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Cheap flights from Syracuse to London Heathrow Airport from £213

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 13/9. Fares are subject to change and may not be available on all flights or dates of travel.
SYR — LHR
19 Apr — 26 Apr1
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 20 March 2026.

Mon 7/910:25
SYR
-
LHR
1 stop19h 15m
United Airlines
Wed 9/906:50
LHR
-
SYR
2 stops14h 58m
United Airlines
Deal found 18/3£531
Sun 6/917:44
SYR
-
LHR
1 stop33h 46m
United Airlines
Wed 9/906:50
LHR
-
SYR
2 stops14h 58m
United Airlines
Deal found 18/3£536
Tue 28/411:51
SYR
-
LHR
2 stops16h 44m
Scandinavian Airlines
Tue 5/507:05
LHR
-
SYR
2 stops22h 38m
Scandinavian Airlines
Deal found 17/3£564
Sun 8/1119:59
SYR
-
LHR
1 stop9h 51m
United Airlines
Thu 12/1106:50
LHR
-
SYR
2 stops19h 18m
United Airlines
Deal found 15/3£575
Mon 21/906:15
SYR
-
LHR
1 stop21h 15m
United Airlines
Tue 29/912:10
LHR
-
SYR
2 stops37h 58m
United Airlines
Deal found 15/3£577
Mon 20/407:10
SYR
-
LHR
1 stop21h 20m
JetBlue
Mon 27/411:55
LHR
-
SYR
1 stop17h 04m
JetBlue
Deal found 16/3£578
Mon 31/819:52
SYR
-
LHR
1 stop30h 03m
United Airlines
Fri 11/906:50
LHR
-
SYR
2 stops19h 34m
United Airlines
Deal found 16/3£580
Wed 29/407:14
SYR
-
LHR
1 stop21h 16m
JetBlue
Wed 6/508:40
LHR
-
SYR
1 stop19h 17m
JetBlue
Deal found 15/3£581
Sat 19/917:44
SYR
-
LHR
2 stops31h 51m
Multiple Airlines
Wed 23/906:00
LHR
-
SYR
2 stops20h 24m
Multiple Airlines
Deal found 15/3£583
Thu 30/407:14
SYR
-
LHR
1 stop21h 16m
JetBlue
Thu 7/508:15
LHR
-
SYR
1 stop20h 44m
JetBlue
Deal found 16/3£590
Mon 5/1010:50
SYR
-
LHR
1 stop15h 00m
British Airways
Wed 28/1007:35
LHR
-
SYR
2 stops17h 35m
British Airways
Deal found 17/3£594

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 20 March 2026.

Round-trip from

£531

One-way from

£213

Popular in

December

Cheapest in

October

Average price

£626
United Airlines
  • United Airlines
  • 7/9-9/9
  • 3 total stops
  • 34h 13m total
  • Syracuse to London
Search Deals
British Airways
  • British Airways
  • 13/9
  • 1 total stop
  • 14h 00m total
  • Syracuse to London
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£50 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 20 March 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

Mon 31/8

19:52-06:55

1 stop30h 03m

London Heathrow

Fri 11/9

08:00-21:24

1 stop18h 24m

£602
Fastest return journey

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Tue 4/8

17:49-11:55

1 stop13h 06m

London Heathrow

Wed 12/8

16:40-23:51

1 stop12h 11m

£625

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 11/5

07:14-09:30

1 stop21h 16m

London Heathrow

Tue 19/5

11:55-23:59

1 stop17h 04m

£644

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 24/8

14:50-09:55

2 stops14h 05m

London Heathrow

Mon 31/8

15:30-16:48

2 stops30h 18m

£657

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 11/5

06:15-06:45

1 stop19h 30m

London Heathrow

Tue 19/5

06:50-16:59

2 stops15h 09m

£658

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 20/4

14:55-05:55

1 stop10h 00m

London Heathrow

Mon 27/4

07:25-20:47

2 stops18h 22m

£659

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 1/6

07:00-17:45

3 stops29h 45m

London Heathrow

Mon 8/6

08:00-23:52

2 stops20h 52m

£661

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 11/5

11:10-07:40

2 stops15h 30m

London Heathrow

Tue 19/5

06:30-15:50

2 stops14h 20m

£662

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 11/5

10:49-11:40

2 stops19h 51m

London Heathrow

Tue 19/5

07:50-21:33

2 stops18h 43m

£719

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 10/5

07:14-21:05

2 stops32h 51m

London Heathrow

Sat 23/5

22:40-23:52

2 stops54h 12m

£731

Flights are sorted by cheapest return flights first.

Deals found on 16/3

Showing 1-10 of 22 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

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 March 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 £170). Flying from Syracuse to London Heathrow Airport in June is currently the most expensive (average of £599). 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 15h 30m. Fly via Turkish Airlines, TAP AIR PORTUGAL, 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 £170). Flying from Syracuse to London Heathrow Airport in June is currently the most expensive (average of £599). 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
Wembley
Croydon
Northampton
Luton
Hounslow
Slough
Gatwick
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Eastbourne
Romford
Ipswich
Swindon
Bedford

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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.

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