Find flights
When to book
FAQs

Cheap flights from London Heathrow Airport to New Windsor from £446

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 16/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SWF
3 Sep — 10 Sep1
1 adult

Cheap flight deals from Heathrow to Stewart

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Stewart (SWF). 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 29 August 2025.

Popular in

July

Cheapest in

September

Average price

£446
Highest demand for flights based on searches. 8% potential increase in price (£26 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Heathrow to Stewart

One-way flights from Heathrow to Stewart
Search for one-way flight options from Heathrow to Stewart. Find affordable one-way fares based on user searches. Data last updated 29 August 2025.

Sun 16/1106:00LHR - SWF
3 stops34h 11mMultiple Airlines
Deal found 27/8£446
Thu 23/1013:25LHR - SWF
3 stops26h 16mMultiple Airlines
Deal found 28/8£465
Sun 5/1013:25LHR - SWF
3 stops25h 46mMultiple Airlines
Deal found 27/8£480
Sun 26/1012:25LHR - SWF
3 stops29h 46mMultiple Airlines
Deal found 27/8£496
Wed 10/913:25LHR - SWF
3 stops28h 49mMultiple Airlines
Deal found 27/8£506
Wed 3/908:50LHR - SWF
3 stops38h 32mMultiple Airlines
Deal found 27/8£510
Wed 24/913:25LHR - SWF
3 stops33h 57mMultiple Airlines
Deal found 27/8£521

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Stewart 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 29 August 2025.
Use the filters below to find and compare flights from London Heathrow Airport to New Windsor that are best for you.

Fly from

Heathrow

Fly to

Stewart

Route

Depart

Return

Price

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Sun 16/11

06:00-11:11

3 stops34h 11m

£446

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Thu 23/10

13:25-10:41

3 stops26h 16m

£465

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Sun 5/10

13:25-10:11

3 stops25h 46m

£480

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Sun 26/10

12:25-14:11

3 stops29h 46m

£496

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Wed 10/9

13:25-13:14

3 stops28h 49m

£506

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Sun 14/12

06:00-11:37

3 stops34h 37m

£506

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Wed 3/9

08:50-18:22

3 stops38h 32m

£510

LondonNew Windsor

LHR - SWF

LHRSWF

London Heathrow

Wed 24/9

13:25-18:22

3 stops33h 57m

£521

Flights are sorted by cheapest return flights first.

Deals found on 27/8

Best time to book a flight from Heathrow to Stewart

Have a flexible travel schedule? Discover the best time to fly to Stewart 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 Windsor

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

Find hourly flight availability from Heathrow to Stewart. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 August 2025.

One of the essential ways to save on airfare from London Heathrow Airport to New Windsor is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 39% on airfare.

Related info for your journey

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

    If you book a flight to New Windsor from London Heathrow, you will be flying to Stewart, which is the city’s only airport. New Windsor Stewart (SWF) is located 4.3 mi from the center of New Windsor. There are 0 flights from London Heathrow to Stewart per day from 0 different airlines.

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

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

  • How can I find direct flights from Heathrow to Stewart?

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Stewart 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 New Windsor?

Book flights to New Windsor if you plan to visit one of these locations
Woodstock

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to Stewart

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to John F Kennedy Intl flights
Heathrow to Newark flights
Gatwick to John F Kennedy Intl flights
Heathrow to LaGuardia flights
Gatwick to Newark flights
London City to John F Kennedy Intl flights
London City to Newark flights
Gatwick to LaGuardia flights
Stansted to John F Kennedy Intl flights
London City to LaGuardia flights
Stansted to Newark flights
Luton to John F Kennedy Intl flights
Luton to Newark flights
Luton to LaGuardia flights
Stansted to LaGuardia flights
Southend to John F Kennedy Intl flights
Southend to Newark flights
Heathrow to Buffalo flights
Gatwick to Buffalo flights
Heathrow to Rochester flights
Heathrow to Syracuse flights
London City to Buffalo flights
Heathrow to Albany flights
Gatwick to Rochester flights
Stansted to Stewart flights
London City to Syracuse flights
Gatwick to Syracuse flights
Luton to Stewart flights
London City to Rochester flights
Heathrow to Islip flights
London City to Stewart flights
Gatwick to Stewart flights
Heathrow to Watertown flights
Southend to Stewart flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Stewart. 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 Heathrow to Stewart?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Stewart.

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

Yes! Cheapflights helps users easily find flights from Heathrow to Stewart with no change fees.

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

Yes, Cheapflights offers price alerts on Heathrow to Stewart flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.