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$206+ Cheap flights from Greenville to St. Louis (GSP - STL)

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 10/16. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — STL
Oct 31 — Nov 71
Fri 10/31
Fri 11/7
1 adult, Economy
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Cheap flight deals from Greenville to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) to St. Louis (STL). 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 October 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$237
(American Airlines)

One-way from

$206
(Kiwi.com)

Popular in

September

Cheapest in

October

Average price

$286
Provider with most accurate pricing for Greenville-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Greenville-Lambert-St Louis flights.
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From Greenville to Lambert-St Louis
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One-way flight from Greenville to Lambert-St Louis
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High demand for flights, 10% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Greenville to St. Louis

Cheapest flights from Greenville to St. Louis
Explore the most affordable flight options available from Greenville to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2025.

This American Airlines deal was found by Cheapflights users on 9/29. 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 10/294:46 pmGSP - STL
1 stop8h 10mAmerican Airlines
Wed 11/56:04 pmSTL - GSP
1 stop3h 56mAmerican Airlines
Deal found 9/29$237
This Southwest deal was found by Cheapflights users on 9/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/293:00 pmGSP - STL
2 stops8h 05mSouthwest
Wed 11/55:45 amSTL - GSP
1 stop7h 45mSouthwest
Deal found 9/29$264
This Delta deal was found by Cheapflights users on 9/30. 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 10/247:41 pmGSP - STL
1 stop5h 00mDelta
Mon 10/275:15 pmSTL - GSP
1 stop4h 03mDelta
Deal found 9/30$301
This Delta deal was found by Cheapflights users on 10/1. 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 11/71:45 pmGSP - STL
1 stop3h 25mDelta
Sat 11/810:45 amSTL - GSP
1 stop5h 56mDelta
Deal found 10/1$307
This American Airlines deal was found by Cheapflights users on 9/29. 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.
Fri 10/315:52 pmGSP - STL
1 stop6h 03mAmerican Airlines
Sun 11/25:00 amSTL - GSP
1 stop3h 58mAmerican Airlines
Deal found 9/29$332
This Southwest deal was found by Cheapflights users on 9/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/241:50 pmGSP - STL
2 stops9h 35mSouthwest
Mon 10/273:05 pmSTL - GSP
1 stop3h 20mSouthwest
Deal found 9/30$353
This Delta deal was found by Cheapflights users on 9/30. 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 10/247:41 pmGSP - STL
1 stop5h 00mDelta
Sun 10/267:05 amSTL - GSP
1 stop5h 13mDelta
Deal found 9/30$360
This Delta deal was found by Cheapflights users on 9/30. 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 11/2011:12 amGSP - STL
1 stop5h 55mDelta
Mon 12/15:17 pmSTL - GSP
1 stop5h 28mDelta
Deal found 9/30$367
This Southwest deal was found by Cheapflights users on 9/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/241:50 pmGSP - STL
2 stops9h 35mSouthwest
Sun 10/267:00 amSTL - GSP
1 stop5h 10mSouthwest
Deal found 9/30$412

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greenville to St. Louis 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 October 1, 2025.
Use the filters below to find and compare flights from Greenville to St. Louis that are best for you.

Fly from

Greenville

Fly to

St. Louis

Route

Depart

Return

Price

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Wed 10/29

4:46 pm-11:56 pm

1 stop8h 10m

Lambert-St Louis

Wed 11/5

6:04 pm-11:00 pm

1 stop3h 56m

$237

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Sat 12/6

10:08 am-12:40 pm

1 stop3h 32m

Lambert-St Louis

Tue 12/9

6:00 am-11:15 am

1 stop4h 15m

$259

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Wed 10/29

3:00 pm-10:05 pm

2 stops8h 05m

Lambert-St Louis

Wed 11/5

5:45 am-2:30 pm

1 stop7h 45m

$264

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Sat 12/6

8:10 am-4:55 pm

2 stops9h 45m

Lambert-St Louis

Tue 12/9

6:05 am-4:05 pm

2 stops9h 00m

$269

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Thu 11/20

11:42 am-5:09 pm

1 stop6h 27m

Lambert-St Louis

Mon 12/1

7:02 pm-11:45 pm

1 stop3h 43m

$318

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Fri 10/31

5:52 pm-10:55 pm

1 stop6h 03m

Lambert-St Louis

Sun 11/2

5:00 am-9:58 am

1 stop3h 58m

$332

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Fri 12/5

7:30 am-1:41 pm

1 stop7h 11m

Lambert-St Louis

Sun 12/7

5:15 am-11:01 am

1 stop4h 46m

$350

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Fri 10/24

1:50 pm-10:25 pm

2 stops9h 35m

Lambert-St Louis

Mon 10/27

3:05 pm-7:25 pm

1 stop3h 20m

$353

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Fri 12/5

4:45 pm-10:00 pm

1 stop6h 15m

Lambert-St Louis

Sun 12/7

5:15 am-3:40 pm

2 stops9h 25m

$355

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Fri 10/24

7:41 pm-11:41 pm

1 stop5h 00m

Lambert-St Louis

Sun 10/26

7:05 am-1:18 pm

1 stop5h 13m

$360

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/1

Showing 1-10 of 13 results
1
2

Compare providers for flights from Greenville 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 Greenville to St. Louis in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 Greenville-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Greenville-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Greenville-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Greenville-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 Greenville-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 Greenville to St. Louis

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

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

Currently, August is the cheapest month in which you can book a flight from Greenville to St. Louis (average of $311). Flying from Greenville 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 GSP to STL?

Find hourly flight availability from Greenville 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 October 1, 2025.

When flying from Greenville to St. Louis, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 17% versus a flight in the evening.

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated October 1, 2025.
Read reviews from past customers who have flown Southwest, Delta, and American Airlines from Greenville to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,961 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,030 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Comfort

8.0

Food

7.0

Entertainment

7.5

Overall

8.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Greenville to St. Louis. 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 Greenville to St. Louis?

    There are many flights that can get you from Greenville to St. Louis in 3h 32m. Fly via American Airlines, Delta, or Southwest to get the fastest option. Airlines will cover a distance of 523 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    According to our current data, Delta ($236), American Airlines ($286), and Southwest ($316) offers the cheapest pricing from Greenville to St. Louis. Delta is priced at 37% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Greenville to St. Louis (average of $311). Flying from Greenville 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

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Greenville to St. Louis

Discover the top 3 airlines that operate flights from Greenville to St. Louis. 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 October 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$236Average$363FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$286Average$408FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$316Average$426FlexibilityNo cancel feeOn-time63%

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