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Cheap flights from Syracuse to London Heathrow Airport from £243

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
23 Jul — 30 Jul1
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 23 June 2026.

Tue 11/806:00
SYR
-
LHR
1 stop9h 45m
JetBlue
Fri 21/811:55
LHR
-
SYR
1 stop17h 10m
JetBlue
Deal found 23/6£620
Wed 26/806:00
SYR
-
LHR
1 stop9h 45m
JetBlue
Fri 18/908:40
LHR
-
SYR
1 stop19h 11m
JetBlue
Deal found 22/6£633
Wed 12/807:00
SYR
-
LHR
1 stop18h 30m
JetBlue
Mon 31/808:40
LHR
-
SYR
1 stop19h 11m
JetBlue
Deal found 19/6£647
Thu 17/911:30
SYR
-
LHR
2 stops17h 05m
Scandinavian Airlines
Mon 21/918:40
LHR
-
SYR
2 stops34h 52m
Scandinavian Airlines
Deal found 23/6£648
Mon 28/906:00
SYR
-
LHR
1 stop23h 40m
United Airlines
Thu 15/1006:50
LHR
-
SYR
2 stops21h 54m
United Airlines
Deal found 22/6£652
Tue 29/906:10
SYR
-
LHR
2 stops19h 20m
United Airlines
Thu 15/1006:50
LHR
-
SYR
2 stops21h 54m
United Airlines
Deal found 22/6£654
Wed 30/906:10
SYR
-
LHR
2 stops19h 20m
United Airlines
Tue 6/1006:50
LHR
-
SYR
2 stops15h 04m
United Airlines
Deal found 20/6£657
Tue 3/1106:10
SYR
-
LHR
2 stops20h 00m
Air Canada
Tue 10/1113:00
LHR
-
SYR
2 stops37h 01m
Air Canada
Deal found 22/6£661
Wed 23/906:00
SYR
-
LHR
2 stops21h 35m
United Airlines
Mon 5/1017:50
LHR
-
SYR
2 stops28h 04m
United Airlines
Deal found 22/6£662

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 23 June 2026.

Round-trip from

£633

One-way from

£243

Popular in

May

Cheapest in

October

Average price

£1,039
JetBlue
  • JetBlue
  • 26/8-18/9
  • 2 total stops
  • 28h 56m total
  • Syracuse to London
Search Deals
JetBlue
  • JetBlue
  • 23/9
  • 1 total stop
  • 9h 45m total
  • Syracuse to London
Search Deals
Highest demand for flights based on searches. 25% potential increase in price (£184 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease (£31 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 23 June 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

Thu 17/9

15:05-06:55

1 stop10h 50m

London Heathrow

Mon 21/9

17:50-16:52

2 stops28h 02m

£688

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 14/9

06:00-20:45

1 stop9h 45m

London Heathrow

Fri 18/9

11:55-23:53

1 stop16h 58m

£688
Fastest return journey

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 6/9

19:55-10:40

1 stop9h 45m

London Heathrow

Thu 17/9

06:50-16:52

2 stops15h 02m

£697

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 26/8

06:10-06:30

2 stops19h 20m

London Heathrow

Mon 7/9

06:50-19:07

2 stops17h 17m

£700

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sat 12/9

06:00-20:45

1 stop9h 45m

London Heathrow

Thu 17/9

11:55-23:53

1 stop16h 58m

£703

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sat 12/9

06:00-06:55

1 stop19h 55m

London Heathrow

Mon 21/9

08:00-16:52

1 stop13h 52m

£721

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 23/7

10:30-06:55

1 stop15h 25m

London Heathrow

Thu 13/8

08:45-23:46

2 stops20h 01m

£723

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 30/8

19:55-10:40

1 stop9h 45m

London Heathrow

Mon 7/9

06:50-16:52

2 stops15h 02m

£724

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 31/8

14:55-10:25

2 stops14h 30m

London Heathrow

Fri 11/9

06:50-16:52

2 stops15h 02m

£725

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 13/9

16:30-13:45

2 stops16h 15m

London Heathrow

Tue 22/9

09:55-22:49

2 stops17h 54m

£728

Flights are sorted by cheapest return flights first.

Deals found on 21/6

Showing 1-10 of 16 resultsSorted by cheapest first
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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 £524). Flying from Syracuse to London Heathrow Airport in May is currently the most expensive (average of £1,161). 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 9h 45m. Fly via United Airlines or JetBlue 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 £524). Flying from Syracuse to London Heathrow Airport in May is currently the most expensive (average of £1,161). 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
Wembley
Luton
Gatwick
Croydon
Ilford
Slough
Hayes
Brentford
Colchester
Northampton
Kingston upon Thames
Swindon
Eastbourne
Watford
Poole
Southall
Romford
Ipswich

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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.

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