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Heathrow

$220+ Cheap flights from Syracuse (SYR) to Heathrow (LHR)

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYR — LHR
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Syracuse to Heathrow

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 January 21, 2026.

This oojo deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/34:11 pm
SYR
-
LHR
1 stop9h 24m
British Airways
Tue 3/106:05 am
LHR
-
SYR
2 stops20h 45m
British Airways
Deal found 1/20$578
This lastminute.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/236:00 am
SYR
-
LHR
1 stop19h 55m
JetBlue
Sat 2/149:20 am
LHR
-
SYR
1 stop18h 37m
JetBlue
Deal found 1/21$599
This Expedia deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/12:15 pm
SYR
-
LHR
1 stop11h 45m
British Airways
Tue 2/1710:15 am
LHR
-
SYR
1 stop17h 35m
British Airways
Deal found 1/20$601
This oojo deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/43:25 pm
SYR
-
LHR
1 stop10h 35m
British Airways
Tue 4/217:25 pm
LHR
-
SYR
2 stops28h 42m
British Airways
Deal found 1/21$602
This oojo deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/310:49 am
SYR
-
LHR
1 stop16h 01m
British Airways
Thu 5/144:30 pm
LHR
-
SYR
2 stops35h 43m
British Airways
Deal found 1/20$605
This American Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/113:56 pm
SYR
-
LHR
1 stop12h 19m
American Airlines
Thu 2/192:45 pm
LHR
-
SYR
1 stop14h 52m
American Airlines
Deal found 1/21$608
This lastminute.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/227:10 am
SYR
-
LHR
1 stop9h 30m
JetBlue
Tue 2/109:20 am
LHR
-
SYR
1 stop17h 05m
JetBlue
Deal found 1/21$610
This oojo deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/193:25 pm
SYR
-
LHR
1 stop10h 35m
British Airways
Mon 2/234:30 pm
LHR
-
SYR
2 stops35h 20m
British Airways
Deal found 1/19$614

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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$571
(Trip.com)

One-way from

$260
(United Airlines)

Popular in

June

Cheapest in

October

Average price

$860
Provider with most accurate pricing for Syracuse Hancock Intl-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Syracuse Hancock Intl-London Heathrow flights.
Search Deals
From Syracuse Hancock Intl to London Heathrow
Search Deals
One-way flight from Syracuse Hancock Intl to London Heathrow
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($144 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated January 21, 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

Wed 3/4

12:27 pm-6:35 am

1 stop13h 08m

London Heathrow

Fri 4/24

12:30 pm-7:07 pm

1 stop11h 37m

$624

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 3/2

4:11 pm-6:35 am

1 stop9h 24m

London Heathrow

Wed 4/22

12:30 pm-7:07 pm

1 stop11h 37m

$624

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 3/5

6:25 am-5:55 am

1 stop18h 30m

London Heathrow

Wed 3/11

6:35 am-4:48 pm

2 stops38h 13m

$629

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 2/19

6:10 am-7:10 am

2 stops20h 00m

London Heathrow

Mon 2/23

1:45 pm-9:55 am

2 stops49h 10m

$633

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 5/11

4:30 pm-12:05 pm

1 stop14h 35m

London Heathrow

Tue 5/19

11:45 am-11:57 pm

2 stops17h 12m

$645

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 5/10

11:25 am-8:50 am

1 stop16h 25m

London Heathrow

Wed 5/20

11:45 am-11:57 pm

2 stops17h 12m

$645

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Fri 3/6

5:11 am-6:20 am

1 stop20h 09m

London Heathrow

Sat 3/14

8:00 pm-11:03 am

1 stop19h 03m

$658

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Fri 3/6

5:11 am-6:20 am

1 stop20h 09m

London Heathrow

Mon 3/16

8:00 pm-11:03 am

1 stop19h 03m

$658

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Thu 2/19

6:25 am-7:55 am

1 stop20h 30m

London Heathrow

Sun 2/22

12:05 pm-9:42 am

1 stop26h 37m

$658

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sun 5/10

6:00 am-6:55 am

1 stop19h 55m

$220

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 20 results
1
2

Compare providers for flights from Syracuse to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Syracuse to Heathrow in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Syracuse-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Syracuse-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Syracuse-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Syracuse-London Heathrow Airport flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Syracuse-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 round-trip flight from Syracuse to Heathrow. Price data was last updated on January 16, 2026.

The price you pay for your flight from Syracuse to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 28 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 $227). Flying from Syracuse to London Heathrow Airport in June is currently the most expensive (average of $878). 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.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated January 21, 2026.
Get a feel of what it's like to fly with Delta, Virgin Atlantic, and United Airlines from Syracuse to London Heathrow Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
7.9
Good
8,088 reviews
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.5
Good
678 reviews
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
9,191 reviews
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
11,174 reviews
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.7
Okay
7,689 reviews
Delta
7.9
Good
8,088 reviews

Boarding

8.1

Comfort

7.9

Overall

7.9

Crew

8.5

Entertainment

7.8

Food

7.2

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 6 different airlines.

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

    For as low as $624, British Airways can have you in London Heathrow Airport from Syracuse in 13h 08m. Syracuse and London Heathrow Airport are separated by a distance of 3429 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Syracuse to London Heathrow Airport round-trip?

    JetBlue, at $137, was found to be the cheapest airline from Syracuse to London Heathrow Airport.Alternate airlines to your destination round-trip include Delta and American Airlines. You may be able to fly from Syracuse to London Heathrow Airport for 83% less than the average price by searching for these airlines.

  • 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 vacation 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 $227). Flying from Syracuse to London Heathrow Airport in June is currently the most expensive (average of $878). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Hounslow
Southend-on-Sea
Harrow
Croydon
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Northampton
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Syracuse to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Stewart to Southend flights

Top 6 airlines flying from Syracuse to Heathrow

Discover the top 6 airlines that operate flights from Syracuse to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$137Average$667FlexibilityNo cancel feeOn-time62%
DeltaCheapest$428Average$701FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$602Average$890FlexibilityNo cancel feeOn-time71%
Virgin AtlanticCheapest$609Average$793FlexibilityNo cancel feeOn-time72%
British AirwaysCheapest$644Average$838FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$752Average$1,008FlexibilityNo cancel feeOn-time69%

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