Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from New Haven to London from £350

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Haven to London departing on 15/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from New Haven to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:21 - 22:40
HVN
-
LHR
31h 19m
3 stops
Multiple Airlines Logo
13:40 - 14:00
LHR
-
HVN
28h 20m
3 stops
£638Multiple Airlines
Mon, 9 Mar - Mon, 16 Mar
Multiple Airlines Logo
11:21 - 07:10
HVN
-
LHR
39h 49m
3 stops
Multiple Airlines Logo
13:40 - 14:00
LHR
-
HVN
28h 20m
3 stops
£662Multiple Airlines
Mon, 9 Mar - Mon, 16 Mar
Multiple Airlines Logo
13:10 - 17:30
HVN
-
LHR
24h 20m
3 stops
Multiple Airlines Logo
06:00 - 13:34
LHR
-
HVN
35h 34m
3 stops
£668Multiple Airlines
Wed, 18 Mar - Tue, 24 Mar
Multiple Airlines Logo
07:30 - 07:10
HVN
-
LHR
19h 40m
2 stops
Multiple Airlines Logo
08:30 - 12:51
LHR
-
HVN
33h 21m
2 stops
£694Multiple Airlines
Mon, 23 Mar - Mon, 30 Mar
Multiple Airlines Logo
07:00 - 11:15
HVN
-
LHR
24h 15m
1 stop
Multiple Airlines Logo
16:55 - 14:00
LHR
-
HVN
26h 05m
2 stops
£726Multiple Airlines
Mon, 23 Mar - Mon, 30 Mar
Multiple Airlines Logo
08:50 - 06:30
HVN
-
LHR
41h 40m
3 stops
Multiple Airlines Logo
06:00 - 09:48
LHR
-
HVN
32h 48m
3 stops
£745Multiple Airlines
Thu, 26 Mar - Thu, 2 Apr
Multiple Airlines Logo
08:00 - 07:50
HVN
-
LHR
19h 50m
2 stops
Multiple Airlines Logo
09:30 - 22:04
LHR
-
HVN
17h 34m
2 stops
£777Multiple Airlines
Wed, 25 Mar - Wed, 1 Apr
Multiple Airlines Logo
08:50 - 06:30
HVN
-
LHR
41h 40m
3 stops
Multiple Airlines Logo
14:10 - 09:48
LHR
-
HVN
24h 38m
2 stops
£778Multiple Airlines
Thu, 26 Mar - Thu, 2 Apr
Multiple Airlines Logo
11:21 - 19:55
HVN
-
LHR
28h 34m
3 stops
Multiple Airlines Logo
13:25 - 12:51
LHR
-
HVN
27h 26m
2 stops
£780Multiple Airlines
Mon, 9 Mar - Mon, 16 Mar
Multiple Airlines Logo
11:21 - 21:20
HVN
-
LHR
29h 59m
3 stops
Multiple Airlines Logo
06:40 - 22:19
LHR
-
HVN
20h 39m
3 stops
£792Multiple Airlines
Mon, 23 Mar - Mon, 30 Mar

momondo Fare Finder

 
Customise 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 279,928 searches. Data last updated 10 February 2026.
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

Mon 9/3

11:21-22:40

3 stops31h 19m

London Heathrow

Mon 16/3

13:40-14:00

3 stops28h 20m

£638

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Mon 9/3

11:21-07:10

3 stops39h 49m

London Heathrow

Mon 16/3

13:40-14:00

3 stops28h 20m

£662

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Wed 18/3

13:10-17:30

3 stops24h 20m

London Heathrow

Tue 24/3

06:00-13:34

3 stops35h 34m

£668

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Mon 23/3

07:30-07:10

2 stops19h 40m

London Heathrow

Mon 30/3

08:30-12:51

2 stops33h 21m

£694

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Mon 23/3

07:00-11:15

1 stop24h 15m

London Heathrow

Mon 30/3

16:55-14:00

2 stops26h 05m

£726

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Thu 26/3

08:50-06:30

3 stops41h 40m

London Heathrow

Thu 2/4

06:00-09:48

3 stops32h 48m

£745

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Wed 25/3

08:00-07:50

2 stops19h 50m

London Heathrow

Wed 1/4

09:30-22:04

2 stops17h 34m

£777

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Thu 26/3

08:50-06:30

3 stops41h 40m

London Heathrow

Thu 2/4

14:10-09:48

2 stops24h 38m

£778

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Mon 9/3

11:21-19:55

3 stops28h 34m

London Heathrow

Mon 16/3

13:25-12:51

2 stops27h 26m

£780

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Mon 23/3

11:21-21:20

3 stops29h 59m

London Heathrow

Mon 30/3

06:40-22:19

3 stops20h 39m

£792

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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?

On average, the least expensive day to fly to London Heathrow Airport from New Haven is on a Monday. momondo users have found tickets for Monday departures for as low as £406. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £458.

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 in the morning. momondo users have found flights departing from New Haven to London Heathrow Airport in the morning for as low as £413. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are £452 on average. Flights to London Heathrow Airport from New Haven in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 return 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

Fastest flight time

18h 10m

Direct flights

None
The fastest flight from New Haven to London Heathrow Airport takes 18h 10m
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.
Search flight deals

  • How far is Tweed-New Haven to London Heathrow by plane?

    Tweed-New Haven and London Heathrow are 3376.6 mi apart from one another. Typically, this will take 18h 10m by plane in normal conditions.

  • 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 are updated daily.

  • 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify 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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Slough
Maidstone
Northampton
Stratford-upon-Avon
Swindon
Southend-on-Sea
Canterbury
Ipswich
Ilford
Guildford
Poole
Chelmsford
Hayes
Wembley
Dover
Folkestone

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 offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from New Haven to London.

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

If you are not ready to book a flight from New Haven to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 12/3
Thu 19/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London