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Cheap flights from Spokane to St. Louis from $152

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Spokane to St. Louis departing on 5/22. 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
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Spokane to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:19 pm - 7:23 pm
GEG
-
STL
44h 04m
2 stops
Multiple Airlines Logo
8:08 pm - 11:33 am
STL
-
GEG
17h 25m
1 stop
$284Multiple Airlines
Thu, May 7 - Tue, Jun 9
American Airlines Logo
1:13 pm - 11:56 pm
GEG
-
STL
8h 43m
1 stop
American Airlines Logo
7:00 am - 1:14 pm
STL
-
GEG
8h 14m
1 stop
$347American Airlines
Tue, May 19 - Tue, Jun 16
Multiple Airlines Logo
9:19 pm - 8:23 pm
GEG
-
STL
21h 04m
1 stop
Multiple Airlines Logo
8:08 pm - 11:33 am
STL
-
GEG
17h 25m
1 stop
$351Multiple Airlines
Thu, May 7 - Tue, Jun 9
Delta Logo
6:49 am - 3:19 pm
GEG
-
STL
6h 30m
1 stop
Delta Logo
5:36 pm - 11:06 pm
STL
-
GEG
7h 30m
1 stop
$352Delta
Sat, May 9 - Sat, May 23
Frontier Logo
12:33 pm - 7:23 pm
GEG
-
STL
28h 50m
1 stop
Frontier Logo
8:08 pm - 11:38 am
STL
-
GEG
17h 30m
1 stop
$361Frontier
Fri, May 22 - Tue, May 26
Southwest Logo
2:50 pm - 11:50 pm
GEG
-
STL
7h 00m
1 stop
Southwest Logo
7:20 pm - 12:35 am
STL
-
GEG
7h 15m
1 stop
$367Southwest
Thu, May 7 - Mon, May 11
Alaska Airlines Logo
12:46 pm - 11:54 pm
GEG
-
STL
9h 08m
1 stop
Alaska Airlines Logo
5:33 pm - 11:06 pm
STL
-
GEG
7h 33m
1 stop
$383Alaska Airlines
Thu, May 21 - Tue, May 26
Frontier Logo
12:33 pm - 7:23 pm
GEG
-
STL
28h 50m
1 stop
Frontier Logo
9:06 pm - 11:38 am
STL
-
GEG
16h 32m
2 stops
$388Frontier
Fri, May 29 - Sun, May 31
Multiple Airlines Logo
11:44 am - 7:21 pm
GEG
-
STL
5h 37m
1 stop
Multiple Airlines Logo
4:46 pm - 9:31 pm
STL
-
GEG
6h 45m
1 stop
$394Multiple Airlines
Thu, Apr 30 - Mon, May 4
Multiple Airlines Logo
8:45 pm - 8:11 pm
GEG
-
STL
21h 26m
1 stop
Multiple Airlines Logo
9:06 pm - 11:38 am
STL
-
GEG
16h 32m
2 stops
$397Multiple Airlines
Thu, May 28 - Sun, May 31

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Delta flights from Spokane to St. Louis

Our best Delta deals on Spokane to St. Louis flight tickets
Delta
May 9
GEG6:49 amSpokane
6h 30m
1 stop
STL3:19 pmLambert-St Louis
May 23
STL5:36 pmLambert-St Louis
7h 30m
1 stop
GEG11:06 pmSpokane
$352
Delta
Jun 17
GEG5:05 pmSpokane
5h 34m
1 stop
STL12:39 amLambert-St Louis
Jun 21
STL6:21 amLambert-St Louis
7h 19m
1 stop
GEG11:40 amSpokane
$407
Delta
May 9
GEG9:30 amSpokane
9h 36m
2 stops
STL9:06 pmLambert-St Louis
May 23
STL5:36 pmLambert-St Louis
7h 30m
1 stop
GEG11:06 pmSpokane
$411

American Airlines flights from Spokane to St. Louis

Our best American Airlines deals on Spokane to St. Louis flight tickets
American Airlines
May 19
GEG1:13 pmSpokane
8h 43m
1 stop
STL11:56 pmLambert-St Louis
Jun 16
STL7:00 amLambert-St Louis
8h 14m
1 stop
GEG1:14 pmSpokane
$347
American Airlines
Jul 28
GEG1:57 pmSpokane
7h 59m
1 stop
STL11:56 pmLambert-St Louis
Aug 11
STL8:00 amLambert-St Louis
8h 03m
1 stop
GEG2:03 pmSpokane
$402
American Airlines
Jul 28
GEG3:00 pmSpokane
6h 59m
1 stop
STL11:59 pmLambert-St Louis
Aug 5
STL7:23 amLambert-St Louis
6h 53m
1 stop
GEG12:16 pmSpokane
$457

momondo Fare Finder

 
Customize your flight search to find flights from Spokane 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 April 18, 2026.
Use the filters below to find and compare flights from Spokane to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 5/7

9:19 pm-7:23 pm

2 stops44h 04m

Lambert-St Louis

Tue 6/9

8:08 pm-11:33 am

1 stop17h 25m

$284

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Tue 5/19

1:13 pm-11:56 pm

1 stop8h 43m

Lambert-St Louis

Tue 6/16

7:00 am-1:14 pm

1 stop8h 14m

$347

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 5/7

9:19 pm-8:23 pm

1 stop21h 04m

Lambert-St Louis

Tue 6/9

8:08 pm-11:33 am

1 stop17h 25m

$351

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Sat 5/9

6:49 am-3:19 pm

1 stop6h 30m

Lambert-St Louis

Sat 5/23

5:36 pm-11:06 pm

1 stop7h 30m

$352

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Fri 5/22

12:33 pm-7:23 pm

1 stop28h 50m

Lambert-St Louis

Tue 5/26

8:08 pm-11:38 am

1 stop17h 30m

$361

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 5/7

2:50 pm-11:50 pm

1 stop7h 00m

Lambert-St Louis

Mon 5/11

7:20 pm-12:35 am

1 stop7h 15m

$367

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 5/21

12:46 pm-11:54 pm

1 stop9h 08m

Lambert-St Louis

Tue 5/26

5:33 pm-11:06 pm

1 stop7h 33m

$383

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Fri 5/29

12:33 pm-7:23 pm

1 stop28h 50m

Lambert-St Louis

Sun 5/31

9:06 pm-11:38 am

2 stops16h 32m

$388
Quickest round-trip

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 4/30

11:44 am-7:21 pm

1 stop5h 37m

Lambert-St Louis

Mon 5/4

4:46 pm-9:31 pm

1 stop6h 45m

$394

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 5/28

8:45 pm-8:11 pm

1 stop21h 26m

Lambert-St Louis

Sun 5/31

9:06 pm-11:38 am

2 stops16h 32m

$397

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 Spokane 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 Spokane and St. Louis?

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

In general, October is the cheapest month to fly from Spokane to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $306. The month of February is another great option to travel to St. Louis, with average flight prices from Spokane averaging around $317.

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

When to book flights from Spokane to St. Louis

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

Cheap Spokane to St. Louis (GEG to STL) flight deals and tips

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

Fastest flight time

5h 32m

Direct flights

None
The fastest flight from Spokane to St. Louis takes 5h 32m
There are no direct flights from Spokane to St. Louis. There are no popular flight routes from Spokane to St. Louis.
Search flight deals

Frequently asked questions about flying from Spokane to St. Louis

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

    There are 1496.7 mi between Spokane and Lambert-St Louis. Typically, this will take 5h 32m by plane in normal conditions.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Spokane 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 Spokane to St. Louis?

Best airlines flying from Spokane to St. Louis

Compare and see reviews for airlines that fly from Spokane to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $229Free CancellationRating
7.9
8,424 reviews
Search Delta flights
United AirlinesPriceFrom $252Free CancellationRating
7.4
9,603 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $253Free CancellationRating
7.9
12,258 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $302Free CancellationRating
7.1
11,604 reviews
Search American Airlines flights
SouthwestPriceFrom $341Free CancellationRating
8.0
4,330 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
Hermann
Fairview Heights
Maryland Heights
O'Fallon
Florissant
St. Peters
Collinsville
Wentzville
Alton
Fenton
Farmington
Festus
Clayton
Eureka
Litchfield
Edwardsville
Shrewsbury
Grafton

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Spokane to St. Louis for you.

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

Yes. momondo allows you to filter the results for Spokane to St. Louis flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Spokane.

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

Price alerts on flights to St. Louis from Spokane 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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