HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Syracuse

$125+ 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SYR
Jun 23 — Jun 301
Tue 6/23
Tue 6/30
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.

Cheap 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 May 24, 2026.

This American Airlines deal was found by Cheapflights users on 5/24. 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 6/235:03 pm
STL
-
SYR
1 stop5h 56m
American Airlines
Tue 6/307:30 pm
SYR
-
STL
1 stop5h 14m
American Airlines
Deal found 5/24$291
This American Airlines deal was found by Cheapflights users on 5/22. 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 5/2710:45 am
STL
-
SYR
1 stop7h 26m
American Airlines
Fri 6/197:21 pm
SYR
-
STL
1 stop5h 38m
American Airlines
Deal found 5/22$300
This United Airlines deal was found by Cheapflights users on 5/23. 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.
Fri 5/291:13 pm
STL
-
SYR
2 stops9h 46m
United Airlines
Fri 6/195:49 pm
SYR
-
STL
1 stop4h 41m
United Airlines
Deal found 5/23$305
This Delta deal was found by Cheapflights users on 5/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/155:22 pm
STL
-
SYR
1 stop4h 47m
Delta
Sun 6/216:11 am
SYR
-
STL
1 stop4h 21m
Delta
Deal found 5/21$309
This United Airlines deal was found by Cheapflights users on 5/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/271:13 pm
STL
-
SYR
1 stop7h 06m
United Airlines
Sun 6/76:10 am
SYR
-
STL
1 stop7h 01m
United Airlines
Deal found 5/19$315
This American Airlines deal was found by Cheapflights users on 5/21. 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.
Thu 6/45:14 am
STL
-
SYR
1 stop5h 07m
American Airlines
Thu 6/186:08 am
SYR
-
STL
1 stop5h 29m
American Airlines
Deal found 5/21$324
This United Airlines deal was found by Cheapflights users on 5/23. 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.
Tue 7/286:00 am
STL
-
SYR
2 stops7h 15m
United Airlines
Tue 8/46:15 am
SYR
-
STL
1 stop6h 56m
United Airlines
Deal found 5/23$334
This Delta deal was found by Cheapflights users on 5/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/49:30 am
STL
-
SYR
1 stop6h 28m
Delta
Sun 6/76:11 am
SYR
-
STL
1 stop4h 21m
Delta
Deal found 5/21$339
This United Airlines deal was found by Cheapflights users on 5/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1912:59 pm
STL
-
SYR
1 stop7h 06m
United Airlines
Tue 9/226:00 am
SYR
-
STL
2 stops6h 57m
United Airlines
Deal found 5/20$341
This Delta deal was found by Cheapflights users on 5/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/166:30 am
STL
-
SYR
1 stop5h 31m
Delta
Thu 7/236:12 am
SYR
-
STL
1 stop4h 19m
Delta
Deal found 5/21$344
This American Airlines deal was found by Cheapflights users on 5/22. 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 5/276:15 am
STL
-
SYR
1 stop7h 17m
American Airlines
Wed 6/312:01 pm
SYR
-
STL
1 stop6h 19m
American Airlines
Deal found 5/22$345
This United Airlines deal was found by Cheapflights users on 5/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/206:00 am
STL
-
SYR
2 stops7h 15m
United Airlines
Sun 6/216:10 am
SYR
-
STL
1 stop7h 01m
United Airlines
Deal found 5/20$348

Find 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 May 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$291
(American Airlines)

One-way from

$125
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$360
Provider with most accurate pricing for Lambert-St Louis-Syracuse Hancock Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Syracuse Hancock Intl flights.
Search Deals
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. 14% potential increase in price ($71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 May 24, 2026.
Use the filters below to find and compare flights from St. Louis to Syracuse that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Thu 6/4

9:30 am-4:58 pm

1 stop6h 28m

Syracuse Hancock Intl

Sun 6/7

6:11 am-9:32 am

1 stop4h 21m

$339
Quickest round-trip

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Sat 8/1

6:04 pm-10:58 pm

1 stop3h 54m

Syracuse Hancock Intl

Tue 8/4

6:15 am-9:37 am

1 stop4h 22m

$365

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Wed 8/26

9:30 am-4:52 pm

1 stop6h 22m

Syracuse Hancock Intl

Sat 8/29

5:48 pm-10:00 pm

1 stop5h 12m

$415

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Sat 8/1

1:18 pm-11:59 pm

2 stops9h 41m

Syracuse Hancock Intl

Tue 8/4

6:15 am-12:11 pm

1 stop6h 56m

$479

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Thu 6/4

6:00 am-7:04 pm

2 stops12h 04m

Syracuse Hancock Intl

Fri 6/19

5:49 pm-11:29 pm

1 stop6h 40m

$488

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Thu 7/16

6:30 am-1:01 pm

1 stop5h 31m

Syracuse Hancock Intl

Mon 7/20

6:00 am-9:43 am

1 stop4h 43m

$547
Cheapest one-way

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Wed 6/24

5:06 pm-6:36 pm

2 stops24h 30m

$161

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Tue 6/23

8:08 pm-3:08 pm

3 stops18h 00m

$237

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Wed 8/5

10:33 am-12:47 am

2 stops13h 14m

$256

St. LouisSyracuse

STL - SYR

STLSYR

Lambert-St Louis

Mon 8/3

6:14 am-2:34 pm

1 stop7h 20m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/21

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

Compare providers for flights from St. Louis to Syracuse

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 St. Louis to Syracuse in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 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 St. Louis-Syracuse flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Syracuse flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Syracuse flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Syracuse flights, Cheapflights users trust FlightHub the most. FlightHub 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 St. Louis-Syracuse 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 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

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

Currently, September is the cheapest month in which you can book a flight from St. Louis to Syracuse (average of $294). Flying from St. Louis to Syracuse in March is currently the most expensive (average of $674). 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 to fly round-trip from St. Louis to Syracuse?

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 May 24, 2026.
See what other customers who have flown with Delta 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
7.9
Good
8,436 reviews

Crew

8.5

Entertainment

7.8

Comfort

7.8

Overall

7.9

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
7.9
Good
8,436 reviews
Delta
7.9
Good
8,436 reviews

Crew

8.5

Entertainment

7.8

Comfort

7.8

Overall

7.9

Boarding

8.1

Food

7.2

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
American Airlines
7.1
Good
11,631 reviews
Delta
7.9
Good
8,436 reviews

Crew

8.5

Entertainment

7.8

Comfort

7.8

Overall

7.9

Boarding

8.1

Food

7.2

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.

  • How long is the flight from St. Louis to Syracuse?

    There are many flights that can get you from St. Louis to Syracuse in 6h 22m. Fly via Delta or United Airlines to get the fastest option. There are 801 mi between St. Louis and Syracuse. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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. Another airline that can offer you cheap pricing is American Airlines. Users have found that Delta is 38% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from St. Louis to Syracuse one-way?

    $219 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $238 and $267, respectively.

  • 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, September is the cheapest month in which you can book a flight from St. Louis to Syracuse (average of $294). Flying from St. Louis to Syracuse in March is currently the most expensive (average of $674). 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
East Syracuse
Liverpool

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.

Top 2 airlines flying from St. Louis to Syracuse

Discover the top 2 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 May 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$407FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$253Average$386FlexibilityNo 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.