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$734+ Cheap flights from New Haven (HVN) to Heathrow (LHR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
HVN — LHR
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$734
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$568
Provider with most accurate pricing for New York (NYC)-London (LON) flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-London (LON) flights.
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From Tweed-New Haven to London Heathrow
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Highest demand for flights based on searches. 4% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from New Haven to Heathrow

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 January 15, 2026.

This Trip.com deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/13:20 pm
HVN
-
LHR
2 stops19h 15m
Multiple Airlines
Sun 3/87:50 am
LHR
-
HVN
2 stops17h 44m
Multiple Airlines
Deal found 1/15$734

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated January 15, 2026.
Use the filters below to find and compare flights from New Haven to London Heathrow Airport that are best for you.

Fly from

New Haven

Fly to

Heathrow

Route

Depart

Return

Price

New HavenLondon

HVN - LHR

HVNLHR

Tweed-New Haven

Sun 3/1

3:20 pm-3:35 pm

2 stops19h 15m

London Heathrow

Sun 3/8

7:50 am-9:34 pm

2 stops17h 44m

$734

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

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 round-trip 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 New Haven to London Heathrow Airport

What is the cheapest month to book a flight from New Haven to London Heathrow Airport?

Currently, October is the cheapest month in which you can book a flight from New Haven to London Heathrow Airport (average of $16). Flying from New Haven to London Heathrow Airport in June is currently the most expensive (average of $577). 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.

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?

    For a flight from New Haven to London Heathrow, you will be flying from Tweed-New Haven. Tweed-New Haven (HVN) is just 3.6 mi from the center of the city. Tweed-New Haven is the only New Haven airport and it handles 0 outbound flights to London Heathrow per day. 0 airlines have flights to London Heathrow from Tweed-New Haven on a regular basis.

  • 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 vacation 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.

  • What is the cheapest month to book a flight from New Haven to London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from New Haven to London Heathrow Airport (average of $16). Flying from New Haven to London Heathrow Airport in June is currently the most expensive (average of $577). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Croydon
Orpington
Northampton
Watford
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames

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