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Cheap flights from New Windsor to London Heathrow Airport from £264

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — LHR
22 Jun — 29 Jun1
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 23 May 2026.

Thu 6/810:33
SWF
-
LHR
1 stop13h 47m
Multiple Airlines
Mon 17/816:05
LHR
-
SWF
2 stops24h 03m
Multiple Airlines
Deal found 22/5£1,449

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 23 May 2026.

Round-trip from

£1,449

One-way from

£264

Popular in

June

Cheapest in

September

Average price

£542
6/8-17/8
  • 6/8-17/8
  • 3 total stops
  • 37h 50m total
  • New Windsor to London
Search Deals
26/8
  • 26/8
  • 3 total stops
  • 22h 55m total
  • New Windsor to London
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£53 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 May 2026
Search Deals

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 23 May 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

Thu 6/8

10:33-05:20

1 stop13h 47m

London Heathrow

Mon 17/8

16:05-11:08

2 stops24h 03m

£1,449
Cheapest one-way
Fastest single journey

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Wed 26/8

12:05-16:00

3 stops22h 55m

£264

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Sat 15/8

12:05-16:00

3 stops22h 55m

£287

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Sat 12/9

12:39-18:30

3 stops24h 51m

£304

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Sun 20/9

09:36-18:50

3 stops28h 14m

£448

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Thu 30/7

10:28-20:20

3 stops28h 52m

£453

New WindsorLondon

SWF - LHR

SWFLHR

New Windsor Stewart

Wed 8/7

19:46-07:55

1 stop31h 09m

£477

Flights are sorted by cheapest return flights first.

Deals found on 22/5

Sorted by cheapest first

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.

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.

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
Hounslow
Milton Keynes
Croydon
Northampton
Wembley
Luton
Gatwick
Slough
Ilford
Hayes
Brentford
Colchester
Watford
Romford
Kingston upon Thames
Eastbourne
Ipswich
Swindon
Guildford
Southall

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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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