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Cheap flights from London Heathrow Airport to New Haven from £643

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — HVN
1 Apr — 8 Apr1
1 adult

Cheap flight deals from Heathrow to New Haven

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to New Haven (HVN). 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 27 March 2025.

Round-trip from

£643

Popular in

August

Cheapest in

January

Average price

£377
24/4-1/5
  • 24/4-1/5
  • 4 total stops
  • 65h 35m total
  • London to New Haven
Highest demand for flights based on searches. 9% potential increase in price (£33 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Average for round-trip flights in March 2025

Find flight deals from Heathrow to New Haven

Cheapest flights from Heathrow to New Haven
Explore the most affordable flight options available from Heathrow to New Haven. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 March 2025.

Thu 24/409:30LHR - HVN
2 stops32h 20mMultiple Airlines
Thu 1/516:40HVN - LHR
2 stops33h 15mMultiple Airlines
Deal found 26/3£643

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to New Haven 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 27 March 2025.
Use the filters below to find and compare flights from London Heathrow Airport to New Haven that are best for you.

Fly from

Heathrow

Fly to

New Haven

Route

Depart

Return

Price

LondonNew Haven

LHR - HVN

LHRHVN

London Heathrow

Thu 24/4

09:30-12:50

2 stops32h 20m

Tweed-New Haven

Thu 1/5

16:40-06:55

2 stops33h 15m

£643

Flights are sorted by cheapest return flights first.

Deals found on 26/3

Best time to book a flight from Heathrow to New Haven

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

Rainfall in New Haven by month

Plan your trip to New Haven by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in New Haven ranges from 79.0 - 115.0 inches per month. May is typically the wettest month, when rainfall can reach 115.0 mm. February is typically the driest time to visit New Haven when rainfall is around 79.0 mm.

Temperature in New Haven by month

Plan your trip to New Haven by taking into account the average temperature totals by month.

If weather is an important factor for your trip to New Haven, 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 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

Related info for your journey

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

    Tweed-New Haven (HVN) is the airport you will fly into if you book a flight from London Heathrow to New Haven. You should not have trouble finding flights to Tweed-New Haven from London Heathrow; the airport handles an average of 0 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the New Haven airport from London Heathrow. It is only a 3.6 mi journey from Tweed-New Haven (HVN) to New Haven’s city center.

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

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

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

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

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

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

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

Need flexible booking options for your flight to New Haven from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Of course! You can now track prices for flights from Heathrow to New Haven 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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