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Cheap flights from New Windsor to London Heathrow Airport from £361

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 29/5. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — LHR
23 Apr — 30 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Stewart to Heathrow

Enter your travel dates to find the best prices.

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 24 March 2026.

Sun 19/411:48
SWF
-
LHR
1 stop15h 07m
Multiple Airlines
Sun 26/413:40
LHR
-
SWF
2 stops26h 51m
Multiple Airlines
Deal found 20/3£2,260

Find flight deals from Stewart to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) 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 24 March 2026.

Round-trip from

£2,260

One-way from

£361

Popular in

December

Cheapest in

September

Average price

£431
19/4-26/4
  • 19/4-26/4
  • 3 total stops
  • 41h 58m total
  • New Windsor to London
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29/5
  • 29/5
  • 3 total stops
  • 29h 39m total
  • New Windsor to London
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£13 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Stewart 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 24 March 2026.
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

Cheapest return flight
Fastest return journey

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Sun 19/4

11:48-07:55

1 stop15h 07m

London Heathrow

Sun 26/4

13:40-11:31

2 stops26h 51m

£2,260
Cheapest one-way

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Sat 6/6

12:05-19:55

3 stops26h 50m

£384

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Sun 12/4

11:48-20:20

2 stops27h 32m

£441

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Sat 30/5

12:05-16:00

3 stops22h 55m

£450

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Tue 1/9

11:48-15:40

2 stops22h 52m

£451

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Thu 9/4

11:48-20:20

2 stops27h 32m

£504

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Sat 22/8

12:05-14:40

3 stops21h 35m

£556
Fastest single journey

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Thu 14/5

09:38-05:20

1 stop14h 42m

£633

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Fri 29/5

09:41-12:05

2 stops45h 24m

£686

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Sun 5/4

11:48-17:40

2 stops24h 52m

£773

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

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 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 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 £293). Flying from New Windsor to London Heathrow Airport in June is currently the most expensive (average of £432). 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 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?

    New Windsor Stewart (SWF) is the airport you will fly out of if you book a flight from New Windsor to London Heathrow. You should not have trouble finding flights to London Heathrow from Stewart; the airport handles an average of 0 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the New Windsor airport to London Heathrow. It is only a 4.3 mi journey to Stewart (SWF) 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 holiday 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 £293). Flying from New Windsor to London Heathrow Airport in June is currently the most expensive (average of £432). 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

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
Slough
Ilford
Hayes
Brentford
Colchester
Eastbourne
Guildford
Watford
Kingston upon Thames
Romford
Ipswich
Swindon
Bedford

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How does Cheapflights help users find flights from Stewart to Heathrow?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Stewart to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Stewart to Heathrow for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Heathrow from Stewart 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 Stewart to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Stewart today and book when prices fit your budget.

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