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Cheap flights from Grand Rapids to St. Louis from $126

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Grand Rapids to St. Louis departing on 8/8. 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 Grand Rapids to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
9:07 pm - 12:27 am
GRR
-
STL
4h 20m
1 stop
American Airlines Logo
5:01 am - 9:22 am
STL
-
GRR
3h 21m
1 stop
$265American Airlines
Thu, Sep 17 - Mon, Sep 21
Southwest Logo
6:35 am - 1:10 pm
GRR
-
STL
7h 35m
2 stops
Southwest Logo
5:40 am - 12:00 pm
STL
-
GRR
5h 20m
1 stop
$270Southwest
Mon, Oct 26 - Wed, Oct 28
American Airlines Logo
6:00 am - 8:31 am
GRR
-
STL
3h 31m
1 stop
American Airlines Logo
8:06 pm - 12:36 am
STL
-
GRR
3h 30m
1 stop
$273American Airlines
Sat, Jul 25 - Sat, Aug 1
American Airlines Logo
6:34 am - 12:55 pm
GRR
-
STL
7h 21m
1 stop
American Airlines Logo
8:07 pm - 12:41 am
STL
-
GRR
3h 34m
1 stop
$276American Airlines
Sat, Aug 15 - Mon, Aug 17
Southwest Logo
8:20 am - 2:50 pm
GRR
-
STL
7h 30m
1 stop
Southwest Logo
6:05 am - 12:15 pm
STL
-
GRR
5h 10m
1 stop
$281Southwest
Wed, Aug 19 - Thu, Aug 20
Southwest Logo
6:30 am - 12:35 pm
GRR
-
STL
7h 05m
2 stops
Southwest Logo
6:05 am - 12:15 pm
STL
-
GRR
5h 10m
1 stop
$286Southwest
Sat, Aug 15 - Mon, Aug 17
Southwest Logo
5:40 pm - 11:40 pm
GRR
-
STL
7h 00m
2 stops
Southwest Logo
1:45 pm - 10:40 pm
STL
-
GRR
7h 55m
2 stops
$291Southwest
Mon, Oct 19 - Wed, Oct 21
Southwest Logo
12:20 pm - 3:10 pm
GRR
-
STL
3h 50m
1 stop
Southwest Logo
3:50 pm - 12:05 am
STL
-
GRR
7h 15m
2 stops
$294Southwest
Thu, Oct 15 - Mon, Oct 19
Multiple Airlines Logo
7:00 am - 11:59 pm
GRR
-
STL
17h 59m
1 stop
Multiple Airlines Logo
4:57 pm - 12:30 pm
STL
-
GRR
42h 33m
2 stops
$299Multiple Airlines
Sat, Jul 25 - Sat, Aug 1
American Airlines Logo
6:47 am - 4:24 pm
GRR
-
STL
10h 37m
1 stop
American Airlines Logo
8:07 pm - 12:41 am
STL
-
GRR
3h 34m
1 stop
$305American Airlines
Wed, Aug 5 - Sun, Aug 9

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American Airlines flights from Grand Rapids to St. Louis

Our best American Airlines deals on Grand Rapids to St. Louis flight tickets
American Airlines
Sep 17
GRR9:07 pmGrand Rapids Gerald R. Ford Intl
4h 20m
1 stop
STL12:27 amLambert-St Louis
Sep 21
STL5:01 amLambert-St Louis
3h 21m
1 stop
GRR9:22 amGrand Rapids Gerald R. Ford Intl
$265
American Airlines
Jul 25
GRR6:00 amGrand Rapids Gerald R. Ford Intl
3h 31m
1 stop
STL8:31 amLambert-St Louis
Aug 1
STL8:06 pmLambert-St Louis
3h 30m
1 stop
GRR12:36 amGrand Rapids Gerald R. Ford Intl
$273
American Airlines
Aug 15
GRR6:34 amGrand Rapids Gerald R. Ford Intl
7h 21m
1 stop
STL12:55 pmLambert-St Louis
Aug 17
STL8:07 pmLambert-St Louis
3h 34m
1 stop
GRR12:41 amGrand Rapids Gerald R. Ford Intl
$276

Southwest flights from Grand Rapids to St. Louis

Our best Southwest deals on Grand Rapids to St. Louis flight tickets
Southwest
Oct 26
GRR6:35 amGrand Rapids Gerald R. Ford Intl
7h 35m
2 stops
STL1:10 pmLambert-St Louis
Oct 28
STL5:40 amLambert-St Louis
5h 20m
1 stop
GRR12:00 pmGrand Rapids Gerald R. Ford Intl
$270
Southwest
Aug 19
GRR8:20 amGrand Rapids Gerald R. Ford Intl
7h 30m
1 stop
STL2:50 pmLambert-St Louis
Aug 20
STL6:05 amLambert-St Louis
5h 10m
1 stop
GRR12:15 pmGrand Rapids Gerald R. Ford Intl
$281
Southwest
Aug 15
GRR6:30 amGrand Rapids Gerald R. Ford Intl
7h 05m
2 stops
STL12:35 pmLambert-St Louis
Aug 17
STL6:05 amLambert-St Louis
5h 10m
1 stop
GRR12:15 pmGrand Rapids Gerald R. Ford Intl
$286

momondo Fare Finder

 
Customize your flight search to find flights from Grand Rapids 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 30, 2026.
Use the filters below to find and compare flights from Grand Rapids to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Grand RapidsSt. Louis

GRR - STL

GRRSTL

Grand Rapids Gerald R. Ford Intl

Thu 9/17

9:07 pm-12:27 am

1 stop4h 20m

Lambert-St Louis

Mon 9/21

5:01 am-9:22 am

1 stop3h 21m

$265

Grand RapidsSt. Louis

GRR - STL

GRRSTL

Grand Rapids Gerald R. Ford Intl

Mon 10/26

6:35 am-1:10 pm

2 stops7h 35m

Lambert-St Louis

Wed 10/28

5:40 am-12:00 pm

1 stop5h 20m

$270
Quickest round-trip

Grand RapidsSt. Louis

GRR - STL

GRRSTL

Grand Rapids Gerald R. Ford Intl

Sat 7/25

6:00 am-8:31 am

1 stop3h 31m

Lambert-St Louis

Sat 8/1

8:06 pm-12:36 am

1 stop3h 30m

$273

Grand RapidsSt. Louis

GRR - STL

GRRSTL

Grand Rapids Gerald R. Ford Intl

Sat 8/15

6:34 am-12:55 pm

1 stop7h 21m

Lambert-St Louis

Mon 8/17

8:07 pm-12:41 am

1 stop3h 34m

$276

Grand RapidsSt. Louis

GRR - STL

GRRSTL

Grand Rapids Gerald R. Ford Intl

Wed 8/19

8:20 am-2:50 pm

1 stop7h 30m

Lambert-St Louis

Thu 8/20

6:05 am-12:15 pm

1 stop5h 10m

$281

Grand RapidsSt. Louis

GRR - STL

GRRSTL

Grand Rapids Gerald R. Ford Intl

Sat 8/15

6:30 am-12:35 pm

2 stops7h 05m

Lambert-St Louis

Mon 8/17

6:05 am-12:15 pm

1 stop5h 10m

$286

Grand RapidsSt. Louis

GRR - STL

GRRSTL

Grand Rapids Gerald R. Ford Intl

Mon 10/19

5:40 pm-11:40 pm

2 stops7h 00m

Lambert-St Louis

Wed 10/21

1:45 pm-10:40 pm

2 stops7h 55m

$291

Grand RapidsSt. Louis

GRR - STL

GRRSTL

Grand Rapids Gerald R. Ford Intl

Thu 10/15

12:20 pm-3:10 pm

1 stop3h 50m

Lambert-St Louis

Mon 10/19

3:50 pm-12:05 am

2 stops7h 15m

$294

Grand RapidsSt. Louis

GRR - STL

GRRSTL

Grand Rapids Gerald R. Ford Intl

Sat 7/25

7:00 am-11:59 pm

1 stop17h 59m

Lambert-St Louis

Sat 8/1

4:57 pm-12:30 pm

2 stops42h 33m

$299

Grand RapidsSt. Louis

GRR - STL

GRRSTL

Grand Rapids Gerald R. Ford Intl

Wed 8/5

6:47 am-4:24 pm

1 stop10h 37m

Lambert-St Louis

Sun 8/9

8:07 pm-12:41 am

1 stop3h 34m

$305

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Grand Rapids 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 cheapest month to fly to St. Louis?

In general, December is the cheapest month to fly from Grand Rapids to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $333. The month of May is another great option to travel to St. Louis, with average flight prices from Grand Rapids averaging around $336.

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

As of June 2026, prices for Grand Rapids to St. Louis flights are approximately 4% cheaper when compared to flights at the same time last year.

When to book flights from Grand Rapids to St. Louis

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

Cheap Grand Rapids to St. Louis (GRR to STL) flight deals and tips

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

Fastest flight time

4h 23m

Direct flights

None
The fastest flight from Grand Rapids to St. Louis takes 4h 23m
There are no direct flights from Grand Rapids to St. Louis. There are no popular flight routes from Grand Rapids to St. Louis.
Search flight deals

Frequently asked questions about flying from Grand Rapids to St. Louis

  • How far is Grand Rapids Gerald R. Ford Intl to Lambert-St Louis by plane?

    The straight-line distance from Grand Rapids Gerald R. Ford Intl to Lambert-St Louis is 381.7 mi. Flights usually cover this in 4h 23m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Grand Rapids Gerald R. Ford Intl Airport to Lambert-St Louis Airport?

    Prices for flights from Grand Rapids Gerald R. Ford Intl Airport to Lambert-St Louis Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Grand Rapids Gerald R. Ford Intl Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Grand Rapids Gerald R. Ford Intl Airport to Lambert-St Louis Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Grand Rapids Gerald R. Ford Intl Airport to Lambert-St Louis Airport.

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

    The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Grand Rapids to St. Louis

Compare and see reviews for airlines that fly from Grand Rapids to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $185Free CancellationRating
7.8
8,451 reviews
Search Delta flights
American AirlinesPriceFrom $196Free CancellationRating
7.1
11,762 reviews
Search American Airlines flights
United AirlinesPriceFrom $229Free CancellationRating
7.4
9,901 reviews
Search United Airlines flights
SouthwestPriceFrom $229Free CancellationRating
7.9
4,247 reviews
Search Southwest 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
Fenton
Farmington
Wentzville
Clayton
Festus
Eureka
Litchfield
Edwardsville
Grafton
Shrewsbury

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Grand Rapids to St. Louis. momondo saves you time and could save you money on your trip.

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

Flights from Grand Rapids to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Grand Rapids to St. Louis.

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

Price alerts on flights to St. Louis from Grand Rapids are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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