What is the cheapest day to fly from New Windsor to London Heathrow Airport?

Travelers seeking maximum savings on their New Windsor to London Heathrow Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to London Heathrow Airport, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

How far in advance should I book a flight from New Windsor to London Heathrow Airport?

To save up to 24% on this flight, we recommend booking at least 31 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from New Windsor to London Heathrow Airport from $616 1-2 weeks out and tickets from $682 for flights departing within the next 72 hours.

What is the cheapest month to fly from New Windsor to London Heathrow Airport?

The best pricing can be found in the month of January. Prices to London Heathrow Airport from New Windsor average $564. You can even find prices in January for less than $564, as users have found deals to London Heathrow Airport from as low as $375. The month of December appears to be one of the more expensive times to travel to London Heathrow Airport from New Windsor. Flying in the targeted month can save you up to 22%.

What is the cheapest time of day to fly from SWF to LHR?

When flying from New Windsor to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 30% versus a flight at noon.

What airport do you fly from for flights from New Windsor to London Heathrow?

Most people fly from New Windsor Stewart (SWF) if they book a flight from New Windsor to London Heathrow. On average, Stewart has 0 outbound flights to London Heathrow per day from 0 airlines. New Windsor Stewart is conveniently located just 4.3 mi from New Windsor’s city center.

Can I find deals for flights from Stewart to Heathrow that include hotel bookings?

Yes. In addition to deals on Stewart to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Stewart to Heathrow?

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

Can I find deals for business class flights from Stewart to Heathrow?

Yes. Cheapflights offers flight deals from Stewart 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.

$264+ Flights from New Windsor to London Heathrow Airport

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Cheap flight deals from Stewart to Heathrow

Round-trip from	$669 (Mytrip)
One-way from	$267 (Kiwi.com)
Popular in	December
Cheapest in	January
Average price	$634

From New Windsor Stewart to London Heathrow

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One-way flight from New Windsor Stewart to London Heathrow

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High demand for flights, 4% potential price rise

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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Cheapest flights from Stewart to Heathrow
Explore the most affordable flight options available from Stewart to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

Tue 8/197:15 pmSWF - LHR

2 stops13h 40mMultiple Airlines

Tue 8/267:40 amLHR - SWF

2 stops15h 25mMultiple Airlines

Deal found 7/28

$669

Best flights from Stewart to Heathrow
Discover carefully curated flight deals from Stewart to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 28, 2025.

Tue 8/197:15 pmSWF - LHR

2 stops13h 40mMultiple Airlines

Tue 8/267:40 amLHR - SWF

2 stops15h 25mMultiple Airlines

Deal found 7/28

$669

Last-minute flights from Stewart to Heathrow
Discover last-minute flight deals from Stewart to Heathrow. Data last updated July 28, 2025 and is based on user searches.

Tue 8/57:15 pmSWF - LHR

2 stops13h 40mMultiple Airlines

Thu 8/217:40 amLHR - SWF

2 stops15h 25mMultiple Airlines

Deal found 7/28

$823

Tue 8/197:15 pmSWF - LHR

2 stops13h 40mMultiple Airlines

Tue 8/267:40 amLHR - SWF

2 stops15h 25mMultiple Airlines

Deal found 7/28

$669

One-way flights from Stewart to Heathrow
Search for one-way flight options from Stewart to Heathrow. Find affordable one-way fares based on user searches. Data last updated July 28, 2025.

Tue 8/127:15 pmSWF - LHR

2 stops33h 05mMultiple Airlines

Deal found 7/27

$267

Cheapflights Fare Finder

Use the filters below to find and compare flights from New Windsor to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Tue 8/19

7:15 pm-1:55 pm

2 stops13h 40m

London Heathrow

Tue 8/26

7:40 am-6:05 pm

2 stops15h 25m

$669

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Tue 8/12

7:15 pm-9:20 am

2 stops33h 05m

$264

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Stewart to Heathrow

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

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

Currently, November is the cheapest month in which you can book a flight from New Windsor to London Heathrow Airport (average of $661). Flying from New Windsor to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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

What airport do you fly from for flights from New Windsor to London Heathrow?
Most people fly from New Windsor Stewart (SWF) if they book a flight from New Windsor to London Heathrow. On average, Stewart has 0 outbound flights to London Heathrow per day from 0 airlines. New Windsor Stewart is conveniently located just 4.3 mi from New Windsor’s city center.
Can I find deals for flights from Stewart to Heathrow that include hotel bookings?
Yes. In addition to deals on Stewart to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Stewart to Heathrow?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Stewart to Heathrow.
Can I find deals for business class flights from Stewart to Heathrow?
Yes. Cheapflights offers flight deals from Stewart 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 Windsor to London Heathrow Airport?
Currently, November is the cheapest month in which you can book a flight from New Windsor to London Heathrow Airport (average of $661). Flying from New Windsor to London Heathrow Airport in June is currently the most expensive (average of $1,097). 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.

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$264+ Cheap flights from New Windsor (SWF) to Heathrow (LHR)

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.

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Find flight deals from Stewart to Heathrow

Cheapest flights from Stewart to HeathrowExplore the most affordable flight options available from Stewart to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

Explore the most affordable flight options available from Stewart to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from New Windsor to London Heathrow Airport that are best for you.

Best time to book a flight from Stewart to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Stewart with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from New Windsor to London Heathrow Airport

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

Related info for your journey

Find useful and relevant information for your journey from Stewart 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 Windsor to London Heathrow?

Can I find deals for flights from Stewart to Heathrow that include hotel bookings?

How can I find direct flights from Stewart to Heathrow?

Can I find deals for business class flights from Stewart to Heathrow?

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

Traveling to a place near London Heathrow Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Stewart to Heathrow

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Cheapest flights from Stewart to Heathrow
Explore the most affordable flight options available from Stewart to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 28, 2025.