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Cheap flights from Greenville to St. Louis from $177

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Greenville to St. Louis departing on 9/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Greenville to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
7:40 pm - 11:05 pm
GSP
-
STL
4h 25m
1 stop
Southwest Logo
1:20 pm - 8:20 pm
STL
-
GSP
6h 00m
1 stop
$267Southwest
Wed, Jul 8 - Tue, Jul 14
Southwest Logo
7:40 pm - 11:05 pm
GSP
-
STL
4h 25m
1 stop
Southwest Logo
5:40 am - 1:10 pm
STL
-
GSP
6h 30m
2 stops
$272Southwest
Wed, Jul 8 - Tue, Jul 14
Southwest Logo
5:30 pm - 10:10 pm
GSP
-
STL
5h 40m
1 stop
Southwest Logo
7:50 am - 2:55 pm
STL
-
GSP
6h 05m
1 stop
$274Southwest
Wed, Aug 12 - Sat, Aug 15
Southwest Logo
5:30 pm - 10:10 pm
GSP
-
STL
5h 40m
1 stop
Southwest Logo
6:50 am - 2:55 pm
STL
-
GSP
7h 05m
2 stops
$279Southwest
Wed, Aug 12 - Sat, Aug 15
Southwest Logo
7:00 am - 12:40 pm
GSP
-
STL
6h 40m
2 stops
Southwest Logo
5:45 am - 2:55 pm
STL
-
GSP
8h 10m
2 stops
$284Southwest
Wed, Aug 12 - Sat, Aug 15
United Airlines Logo
7:08 pm - 11:44 pm
GSP
-
STL
5h 36m
1 stop
United Airlines Logo
1:13 pm - 9:26 pm
STL
-
GSP
7h 13m
1 stop
$297United Airlines
Sat, Jul 25 - Tue, Jul 28
Southwest Logo
8:25 am - 6:25 pm
GSP
-
STL
11h 00m
2 stops
Southwest Logo
12:40 pm - 10:05 pm
STL
-
GSP
8h 25m
2 stops
$308Southwest
Wed, Jul 8 - Tue, Jul 14
Southwest Logo
1:55 pm - 8:20 pm
GSP
-
STL
7h 25m
1 stop
Southwest Logo
5:10 am - 1:20 pm
STL
-
GSP
7h 10m
1 stop
$319Southwest
Fri, Jul 3 - Sat, Jul 11
Delta Logo
6:00 am - 9:06 am
GSP
-
STL
4h 06m
1 stop
Delta Logo
9:24 am - 2:01 pm
STL
-
GSP
3h 37m
1 stop
$321Delta
Sat, Jul 25 - Wed, Jul 29
American Airlines Logo
7:41 am - 1:21 pm
GSP
-
STL
6h 40m
1 stop
American Airlines Logo
5:00 am - 10:50 am
STL
-
GSP
4h 50m
1 stop
$322American Airlines
Fri, Nov 13 - Mon, Nov 16

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Southwest flights from Greenville to St. Louis

Our best Southwest deals on Greenville to St. Louis flight tickets
Southwest
Jul 8
GSP7:40 pmGreenville
4h 25m
1 stop
STL11:05 pmLambert-St Louis
Jul 14
STL1:20 pmLambert-St Louis
6h 00m
1 stop
GSP8:20 pmGreenville
$267
Southwest
Jul 8
GSP7:40 pmGreenville
4h 25m
1 stop
STL11:05 pmLambert-St Louis
Jul 14
STL5:40 amLambert-St Louis
6h 30m
2 stops
GSP1:10 pmGreenville
$272
Southwest
Aug 12
GSP5:30 pmGreenville
5h 40m
1 stop
STL10:10 pmLambert-St Louis
Aug 15
STL7:50 amLambert-St Louis
6h 05m
1 stop
GSP2:55 pmGreenville
$274

United Airlines flights from Greenville to St. Louis

Our best United Airlines deals on Greenville to St. Louis flight tickets
United Airlines
Aug 11
GSP6:30 amGreenville
6h 32m
1 stop
STL12:02 pmLambert-St Louis
Aug 12
STL7:25 amLambert-St Louis
5h 07m
1 stop
GSP1:32 pmGreenville
$368
United Airlines
Aug 11
GSP7:00 amGreenville
9h 38m
2 stops
STL3:38 pmLambert-St Louis
Aug 12
STL6:00 amLambert-St Louis
6h 32m
1 stop
GSP1:32 pmGreenville
$373
United Airlines
Jul 25
GSP5:43 pmGreenville
4h 43m
1 stop
STL9:26 pmLambert-St Louis
Jul 28
STL6:00 amLambert-St Louis
7h 20m
2 stops
GSP2:20 pmGreenville
$386

momondo 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, momondo users made 832,500 searches. Data last updated June 11, 2026.
Use the filters below to find and compare flights from Greenville to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Wed 7/8

7:40 pm-11:05 pm

1 stop4h 25m

Lambert-St Louis

Tue 7/14

1:20 pm-8:20 pm

1 stop6h 00m

$267

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Wed 7/8

7:40 pm-11:05 pm

1 stop4h 25m

Lambert-St Louis

Tue 7/14

5:40 am-1:10 pm

2 stops6h 30m

$272

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Wed 8/12

5:30 pm-10:10 pm

1 stop5h 40m

Lambert-St Louis

Sat 8/15

7:50 am-2:55 pm

1 stop6h 05m

$274

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Wed 8/12

5:30 pm-10:10 pm

1 stop5h 40m

Lambert-St Louis

Sat 8/15

6:50 am-2:55 pm

2 stops7h 05m

$279

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Wed 8/12

7:00 am-12:40 pm

2 stops6h 40m

Lambert-St Louis

Sat 8/15

5:45 am-2:55 pm

2 stops8h 10m

$284

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Sat 7/25

7:08 pm-11:44 pm

1 stop5h 36m

Lambert-St Louis

Tue 7/28

1:13 pm-9:26 pm

1 stop7h 13m

$297

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Wed 7/8

8:25 am-6:25 pm

2 stops11h 00m

Lambert-St Louis

Tue 7/14

12:40 pm-10:05 pm

2 stops8h 25m

$308

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Fri 7/3

1:55 pm-8:20 pm

1 stop7h 25m

Lambert-St Louis

Sat 7/11

5:10 am-1:20 pm

1 stop7h 10m

$319
Quickest round-trip

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Sat 7/25

6:00 am-9:06 am

1 stop4h 06m

Lambert-St Louis

Wed 7/29

9:24 am-2:01 pm

1 stop3h 37m

$321

GreenvilleSt. Louis

GSP - STL

GSPSTL

Greenville

Fri 11/13

7:41 am-1:21 pm

1 stop6h 40m

Lambert-St Louis

Mon 11/16

5:00 am-10:50 am

1 stop4h 50m

$322

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to St. Louis from

How to get the cheapest flight ticket from Greenville to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Greenville and St. Louis?

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

In general, June is the cheapest month to fly from Greenville to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $282. The month of October is another great option to travel to St. Louis, with average flight prices from Greenville averaging around $293.

How have Greenville to St. Louis flight prices changed over time?

As of June 2026, prices for Greenville to St. Louis flights are approximately 19% more expensive when compared to flights at the same time last year.

When to book flights from Greenville to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Greenville to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Greenville to St. Louis (GSP to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Greenville to St. Louis

Fastest flight time

4h 05m

Direct flights

None
The fastest flight from Greenville to St. Louis takes 4h 05m
There are no direct flights from Greenville to St. Louis. There are no popular flight routes from Greenville to St. Louis.
Search flight deals

Frequently asked questions about flying from Greenville to St. Louis

  • How far is Greenville to Lambert-St Louis by plane?

    The straight-line distance from Greenville to Lambert-St Louis is 504.1 mi. By plane, this route typically takes 4h 05m.

  • When did momondo last update prices for flights from Greenville Airport to Lambert-St Louis Airport?

    Prices for flights from Greenville Airport to Lambert-St Louis Airport are updated daily.

  • How many operators does momondo search for flights from Greenville Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Greenville Airport to Lambert-St Louis Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Greenville Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The required travel and health documents for your Lambert-St Louis Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lambert-St Louis Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Greenville to St. Louis?

Best airlines flying from Greenville to St. Louis

Compare and see reviews for airlines that fly from Greenville to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $208Free CancellationRating
7.9
8,399 reviews
Search Delta flights
SouthwestPriceFrom $288Free CancellationRating
7.9
4,235 reviews
Search Southwest flights
American AirlinesPriceFrom $302Free CancellationRating
7.1
11,640 reviews
Search American Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Hermann
Maryland Heights
Florissant
O'Fallon
St. Peters
Collinsville
Alton
Wentzville
Fenton
Clayton
Farmington
Festus
Eureka
Litchfield
Edwardsville
Grafton
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Greenville to St. Louis?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Greenville to St. Louis. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Greenville to St. Louis with flexible booking policies on momondo?

All flight searches from Greenville to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Greenville to St. Louis?

momondo helps you find the best flight between Greenville and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Greenville to St. Louis right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to St. Louis from Greenville. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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