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Cheap flights from New Haven to London from $768

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from New Haven to London departing on 1/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:30 am - 7:10 amHVN-LHR
19h 40m2 stops
Multiple Airlines Logo
6:50 am - 10:17 pmLHR-HVN
20h 27m3 stops
$768Multiple Airlines
Find Deal
Thu, Jan 8 - Thu, Jan 15
Multiple Airlines Logo
3:55 pm - 5:30 pmHVN-LHR
20h 35m3 stops
Multiple Airlines Logo
8:15 am - 3:42 pmLHR-HVN
36h 27m3 stops
$823Multiple Airlines
Find Deal
Thu, Jan 8 - Thu, Jan 15
Multiple Airlines Logo
7:30 am - 7:10 amHVN-LHR
42h 40m3 stops
Multiple Airlines Logo
12:05 pm - 2:12 pmLHR-HVN
31h 07m3 stops
$837Multiple Airlines
Find Deal
Wed, Jan 7 - Wed, Jan 14
Multiple Airlines Logo
7:30 am - 7:10 amHVN-LHR
18h 40m2 stops
Multiple Airlines Logo
12:05 pm - 2:12 pmLHR-HVN
31h 07m3 stops
$948Multiple Airlines
Find Deal
Wed, Jan 7 - Wed, Jan 14
Multiple Airlines Logo
6:30 am - 7:10 amHVN-LHR
19h 40m2 stops
Multiple Airlines Logo
6:30 am - 10:59 pmLHR-HVN
21h 29m2 stops
$950Multiple Airlines
Find Deal
Thu, Jan 8 - Thu, Jan 15
Multiple Airlines Logo
7:49 pm - 7:10 amHVN-LHR
30h 21m3 stops
Multiple Airlines Logo
11:10 am - 9:34 amLHR-HVN
27h 24m2 stops
$1,757Multiple Airlines
Find Deal
Sun, Dec 21 - Sun, Dec 28
Multiple Airlines Logo
8:30 am - 7:10 amHVN-LHR
17h 40m2 stops
Multiple Airlines Logo
8:35 pm - 10:49 pmLHR-HVN
31h 14m2 stops
$1,794Multiple Airlines
Find Deal
Sun, Dec 21 - Sun, Dec 28
Multiple Airlines Logo
1:35 pm - 7:10 amHVN-LHR
36h 35m3 stops
Multiple Airlines Logo
12:15 pm - 2:17 pmLHR-HVN
31h 02m3 stops
$1,953Multiple Airlines
Find Deal
Sun, Dec 21 - Sun, Dec 28

momondo Fare Finder

 
Customize your flight search to find flights from New Haven to London Heathrow Airport 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, momondo users made 832,500 searches. Data last updated November 24, 2025.
Use the filters below to find and compare flights from New Haven to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Thu 1/8

6:30 am-7:10 am

2 stops19h 40m

London Heathrow

Thu 1/15

6:50 am-10:17 pm

3 stops20h 27m

$768

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Thu 1/8

3:55 pm-5:30 pm

3 stops20h 35m

London Heathrow

Thu 1/15

8:15 am-3:42 pm

3 stops36h 27m

$823

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Wed 1/7

7:30 am-7:10 am

3 stops42h 40m

London Heathrow

Wed 1/14

12:05 pm-2:12 pm

3 stops31h 07m

$837

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Wed 1/7

7:30 am-7:10 am

2 stops18h 40m

London Heathrow

Wed 1/14

12:05 pm-2:12 pm

3 stops31h 07m

$948

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Thu 1/8

6:30 am-7:10 am

2 stops19h 40m

London Heathrow

Thu 1/15

6:30 am-10:59 pm

2 stops21h 29m

$950

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Sun 12/21

7:49 pm-7:10 am

3 stops30h 21m

London Heathrow

Sun 12/28

11:10 am-9:34 am

2 stops27h 24m

$1,757

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Sun 12/21

8:30 am-7:10 am

2 stops17h 40m

London Heathrow

Sun 12/28

8:35 pm-10:49 pm

2 stops31h 14m

$1,794

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Sun 12/21

1:35 pm-7:10 am

3 stops36h 35m

London Heathrow

Sun 12/28

12:15 pm-2:17 pm

3 stops31h 02m

$1,953

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to London from

How to get the cheapest flight ticket from New Haven to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to London Heathrow Airport?

Our data shows that Wednesday is the least expensive day to fly to London Heathrow Airport. Tickets to fly out on this day can be as low as $643. The most expensive day to fly to London Heathrow Airport is Sunday, with ticket prices averaging around $683.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is at noon. momondo users have found flights departing from New Haven to London Heathrow Airport at noon for as low as $586. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the afternoon are often more expensive with an average ticket price of $693.

When to book flights from New Haven to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from New Haven to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap New Haven to London Heathrow Airport (HVN to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New Haven to London Heathrow Airport

Direct flights

None
There are no direct flights from New Haven to London Heathrow Airport. There are no popular flight routes from New Haven to London Heathrow Airport.
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  • How far is Tweed-New Haven to London Heathrow by plane?

    There are 3376.6 mi between Tweed-New Haven and London Heathrow. In terms of flight time, this usually takes a little over 17h 40m.

  • When did momondo last update prices for flights from Tweed-New Haven Airport to London Heathrow Airport?

    Prices for flights from Tweed-New Haven Airport to London Heathrow Airport were last updated today.

  • How old do you have to be to fly from Tweed-New Haven Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Tweed-New Haven Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Stratford-upon-Avon
Crawley
Brentwood
Chelmsford
Salisbury
Wembley
Folkestone
Romford
Ilford
Cobham
Swindon

Why use momondo?

Why should I use momondo to find a flight deal from New Haven to London?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from New Haven to London. momondo saves you time and could save you money on your trip.

Can I find flights from New Haven to London with flexible booking policies on momondo?

momondo does allow users to show only those flights to London from New Haven which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from New Haven to London?

momondo helps you find the best flight between New Haven and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from New Haven to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for New Haven to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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