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

According to our current data, Frontier ($140), Delta ($243), and American Airlines ($249) offers the cheapest pricing from Syracuse to St. Louis. Frontier is 64% cheaper than the average price of flights available within the next 90 days to this destination.

What is the cheapest day to fly from Syracuse to St. Louis?

Travelers seeking maximum savings on their Syracuse to St. Louis flight should consider departing on Friday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Syracuse to St. Louis?

American Airlines, Delta and United Airlines are the most popular airlines when flying from Syracuse to St. Louis.

What is the cheapest day to fly round-trip from Syracuse to St. Louis?

Saturday flights are found to be more expensive to fly from Syracuse to St. Louis. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to St. Louis.

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

Users have found that booking a flight from Syracuse to St. Louis at least 53 days early can save you up to 67% on average compared to booking a flight this week. If booking 53 days before your flight isn’t an option for you, users have found flights from Syracuse to St. Louis for as little as $388 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $548 for flights departing within the next 3 days.

What is the cheapest month to fly from Syracuse to St. Louis?

February can be a great time to fly to St. Louis from Syracuse with a flight ticket averaging about $397. Cheapflights users have found deals in the month of February for as cheap as $223. The most expensive prices can be found in the month of December.

Most accurate provider : When it comes to deals on Syracuse-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Syracuse-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Syracuse-St. Louis flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Syracuse-St. Louis 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 Syracuse-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Syracuse to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$140+ Save on Flights from Syracuse to St. Louis

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Syracuse to St. Louis 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.

The best prices from Syracuse Hancock Intl to Lambert-St Louis are usually found in February or January, booked 52 days in advance, depart on a Friday or Saturday and return on a Tuesday

Cheap flight deals from Syracuse to St. Louis

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$140 (Booking.com)
Popular in	December
Cheapest in	February
Average price	$291

Provider with most accurate pricing for Syracuse Hancock Intl-Lambert-St Louis flight deals.

Search Deals

Provider most trusted by Cheapflights users for Syracuse Hancock Intl-Lambert-St Louis flights.

Search Deals

From Syracuse Hancock Intl to Lambert-St Louis

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($29 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in February 2025

Search Deals

Find flight deals from Syracuse to St. Louis

Cheapest flights from Syracuse to St. Louis
Explore the most affordable flight options available from Syracuse to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

Mon 4/2812:00 pmSYR - STL

1 stop13h 04mFrontier

Wed 4/305:41 pmSTL - SYR

1 stop16h 20mFrontier

Deal found 2/19

$140

Fri 3/146:00 amSYR - STL

1 stop7h 00mDelta

Tue 3/1810:30 amSTL - SYR

1 stop3h 51mDelta

Deal found 2/19

$243

Wed 6/115:36 pmSYR - STL

1 stop7h 27mAmerican Airlines

Wed 6/256:27 amSTL - SYR

1 stop3h 48mAmerican Airlines

Deal found 2/19

$249

Tue 4/111:35 amSYR - STL

3 stops30h 10mMultiple Airlines

Thu 4/36:47 pmSTL - SYR

1 stop15h 11mMultiple Airlines

Deal found 2/19

$328

Thu 3/66:00 amSYR - STL

1 stop5h 08mUnited Airlines

Mon 3/105:33 pmSTL - SYR

1 stop4h 49mUnited Airlines

Deal found 2/19

$329

Best flights from Syracuse to St. Louis
Discover carefully curated flight deals from Syracuse to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 20, 2025.

Mon 4/2812:00 pmSYR - STL

1 stop13h 04mFrontier

Wed 4/305:41 pmSTL - SYR

1 stop16h 20mFrontier

Deal found 2/19

$140

Fri 3/146:00 amSYR - STL

1 stop7h 00mDelta

Tue 3/1810:30 amSTL - SYR

1 stop3h 51mDelta

Deal found 2/19

$243

Wed 6/115:36 pmSYR - STL

1 stop7h 27mAmerican Airlines

Wed 6/256:27 amSTL - SYR

1 stop3h 48mAmerican Airlines

Deal found 2/19

$249

Tue 4/111:35 amSYR - STL

3 stops30h 10mMultiple Airlines

Thu 4/36:47 pmSTL - SYR

1 stop15h 11mMultiple Airlines

Deal found 2/19

$328

Thu 3/66:00 amSYR - STL

1 stop5h 08mUnited Airlines

Mon 3/105:33 pmSTL - SYR

1 stop4h 49mUnited Airlines

Deal found 2/19

$329

Last-minute flights from Syracuse to St. Louis
Discover last-minute flight deals from Syracuse to St. Louis. Data last updated February 20, 2025 and is based on user searches.

Thu 2/276:35 amSYR - STL

1 stop6h 53mDelta

Tue 3/412:52 pmSTL - SYR

1 stop4h 23mDelta

Deal found 2/18

$289

Thu 2/276:00 amSYR - STL

2 stops9h 36mUnited Airlines

Tue 3/43:32 pmSTL - SYR

1 stop4h 42mUnited Airlines

Deal found 2/18

$364

Fri 2/289:22 amSYR - STL

1 stop15h 21mFrontier

Sun 3/25:20 pmSTL - SYR

1 stop14h 02mFrontier

Deal found 2/19

$279

Sat 3/11:00 pmSYR - STL

1 stop4h 21mAmerican Airlines

Wed 3/55:45 amSTL - SYR

2 stops7h 16mAmerican Airlines

Deal found 2/19

$294

Mon 3/39:22 amSYR - STL

1 stop15h 21mFrontier

Wed 3/55:20 pmSTL - SYR

1 stop14h 02mFrontier

Deal found 2/19

$196

Thu 3/66:00 amSYR - STL

1 stop5h 08mUnited Airlines

Mon 3/105:33 pmSTL - SYR

1 stop4h 49mUnited Airlines

Deal found 2/19

$329

Fri 3/146:00 amSYR - STL

1 stop7h 00mDelta

Tue 3/1810:30 amSTL - SYR

1 stop3h 51mDelta

Deal found 2/19

$243

Fri 3/146:45 pmSYR - STL

1 stop6h 11mAmerican Airlines

Tue 3/185:06 amSTL - SYR

2 stops7h 09mAmerican Airlines

Deal found 2/19

$264

Fri 3/217:38 pmSYR - STL

3 stops41h 07mMultiple Airlines

Sat 3/296:30 pmSTL - SYR

1 stop20h 35mMultiple Airlines

Deal found 2/19

$522

One-way flights from Syracuse to St. Louis
Search for one-way flight options from Syracuse to St. Louis. Find affordable one-way fares based on user searches. Data last updated February 20, 2025.

Thu 3/2710:09 pmSYR - STL

2 stops21h 32mMultiple Airlines

Deal found 2/19

$210

Thu 3/277:26 amSYR - STL

1 stop4h 58mAmerican Airlines

Deal found 2/19

$220

Find flights from Syracuse to St. Louis within your budget

Fly from

Fly to

Route

Depart

Return

Price

SyracuseSt. Louis

SYR - STL

SYRSTL

Syracuse Hancock Intl

Mon 4/28

12:00 pm-12:04 am

1 stop13h 04m

Lambert-St Louis

Wed 4/30

5:41 pm-11:01 am

1 stop16h 20m

$140

SyracuseSt. Louis

SYR - STL

SYRSTL

Syracuse Hancock Intl

Fri 3/14

6:00 am-12:00 pm

1 stop7h 00m

Lambert-St Louis

Tue 3/18

10:30 am-3:21 pm

1 stop3h 51m

$243

SyracuseSt. Louis

SYR - STL

SYRSTL

Syracuse Hancock Intl

Wed 6/11

5:36 pm-12:03 am

1 stop7h 27m

Lambert-St Louis

Wed 6/25

6:27 am-11:15 am

1 stop3h 48m

$249

SyracuseSt. Louis

SYR - STL

SYRSTL

Syracuse Hancock Intl

Tue 4/1

11:35 am-4:45 pm

3 stops30h 10m

Lambert-St Louis

Thu 4/3

6:47 pm-10:58 am

1 stop15h 11m

$328

SyracuseSt. Louis

SYR - STL

SYRSTL

Syracuse Hancock Intl

Thu 3/6

6:00 am-10:08 am

1 stop5h 08m

Lambert-St Louis

Mon 3/10

5:33 pm-11:22 pm

1 stop4h 49m

$329

SyracuseSt. Louis

SYR - STL

SYRSTL

Syracuse Hancock Intl

Thu 3/27

10:09 pm-6:41 pm

2 stops21h 32m

$210

SyracuseSt. Louis

SYR - STL

SYRSTL

Syracuse Hancock Intl

Thu 3/27

7:26 am-11:24 am

1 stop4h 58m

$220

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Compare providers for flights from Syracuse to St. Louis

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Syracuse to St. Louis in February.

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

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

Travel insights for flights from Syracuse to St. Louis

Get recent, data-driven insights about flights from Syracuse to St. Louis including ideal travel times, pricing trends, and more.

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

To ensure you get the cheapest price possible for a flight from Syracuse to St. Louis, you should look to book at least 52 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 St. Louis?

Currently, August is the cheapest month in which you can book a flight from Syracuse to St. Louis (average of $311). Flying from Syracuse to St. Louis in March is currently the most expensive (average of $356). 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 SYR to STL?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 32% on flights from Syracuse to St. Louis by exploring options for tickets in the evening.

Rainfall in St. Louis by month

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Read through reviews of airlines operating flights from Syracuse to St. Louis, such as Delta, United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

8,227 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Delta

8.0

Very good

8,227 reviews

Delta

8.0

Very good

8,227 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

United Airlines

7.4

Good

8,768 reviews

Delta

8.0

Very good

8,227 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

8,227 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Frontier

6.0

Okay

3,358 reviews

Delta

8.0

Very good

8,227 reviews

Reviews

1 / 20

10.0

Excellent

Kymberlee,Oct 2024

JFK - ATL

Related info for your journey

What are the cheapest airlines flying from Syracuse to St. Louis round-trip?
According to our current data, Frontier ($140), Delta ($243), and American Airlines ($249) offers the cheapest pricing from Syracuse to St. Louis. Frontier is 64% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for flights from Syracuse to St. Louis that include hotel bookings?
Yes. In addition to deals on Syracuse to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Syracuse to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Syracuse to St. Louis.
Can I find deals for business class flights from Syracuse to St. Louis?
Yes. Cheapflights offers flight deals from Syracuse to St. Louis 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 St. Louis?
Currently, August is the cheapest month in which you can book a flight from Syracuse to St. Louis (average of $311). Flying from Syracuse to St. Louis in March is currently the most expensive (average of $356). 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

Fenton

Fairview Heights

Maryland Heights

Collinsville

Wentzville

Eureka

St. Peters

Festus

Alton

Farmington

Chesterfield

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Syracuse to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$248	Average$401	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$268	Average$377	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$347	Average$542	FlexibilityNo cancel fee	On-time69%

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.

$140+ Cheap flights from Syracuse to St. Louis (SYR - STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/28. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Syracuse to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

The best prices from Syracuse Hancock Intl to Lambert-St Louis are usually found in February or January, booked 52 days in advance, depart on a Friday or Saturday and return on a Tuesday

Cheap flight deals from Syracuse to St. Louis

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Syracuse to St. Louis

Cheapest flights from Syracuse to St. LouisExplore the most affordable flight options available from Syracuse to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

Explore the most affordable flight options available from Syracuse to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

Find flights from Syracuse to St. Louis within your budget

Compare providers for flights from Syracuse to St. Louis

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 St. Louis in February.

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

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Syracuse with our price prediction graph.

Travel insights for flights from Syracuse to St. Louis

Get recent, data-driven insights about flights from Syracuse to St. Louis including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Syracuse to St. Louis. Price data was last updated on February 14, 2025.

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

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

Find hourly flight availability from Syracuse to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

Rainfall in St. Louis by month

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

Temperature in St. Louis by month

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

Reviews of airlines servicing St. Louis

Read through reviews of airlines operating flights from Syracuse to St. Louis, such as Delta, United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Syracuse to St. Louis. 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 Syracuse to St. Louis round-trip?

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

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

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

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

Traveling to a place near Syracuse?

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 Syracuse to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Syracuse to St. Louis

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Syracuse to St. Louis
Explore the most affordable flight options available from Syracuse to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.