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Cheap flights from New Haven to London Heathrow Airport from £432

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 15/6. Fares are subject to change and may not be available on all flights or dates of travel.
HVN — LHR
26 May — 2 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from New Haven to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from New Haven to Heathrow
Explore the most affordable flight options available from New Haven to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 April 2026.

Sun 7/611:20
HVN
-
LHR
3 stops29h 20m
Multiple Airlines
Sun 14/606:00
LHR
-
HVN
3 stops45h 12m
Multiple Airlines
Deal found 23/4£953
Sat 6/606:30
HVN
-
LHR
3 stops24h 25m
Multiple Airlines
Sat 13/606:00
LHR
-
HVN
3 stops40h 42m
Multiple Airlines
Deal found 21/4£955
Wed 20/506:30
HVN
-
LHR
3 stops46h 05m
Multiple Airlines
Wed 27/514:10
LHR
-
HVN
2 stops28h 30m
Multiple Airlines
Deal found 22/4£1,007
Mon 8/611:50
HVN
-
LHR
2 stops19h 05m
Multiple Airlines
Mon 15/614:05
LHR
-
HVN
3 stops29h 20m
Multiple Airlines
Deal found 23/4£1,026
Sun 24/515:50
HVN
-
LHR
2 stops24h 50m
Multiple Airlines
Sun 31/519:30
LHR
-
HVN
2 stops32h 09m
Multiple Airlines
Deal found 25/4£1,122

Find flight deals from New Haven to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from New Haven (HVN) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 April 2026.

Round-trip from

£953

One-way from

£432

Popular in

December

Cheapest in

September

Average price

£465
7/6-14/6
  • 7/6-14/6
  • 6 total stops
  • 74h 32m total
  • New Haven to London
Search Deals
15/6
  • 15/6
  • 3 total stops
  • 24h 50m total
  • New Haven to London
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£7 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from New Haven to Heathrow 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, Cheapflights users made 858,174 searches. Data last updated 26 April 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

Cheapest return flight

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Sun 7/6

11:20-21:40

3 stops29h 20m

London Heathrow

Sun 14/6

06:00-22:12

3 stops45h 12m

£953

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Sat 6/6

06:30-11:55

3 stops24h 25m

London Heathrow

Sat 13/6

06:00-17:42

3 stops40h 42m

£955

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Wed 20/5

06:30-09:35

3 stops46h 05m

London Heathrow

Wed 27/5

14:10-13:40

2 stops28h 30m

£1,007
Fastest return journey

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Mon 8/6

11:50-11:55

2 stops19h 05m

London Heathrow

Mon 15/6

14:05-14:25

3 stops29h 20m

£1,026

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Sun 24/5

15:50-21:40

2 stops24h 50m

London Heathrow

Sun 31/5

19:30-22:39

2 stops32h 09m

£1,122
Cheapest one-way

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Mon 15/6

11:50-17:40

3 stops24h 50m

£432
Fastest single journey

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Sun 24/5

11:20-15:00

3 stops22h 40m

£469

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Mon 25/5

18:31-12:40

2 stops37h 09m

£651

Flights are sorted by cheapest return flights first.

Deals found on 22/4

Sorted by cheapest first

Best time to book a flight from New Haven to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from New Haven 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.

Related info for your journey

Find useful and relevant information for your journey from New Haven to Heathrow. 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 New Haven to London Heathrow?

    Most people fly from Tweed-New Haven (HVN) if they book a flight from New Haven to London Heathrow. On average, Tweed-New Haven has 0 outbound flights to London Heathrow per day from 0 airlines. Tweed-New Haven is conveniently located just 3.6 mi from New Haven’s city center.

  • Can I find deals for flights from New Haven to Heathrow that include hotel bookings?

    Yes. In addition to deals on New Haven to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from New Haven to Heathrow?

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

  • Can I find deals for business class flights from New Haven to Heathrow?

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

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Wembley
Croydon
Northampton
Hounslow
Luton
Gatwick
Ilford
Slough
Hayes
Brentford
Colchester
Romford
Watford
Kingston upon Thames
Eastbourne
Swindon
Ipswich
Southend-on-Sea
Guildford

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How does Cheapflights help users find flights from New Haven to Heathrow?

When you search for this flight from New Haven to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from New Haven to Heathrow?

Cheapflights helps you find that perfect flight to Heathrow from New Haven by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from New Haven to Heathrow with no change fees?

Certainly. Search results for flights to Heathrow from New Haven shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from New Haven to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on New Haven to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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