Find flights
When to book
FAQs

Cheap flights from Syracuse to London Heathrow Airport from £239

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 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
SYR — LHR
15 Aug — 22 Aug1
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 16 July 2026.

Fri 4/907:00
SYR
-
LHR
1 stop18h 30m
JetBlue
Mon 7/908:40
LHR
-
SYR
1 stop19h 11m
JetBlue
Deal found 15/7£589
Wed 14/1006:00
SYR
-
LHR
1 stop9h 45m
JetBlue
Wed 28/1009:20
LHR
-
SYR
1 stop17h 32m
JetBlue
Deal found 14/7£598
Tue 1/1214:35
SYR
-
LHR
1 stop11h 25m
Multiple Airlines
Tue 8/1207:25
LHR
-
SYR
1 stop21h 22m
Multiple Airlines
Deal found 15/7£601
Sun 6/1210:14
SYR
-
LHR
1 stop15h 26m
United Airlines
Tue 8/1206:35
LHR
-
SYR
2 stops19h 33m
United Airlines
Deal found 12/7£601
Fri 21/819:17
SYR
-
LHR
1 stop12h 58m
Multiple Airlines
Fri 28/811:55
LHR
-
SYR
1 stop17h 08m
Multiple Airlines
Deal found 14/7£607
Fri 28/807:00
SYR
-
LHR
1 stop18h 30m
JetBlue
Sun 6/908:40
LHR
-
SYR
1 stop19h 11m
JetBlue
Deal found 11/7£612
Fri 21/806:00
SYR
-
LHR
1 stop9h 45m
JetBlue
Fri 28/811:55
LHR
-
SYR
1 stop17h 08m
JetBlue
Deal found 15/7£614
Wed 12/806:00
SYR
-
LHR
1 stop9h 45m
JetBlue
Mon 31/808:40
LHR
-
SYR
1 stop19h 11m
JetBlue
Deal found 14/7£615
Thu 3/906:00
SYR
-
LHR
1 stop9h 45m
JetBlue
Sun 13/908:15
LHR
-
SYR
1 stop20h 38m
JetBlue
Deal found 16/7£627
Thu 15/1010:50
SYR
-
LHR
1 stop16h 00m
Multiple Airlines
Thu 29/1012:20
LHR
-
SYR
1 stop15h 34m
Multiple Airlines
Deal found 14/7£627
Wed 28/1014:35
SYR
-
LHR
1 stop12h 00m
Multiple Airlines
Mon 2/1109:20
LHR
-
SYR
1 stop18h 32m
Multiple Airlines
Deal found 13/7£629
Wed 21/1012:35
SYR
-
LHR
2 stops16h 25m
Multiple Airlines
Thu 29/1009:20
LHR
-
SYR
1 stop17h 32m
Multiple Airlines
Deal found 14/7£630

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 16 July 2026.

Round-trip from

£589

One-way from

£239

Popular in

May

Cheapest in

October

Average price

£754
JetBlue
  • JetBlue
  • 4/9-7/9
  • 2 total stops
  • 37h 41m total
  • Syracuse to London
Search Deals
British Airways
  • British Airways
  • 23/9
  • 1 total stop
  • 16h 00m total
  • Syracuse to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£160 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£29 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 16 July 2026.
Use the filters below to find and compare flights from Syracuse to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 23/9

17:48-11:55

1 stop13h 07m

London Heathrow

Mon 5/10

17:55-16:54

2 stops27h 59m

£652
Fastest return journey

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 17/9

16:34-10:20

1 stop12h 46m

London Heathrow

Mon 21/9

08:20-16:11

1 stop12h 51m

£664

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 8/10

06:10-08:30

1 stop21h 20m

London Heathrow

Thu 15/10

06:50-23:44

2 stops21h 54m

£665

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 6/12

17:33-12:00

1 stop13h 27m

London Heathrow

Wed 9/12

10:25-21:08

1 stop15h 43m

£667

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 19/11

18:50-13:45

2 stops13h 55m

London Heathrow

Wed 25/11

16:40-23:50

1 stop12h 10m

£668

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 8/10

06:00-20:45

1 stop9h 45m

London Heathrow

Thu 15/10

11:55-23:53

1 stop16h 58m

£676

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Tue 8/9

12:35-09:00

1 stop15h 25m

London Heathrow

Wed 16/9

06:50-16:52

2 stops15h 02m

£687

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 17/9

14:55-06:55

1 stop11h 00m

London Heathrow

Mon 21/9

06:50-16:52

2 stops15h 02m

£687

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 12/8

06:10-06:45

1 stop19h 35m

London Heathrow

Mon 31/8

07:25-19:07

2 stops16h 42m

£687
Cheapest one-way

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Tue 1/9

07:00-06:30

1 stop18h 30m

£242

Flights are sorted by cheapest return flights first.

Deals found on 14/7

Showing 1-10 of 15 resultsSorted by cheapest first
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

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

Currently, October is the cheapest month in which you can book a flight from Syracuse to London Heathrow Airport (average of £515). Flying from Syracuse to London Heathrow Airport in May is currently the most expensive (average of £1,142). 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 12h 46m. Fly via United Airlines, KLM, 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, October is the cheapest month in which you can book a flight from Syracuse to London Heathrow Airport (average of £515). Flying from Syracuse to London Heathrow Airport in May is currently the most expensive (average of £1,142). 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
Hounslow
Milton Keynes
Luton
Gatwick
Wembley
Slough
Ilford
Croydon
Hayes
Brentford
Colchester
Northampton
Watford
Eastbourne
Swindon
Southend-on-Sea
Poole
Kingston upon Thames
Southall
Aylesbury

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.