HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Syracuse

$163+ Cheap flights from St. Louis to Syracuse (STL - SYR)

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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SYR
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Syracuse with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Lambert-St Louis to Syracuse Hancock Intl are usually found in January or June, booked 71 days in advance, depart on a Tuesday or Monday and return on a Friday

Cheap flight deals from St. Louis to Syracuse

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Syracuse (SYR). 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 August 14, 2025.

Round-trip from

$249
(Delta)

One-way from

$163
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$448
From Lambert-St Louis to Syracuse Hancock Intl
Search Deals
One-way flight from Lambert-St Louis to Syracuse Hancock Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from St. Louis to Syracuse

Cheapest flights from St. Louis to Syracuse
Explore the most affordable flight options available from St. Louis to Syracuse. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This FlightHub deal was found by Cheapflights users on 8/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/212:02 pmSTL - SYR
1 stop18h 26mFrontier
Sat 8/231:48 pmSYR - STL
1 stop24h 19mFrontier
Deal found 8/13$237
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/93:30 pmSTL - SYR
1 stop6h 49mDelta
Wed 9/1712:15 pmSYR - STL
1 stop4h 50mDelta
Deal found 8/12$249
This Delta deal was found by Cheapflights users on 8/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/23:10 pmSTL - SYR
1 stop6h 58mDelta
Sat 9/62:15 pmSYR - STL
1 stop5h 52mDelta
Deal found 8/14$254
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/276:00 amSTL - SYR
1 stop4h 45mDelta
Sun 8/3112:10 pmSYR - STL
1 stop4h 56mDelta
Deal found 8/12$255
This FlightHub deal was found by Cheapflights users on 8/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/24:00 pmSTL - SYR
1 stop18h 22mFrontier
Thu 10/912:16 pmSYR - STL
1 stop23h 21mFrontier
Deal found 8/13$257
This American Airlines deal was found by Cheapflights users on 8/12. 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.
Tue 9/26:02 amSTL - SYR
2 stops7h 11mAmerican Airlines
Sat 9/63:15 pmSYR - STL
2 stops8h 52mAmerican Airlines
Deal found 8/12$259
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/276:35 amSTL - SYR
2 stops6h 36mUnited Airlines
Sun 8/3111:15 amSYR - STL
2 stops8h 44mUnited Airlines
Deal found 8/12$269
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/246:00 pmSTL - SYR
1 stop4h 04mDelta
Sun 10/266:39 pmSYR - STL
1 stop6h 02mDelta
Deal found 8/12$274
This Delta deal was found by Cheapflights users on 8/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/274:10 pmSTL - SYR
1 stop7h 23mDelta
Sun 9/285:55 amSYR - STL
1 stop5h 04mDelta
Deal found 8/14$294
This Mytrip deal was found by Cheapflights users on 8/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/172:36 pmSTL - SYR
1 stop20h 22mFrontier
Fri 8/222:45 pmSYR - STL
1 stop23h 48mFrontier
Deal found 8/12$316

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Syracuse 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 August 14, 2025.
Use the filters below to find and compare flights from St. Louis to Syracuse that are best for you.

Fly from

St. Louis

Fly to

Syracuse

Route

Depart

Return

Price

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Thu 8/21

2:02 pm-9:28 am

1 stop18h 26m

Syracuse Hancock Intl

Sat 8/23

1:48 pm-1:07 pm

1 stop24h 19m

$237

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Tue 9/9

3:30 pm-11:19 pm

1 stop6h 49m

Syracuse Hancock Intl

Wed 9/17

12:15 pm-4:05 pm

1 stop4h 50m

$249

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Tue 9/9

9:57 am-5:57 pm

1 stop7h 00m

Syracuse Hancock Intl

Wed 9/17

6:10 am-12:23 pm

1 stop7h 13m

$249

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Fri 10/24

5:15 pm-12:20 am

1 stop6h 05m

Syracuse Hancock Intl

Sun 10/26

6:00 am-9:37 am

1 stop4h 37m

$249

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Wed 10/15

6:00 pm-11:04 pm

1 stop4h 04m

Syracuse Hancock Intl

Sat 10/18

2:17 pm-6:02 pm

1 stop4h 45m

$249

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Tue 9/2

6:00 am-11:45 am

1 stop4h 45m

Syracuse Hancock Intl

Sat 9/6

6:56 pm-9:55 pm

1 stop3h 59m

$249

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Tue 9/2

6:02 am-2:13 pm

2 stops7h 11m

Syracuse Hancock Intl

Sat 9/6

1:43 pm-6:41 pm

1 stop5h 58m

$254

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Fri 8/22

9:50 am-1:05 pm

2 stops26h 15m

$163

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Sun 8/17

2:36 pm-11:58 am

1 stop20h 22m

$185

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Tue 9/2

7:54 pm-4:00 pm

2 stops43h 06m

$222

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Showing 1-10 of 13 results
1
2

Best time to book a flight from St. Louis to Syracuse

Have a flexible travel schedule? Discover the best time to fly to Syracuse from St. Louis 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 St. Louis to Syracuse

How far ahead should I book a flight from St. Louis to Syracuse?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Syracuse. Price data was last updated on August 8, 2025.

Booking 25 days in advance of your planned departure date is, on average, the best time to get cheap flights from St. Louis to Syracuse. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from St. Louis to Syracuse?

Currently, January is the cheapest month in which you can book a flight from St. Louis to Syracuse (average of $272). Flying from St. Louis to Syracuse in July is currently the most expensive (average of $385). 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.

What is the cheapest time of day to fly from STL to SYR?

Find hourly flight availability from St. Louis to Syracuse. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 11% on flights from St. Louis to Syracuse by exploring options for tickets at noon.

Reviews of airlines servicing Syracuse

Get insights into the airlines that provide service to Syracuse. 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 Syracuse. Reviews last updated August 14, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from St. Louis to Syracuse have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
United Airlines
7.4
Good
8,916 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,980 reviews

Crew

8.5

Comfort

7.9

Boarding

8.2

Overall

8.0

Entertainment

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Syracuse. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from St. Louis to Syracuse round-trip?

    Cheapflights users have booked flights from St. Louis to Syracuse round-trip from $248. Other airlines that can offer you cheap pricing are American Airlines, from $248, and United Airlines, from $248. Users have found that Delta is 31% cheaper than the other options available to this destination.

  • Can I find deals for flights from St. Louis to Syracuse that include hotel bookings?

    Yes. In addition to deals on St. Louis to Syracuse flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Syracuse?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Syracuse.

  • Can I find deals for business class flights from St. Louis to Syracuse?

    Yes. Cheapflights offers flight deals from St. Louis to Syracuse 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 St. Louis to Syracuse?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Syracuse (average of $272). Flying from St. Louis to Syracuse in July is currently the most expensive (average of $385). 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 Syracuse?

Book flights to Syracuse if you plan to visit one of these locations
Liverpool
Cicero
East Syracuse
Waterloo

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.

Alternative routes for St. Louis to Syracuse

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to Newark flights
St. Louis to LaGuardia flights
Kansas City to Newark flights
Kansas City to LaGuardia flights
Kansas City to John F Kennedy Intl flights
St. Louis to John F Kennedy Intl flights
Springfield to John F Kennedy Intl flights
Springfield to LaGuardia flights
Kansas City to Buffalo flights
Springfield to Newark flights
St. Louis to Buffalo flights
St. Louis to Albany flights
Kansas City to Albany flights
Kansas City to Syracuse flights
St. Louis to Rochester flights
Kansas City to Rochester flights
Springfield to Albany flights
St. Louis to White Plains flights
Kansas City to White Plains flights
Columbia to LaGuardia flights
Springfield to Syracuse flights
St. Louis to Islip flights
Columbia to John F Kennedy Intl flights
Columbia to Buffalo flights
Kansas City to Islip flights
Columbia to Newark flights
Columbia to Albany flights
Columbia to Rochester flights
Springfield to Buffalo flights
Joplin to Newark flights
Kansas City to Ithaca flights
Kansas City to Binghamton flights
St. Louis to Watertown flights
St. Louis to Ithaca flights
Joplin to LaGuardia flights
Kansas City to Stewart flights
Kansas City to Watertown flights
Springfield to Islip flights
St. Louis to Binghamton flights
St. Louis to Elmira flights
St. Louis to Stewart flights
Columbia to Syracuse flights
Springfield to Stewart flights
Springfield to White Plains flights
Joplin to John F Kennedy Intl flights
Kansas City to Plattsburgh flights

Top 3 airlines flying from St. Louis to Syracuse

Discover the top 3 airlines that operate flights from St. Louis to Syracuse. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$330FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$362FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$248Average$379FlexibilityNo cancel feeOn-time71%

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.