Find flights
When to book
FAQs

Cheap flights from Syracuse to London Heathrow Airport from £218

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 23/3. Fares are subject to change and may not be available on all flights or dates of travel.
SYR — LHR
17 Mar — 24 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap 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 15 February 2026.

Wed 13/519:40
SYR
-
LHR
1 stop10h 00m
United Airlines
Fri 15/506:50
LHR
-
SYR
2 stops21h 51m
United Airlines
Deal found 11/2£381
Tue 12/519:40
SYR
-
LHR
1 stop30h 15m
United Airlines
Fri 15/506:50
LHR
-
SYR
2 stops21h 51m
United Airlines
Deal found 11/2£385
Fri 20/319:25
SYR
-
LHR
1 stop11h 25m
United Airlines
Thu 26/308:30
LHR
-
SYR
2 stops19h 14m
United Airlines
Deal found 10/2£471
Mon 11/516:15
SYR
-
LHR
1 stop10h 45m
British Airways
Tue 19/506:10
LHR
-
SYR
2 stops17h 57m
British Airways
Deal found 12/2£474
Mon 11/506:00
SYR
-
LHR
1 stop23h 40m
United Airlines
Tue 19/506:50
LHR
-
SYR
2 stops21h 51m
United Airlines
Deal found 11/2£475
Wed 13/506:00
SYR
-
LHR
2 stops19h 30m
United Airlines
Tue 19/506:50
LHR
-
SYR
2 stops21h 51m
United Airlines
Deal found 11/2£477
Wed 29/415:23
SYR
-
LHR
1 stop10h 27m
British Airways
Mon 11/521:35
LHR
-
SYR
2 stops28h 58m
British Airways
Deal found 11/2£478
Mon 19/1006:00
SYR
-
LHR
2 stops18h 55m
United Airlines
Tue 27/1006:35
LHR
-
SYR
2 stops20h 58m
United Airlines
Deal found 10/2£480
Mon 31/819:59
SYR
-
LHR
1 stop29h 56m
United Airlines
Fri 11/906:55
LHR
-
SYR
2 stops21h 38m
United Airlines
Deal found 11/2£481
Mon 23/206:00
SYR
-
LHR
1 stop19h 55m
JetBlue
Thu 5/309:20
LHR
-
SYR
1 stop18h 32m
JetBlue
Deal found 11/2£483

Find 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 15 February 2026.

Round-trip from

£381

One-way from

£218

Popular in

December

Cheapest in

October

Average price

£630
United Airlines
  • United Airlines
  • 13/5-15/5
  • 3 total stops
  • 31h 51m total
  • Syracuse to London
Search Deals
JetBlue
  • JetBlue
  • 23/3
  • 1 total stop
  • 9h 33m total
  • Syracuse to London
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£49 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 15 February 2026.
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

Tue 31/3

06:30-06:30

2 stops19h 00m

London Heathrow

Tue 7/4

06:50-18:53

2 stops17h 03m

£477

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Fri 27/2

13:43-22:00

1 stop27h 17m

London Heathrow

Sun 8/3

07:45-13:18

1 stop33h 33m

£484

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 12/8

10:14-06:55

1 stop15h 41m

London Heathrow

Wed 2/9

07:30-23:33

2 stops21h 03m

£485

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 18/3

17:20-10:15

2 stops12h 55m

London Heathrow

Mon 23/3

20:00-11:03

1 stop19h 03m

£488

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 12/8

06:30-06:30

2 stops19h 00m

London Heathrow

Thu 3/9

07:30-23:33

2 stops21h 03m

£488

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Tue 11/8

06:30-06:55

2 stops19h 25m

London Heathrow

Thu 3/9

07:30-23:33

2 stops21h 03m

£489

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 18/3

17:29-11:15

1 stop13h 46m

London Heathrow

Tue 7/4

06:50-18:53

2 stops17h 03m

£498

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 26/3

06:15-21:20

1 stop11h 05m

London Heathrow

Wed 1/4

09:00-09:50

2 stops29h 50m

£502

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 23/3

07:12-20:45

1 stop9h 33m

£218

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 18/3

06:00-06:55

1 stop20h 55m

£228

Flights are sorted by cheapest return flights first.

Deals found on 11/2

Showing 1-10 of 18 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 13 February 2026.

To ensure you get the cheapest price possible for a flight from Syracuse to London Heathrow Airport, you should look to book at least 28 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 £166). Flying from Syracuse to London Heathrow Airport in June is currently the most expensive (average of £633). 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 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 12h 55m. Fly via United Airlines, JetBlue, or Delta to get the fastest option. The distance between Syracuse and London Heathrow Airport is about 3429 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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 £166). Flying from Syracuse to London Heathrow Airport in June is currently the most expensive (average of £633). 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
Luton
Wembley
Northampton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames
Ipswich
Swindon

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.

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.