from Hartford to London?

Why should you use Cheapflights to find cheap flight tickets from Hartford to London?

Can Cheapflights find flights from Hartford to London with no change fees?

Can Cheapflights notify me if prices for flights from Hartford to London become cheaper?

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Cheapest flights from Hartford to London
Explore the most affordable flight options available from Hartford to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 September 2025.