Find flights
When to book
FAQs

Cheap flights from Syracuse to London Heathrow Airport from £204

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 18/11. Fares are subject to change and may not be available on all flights or dates of travel.
SYR — LHR
11 Dec — 18 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Syracuse Hancock Intl to London Heathrow are usually found in October or March, booked 34 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap flight deals from Syracuse to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Syracuse (SYR) 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 11 November 2025.

Round-trip from

£425

One-way from

£204

Popular in

June

Cheapest in

October

Average price

£570
Virgin Atlantic
  • Virgin Atlantic
  • 8/12-16/12
  • 2 total stops
  • 22h 42m total
  • Syracuse to London
Search Deals
JetBlue
  • JetBlue
  • 18/11
  • 1 total stop
  • 19h 55m total
  • Syracuse to London
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£104 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Syracuse to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Syracuse to Heathrow
Explore the most affordable flight options available from Syracuse to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 November 2025.

Mon 17/1112:57SYR - LHR
1 stop14h 48mVirgin Atlantic
Wed 3/1206:30LHR - SYR
2 stops16h 26mVirgin Atlantic
Deal found 10/11£424
Mon 8/1217:33SYR - LHR
1 stop10h 12mVirgin Atlantic
Tue 16/1216:35LHR - SYR
1 stop12h 30mVirgin Atlantic
Deal found 10/11£425
Mon 10/1111:25SYR - LHR
1 stop13h 55mVirgin Atlantic
Tue 25/1113:00LHR - SYR
1 stop15h 10mVirgin Atlantic
Deal found 9/11£431
Mon 8/1212:18SYR - LHR
1 stop14h 32mAir France
Tue 16/1208:55LHR - SYR
2 stops20h 10mAir France
Deal found 10/11£442
Mon 17/1116:07SYR - LHR
1 stop13h 08mDelta
Wed 3/1213:00LHR - SYR
1 stop15h 11mDelta
Deal found 10/11£447
Tue 9/1205:30SYR - LHR
1 stop19h 50mDelta
Fri 9/116:10LHR - SYR
1 stop13h 12mDelta
Deal found 9/11£453
Mon 8/1211:29SYR - LHR
2 stops25h 11mScandinavian Airlines
Wed 7/110:20LHR - SYR
2 stops43h 02mScandinavian Airlines
Deal found 9/11£463
Fri 14/1111:25SYR - LHR
1 stop13h 55mVirgin Atlantic
Tue 18/1116:10LHR - SYR
1 stop12h 48mVirgin Atlantic
Deal found 10/11£464
Mon 8/1211:29SYR - LHR
2 stops15h 31mDelta
Mon 15/1211:45LHR - SYR
2 stops17h 20mDelta
Deal found 10/11£465

Cheapflights Fare Finder

 
Customise your flight search to find flights from Syracuse 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 11 November 2025.
Use the filters below to find and compare flights from Syracuse to London Heathrow Airport that are best for you.

Fly from

Syracuse

Fly to

Heathrow

Route

Depart

Return

Price

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 8/12

06:00-08:45

1 stop21h 45m

London Heathrow

Fri 9/1

08:55-17:14

1 stop13h 19m

£453

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 11/12

05:30-06:20

1 stop19h 50m

London Heathrow

Fri 9/1

16:10-00:22

1 stop13h 12m

£472

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 7/12

08:31-07:05

1 stop17h 34m

London Heathrow

Sun 14/12

10:45-23:33

1 stop17h 48m

£472

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 8/12

12:18-06:25

1 stop13h 07m

London Heathrow

Mon 12/1

08:55-17:31

1 stop13h 36m

£472

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 8/12

12:19-08:05

1 stop14h 46m

London Heathrow

Sat 10/1

12:40-23:55

1 stop16h 15m

£472

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 10/12

05:30-20:10

1 stop9h 40m

London Heathrow

Sun 11/1

16:35-00:22

1 stop12h 47m

£472

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Tue 9/12

12:18-06:25

1 stop13h 07m

London Heathrow

Mon 12/1

16:10-00:22

1 stop13h 12m

£472

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 10/12

12:19-06:20

1 stop13h 01m

London Heathrow

Mon 12/1

12:40-22:51

1 stop15h 11m

£472

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 7/12

16:04-11:25

2 stops14h 21m

London Heathrow

Sun 14/12

09:40-23:11

2 stops18h 31m

£475

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Tue 25/11

06:00-07:10

2 stops20h 10m

London Heathrow

Tue 2/12

11:10-09:48

2 stops51h 38m

£475

Flights are sorted by cheapest return flights first.

Deals found on 9/11

Showing 1-10 of 20 results
1
2

Best time to book a flight from Syracuse to Heathrow

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

How far ahead should I book a flight from Syracuse to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Syracuse to Heathrow. Price data was last updated on 7 November 2025.

To ensure you get the cheapest price possible for a flight from Syracuse to London Heathrow Airport, you should look to book at least 32 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, December is the cheapest month in which you can book a flight from Syracuse to London Heathrow Airport (average of £172). Flying from Syracuse to London Heathrow Airport in June is currently the most expensive (average of £614). 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.

How much does it cost for a return flight from Syracuse to London Heathrow Airport?

Related info for your journey

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

    If you book a flight to London Heathrow from Syracuse, you will be flying from Hancock Intl, which is the city’s only airport. Syracuse Hancock Intl (SYR) is located 4.8 mi from the center of Syracuse. There are 0 flights from Hancock Intl to London Heathrow per day from 0 different airlines.

  • How long is the flight from Syracuse to London Heathrow Airport?

    There are many flights that can get you from Syracuse to London Heathrow Airport in 21h 45m. Fly via Delta to get the fastest option. The distance between Syracuse and London Heathrow Airport is about 3429 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Syracuse 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 Syracuse to London Heathrow Airport?

    Currently, December is the cheapest month in which you can book a flight from Syracuse to London Heathrow Airport (average of £172). Flying from Syracuse to London Heathrow Airport in June is currently the most expensive (average of £614). 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
Croydon
Slough
Gatwick
Hounslow
Northampton
Luton
Ilford
Wembley
Deal
Hayes
Colchester
Watford
Winchester
Swindon
Crawley
Brentford
Romford
Chichester
Ipswich

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 Syracuse to Heathrow

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

Cheapflights helps you search for flights from Syracuse to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from Syracuse.

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

Yes, we can. To see specific flights from Syracuse to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Syracuse 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 Syracuse today and book when prices fit your budget.

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.