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Cheap flights from Syracuse to London Heathrow Airport from £235

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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYR — LHR
18 Jun — 25 Jun1
1 adult

Cheapflights Tip: The best prices from Syracuse Hancock Intl to London Heathrow are usually found in October or March, booked 34 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap 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 13 June 2025.

Round-trip from

£442

One-way from

£235

Popular in

June

Cheapest in

October

Average price

£982
JetBlue
  • JetBlue
  • 3/9-17/9
  • 2 total stops
  • 32h 35m total
  • Syracuse to London
Search Deals
JetBlue
  • JetBlue
  • 7/8
  • 1 total stop
  • 9h 45m total
  • Syracuse to London
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£136 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£25 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
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Find 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 13 June 2025.

Wed 3/909:30SYR - LHR
1 stop16h 00mJetBlue
Wed 17/908:25LHR - SYR
1 stop16h 35mJetBlue
Deal found 12/6£442
Wed 3/905:33SYR - LHR
1 stop19h 52mDelta
Wed 17/909:00LHR - SYR
2 stops18h 55mDelta
Deal found 12/6£444
Mon 4/816:13SYR - LHR
1 stop11h 37mKLM
Fri 22/816:05LHR - SYR
1 stop12h 51mKLM
Deal found 12/6£450
Fri 14/1106:00SYR - LHR
1 stop18h 55mIcelandair
Tue 18/1107:25LHR - SYR
1 stop18h 30mIcelandair
Deal found 11/6£452
Fri 5/911:16SYR - LHR
2 stops17h 19mScandinavian Airlines
Fri 12/907:05LHR - SYR
2 stops21h 46mScandinavian Airlines
Deal found 13/6£497
Mon 8/916:44SYR - LHR
1 stop12h 36mAmerican Airlines
Tue 23/909:15LHR - SYR
1 stop15h 46mAmerican Airlines
Deal found 12/6£509
Mon 11/813:35SYR - LHR
1 stop13h 30mBritish Airways
Fri 22/810:05LHR - SYR
1 stop11h 20mBritish Airways
Deal found 11/6£509
Sat 13/912:42SYR - LHR
2 stops13h 03mVirgin Atlantic
Sun 28/920:10LHR - SYR
1 stop19h 02mVirgin Atlantic
Deal found 12/6£527
Wed 3/906:00SYR - LHR
1 stop9h 40mUnited Airlines
Wed 17/914:05LHR - SYR
2 stops24h 57mUnited Airlines
Deal found 11/6£536
Mon 1/917:43SYR - LHR
2 stops31h 47mAir Canada
Wed 17/914:05LHR - SYR
2 stops31h 41mAir Canada
Deal found 11/6£540
Mon 8/906:25SYR - LHR
2 stops21h 10mMultiple Airlines
Tue 23/908:30LHR - SYR
2 stops19h 29mMultiple Airlines
Deal found 12/6£541
Fri 14/1117:35SYR - LHR
2 stops14h 25mLufthansa
Tue 18/1108:45LHR - SYR
2 stops19h 28mLufthansa
Deal found 12/6£602

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 13 June 2025.
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 3/9

09:30-06:30

1 stop16h 00m

London Heathrow

Wed 17/9

08:25-20:00

1 stop16h 35m

£442

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 3/9

05:33-06:25

1 stop19h 52m

London Heathrow

Wed 17/9

09:00-22:55

2 stops18h 55m

£444

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 4/8

16:13-08:50

1 stop11h 37m

London Heathrow

Fri 22/8

16:05-23:56

1 stop12h 51m

£450

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Fri 14/11

06:00-05:55

1 stop18h 55m

London Heathrow

Tue 18/11

07:25-20:55

1 stop18h 30m

£452

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Fri 5/9

11:16-09:35

2 stops17h 19m

London Heathrow

Fri 12/9

07:05-23:51

2 stops21h 46m

£497

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 8/9

16:44-10:20

1 stop12h 36m

London Heathrow

Tue 23/9

09:15-20:01

1 stop15h 46m

£509

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 11/8

13:35-08:05

1 stop13h 30m

London Heathrow

Fri 22/8

10:05-16:25

1 stop11h 20m

£509

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Sat 13/9

12:42-06:45

2 stops13h 03m

London Heathrow

Sun 28/9

20:10-10:12

1 stop19h 02m

£527

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Wed 3/9

06:00-20:40

1 stop9h 40m

London Heathrow

Wed 17/9

14:05-10:02

2 stops24h 57m

£536

SyracuseLondon

SYR - LHR

SYRLHR

Syracuse Hancock Intl

Mon 1/9

17:43-06:30

2 stops31h 47m

London Heathrow

Wed 17/9

14:05-16:46

2 stops31h 41m

£540

Flights are sorted by cheapest return flights first.

Deals found on 13/6

Showing 1-10 of 24 results
1
2
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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 9 June 2025.

To ensure you get the cheapest price possible for a flight from Syracuse to London Heathrow Airport, you should look to book at least 32 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, January is the cheapest month in which you can book a flight from Syracuse to London Heathrow Airport (average of £112). Flying from Syracuse to London Heathrow Airport in August is currently the most expensive (average of £164). 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.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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 13 June 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Austrian Airlines from Syracuse to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

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
8.0
Very Good
7,950 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

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.
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

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.
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

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
8,790 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

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
7.4
Good
652 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

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 0 different airlines.

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

    Currently priced at £442, JetBlue will fly you from Syracuse to London Heathrow Airport and back. In addition to JetBlue, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and KLM - these airlines can fly you to your destination from £444 and £450, respectively. JetBlue is 28% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Syracuse to London Heathrow Airport one-way?

    For one-way options, check prices for JetBlue. According to our data, you can fly for as low as £235. Users have also found prices from £283 and £286 on American Airlines and British Airways, respectively.

  • 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, January is the cheapest month in which you can book a flight from Syracuse to London Heathrow Airport (average of £112). Flying from Syracuse to London Heathrow Airport in August is currently the most expensive (average of £164). 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 Syracuse?

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Deal
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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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