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Cheap flights from Spokane to St. Louis from $143

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 7/26. 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 Spokane to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:14 pm - 6:15 pm
GEG
-
STL
19h 01m
1 stop
Multiple Airlines Logo
6:58 pm - 9:22 am
STL
-
GEG
16h 24m
1 stop
$242Multiple Airlines
Sun, Aug 16 - Wed, Aug 26
Multiple Airlines Logo
10:12 am - 7:36 pm
GEG
-
STL
7h 24m
1 stop
Multiple Airlines Logo
6:58 pm - 9:22 am
STL
-
GEG
16h 24m
1 stop
$245Multiple Airlines
Thu, Aug 20 - Wed, Aug 26
Multiple Airlines Logo
9:14 pm - 6:15 pm
GEG
-
STL
19h 01m
1 stop
Multiple Airlines Logo
8:21 pm - 9:22 am
STL
-
GEG
15h 01m
1 stop
$253Multiple Airlines
Sun, Aug 16 - Sat, Aug 29
Multiple Airlines Logo
10:12 am - 7:36 pm
GEG
-
STL
7h 24m
1 stop
Multiple Airlines Logo
8:21 pm - 9:22 am
STL
-
GEG
15h 01m
1 stop
$256Multiple Airlines
Thu, Aug 20 - Sat, Aug 29
Multiple Airlines Logo
9:14 pm - 6:15 pm
GEG
-
STL
19h 01m
1 stop
Multiple Airlines Logo
6:58 pm - 11:59 am
STL
-
GEG
43h 01m
2 stops
$295Multiple Airlines
Sun, Aug 16 - Tue, Aug 25
Multiple Airlines Logo
10:12 am - 7:36 pm
GEG
-
STL
7h 24m
1 stop
Multiple Airlines Logo
6:58 pm - 11:59 am
STL
-
GEG
43h 01m
2 stops
$297Multiple Airlines
Thu, Aug 20 - Tue, Aug 25
Multiple Airlines Logo
9:14 pm - 6:15 pm
GEG
-
STL
19h 01m
1 stop
Multiple Airlines Logo
8:21 pm - 11:59 am
STL
-
GEG
41h 38m
2 stops
$306Multiple Airlines
Sun, Aug 16 - Fri, Aug 28
Multiple Airlines Logo
10:12 am - 7:36 pm
GEG
-
STL
7h 24m
1 stop
Multiple Airlines Logo
8:21 pm - 11:59 am
STL
-
GEG
41h 38m
2 stops
$308Multiple Airlines
Thu, Aug 20 - Fri, Aug 28
Multiple Airlines Logo
9:14 pm - 6:15 pm
GEG
-
STL
19h 01m
1 stop
Multiple Airlines Logo
8:08 pm - 9:22 am
STL
-
GEG
15h 14m
2 stops
$319Multiple Airlines
Sun, Aug 16 - Wed, Aug 26
Multiple Airlines Logo
10:12 am - 7:36 pm
GEG
-
STL
7h 24m
1 stop
Multiple Airlines Logo
8:08 pm - 9:22 am
STL
-
GEG
15h 14m
2 stops
$322Multiple Airlines
Thu, Aug 20 - Wed, Aug 26

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Delta flights from Spokane to St. Louis

Our best Delta deals on Spokane to St. Louis flight tickets
Delta
Aug 22
GEG1:20 pmSpokane
5h 40m
1 stop
STL9:00 pmLambert-St Louis
Aug 26
STL5:34 pmLambert-St Louis
7h 35m
1 stop
GEG11:09 pmSpokane
$331
Delta
Jul 3
GEG7:00 amSpokane
7h 46m
1 stop
STL4:46 pmLambert-St Louis
Jul 7
STL5:36 pmLambert-St Louis
7h 30m
1 stop
GEG11:06 pmSpokane
$383
Delta
Aug 18
GEG6:45 amSpokane
7h 59m
1 stop
STL4:44 pmLambert-St Louis
Aug 29
STL3:29 pmLambert-St Louis
5h 55m
1 stop
GEG7:24 pmSpokane
$388

American Airlines flights from Spokane to St. Louis

Our best American Airlines deals on Spokane to St. Louis flight tickets
American Airlines
Aug 22
GEG5:20 amSpokane
10h 45m
2 stops
STL6:05 pmLambert-St Louis
Aug 25
STL6:00 amLambert-St Louis
9h 37m
1 stop
GEG1:37 pmSpokane
$336
American Airlines
Aug 22
GEG5:20 amSpokane
8h 54m
2 stops
STL4:14 pmLambert-St Louis
Aug 25
STL5:42 amLambert-St Louis
10h 27m
2 stops
GEG2:09 pmSpokane
$342
American Airlines
Jul 28
GEG3:00 pmSpokane
6h 58m
1 stop
STL11:58 pmLambert-St Louis
Aug 5
STL5:42 amLambert-St Louis
8h 12m
1 stop
GEG11:54 amSpokane
$361

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 June 16, 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

Sun 8/16

9:14 pm-6:15 pm

1 stop19h 01m

Lambert-St Louis

Wed 8/26

6:58 pm-9:22 am

1 stop16h 24m

$242

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 8/20

10:12 am-7:36 pm

1 stop7h 24m

Lambert-St Louis

Wed 8/26

6:58 pm-9:22 am

1 stop16h 24m

$245

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Sun 8/16

9:14 pm-6:15 pm

1 stop19h 01m

Lambert-St Louis

Sat 8/29

8:21 pm-9:22 am

1 stop15h 01m

$253
Quickest round-trip

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 8/20

10:12 am-7:36 pm

1 stop7h 24m

Lambert-St Louis

Sat 8/29

8:21 pm-9:22 am

1 stop15h 01m

$256

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Sun 8/16

9:14 pm-6:15 pm

1 stop19h 01m

Lambert-St Louis

Tue 8/25

6:58 pm-11:59 am

2 stops43h 01m

$295

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 8/20

10:12 am-7:36 pm

1 stop7h 24m

Lambert-St Louis

Tue 8/25

6:58 pm-11:59 am

2 stops43h 01m

$297

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Sun 8/16

9:14 pm-6:15 pm

1 stop19h 01m

Lambert-St Louis

Fri 8/28

8:21 pm-11:59 am

2 stops41h 38m

$306

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 8/20

10:12 am-7:36 pm

1 stop7h 24m

Lambert-St Louis

Fri 8/28

8:21 pm-11:59 am

2 stops41h 38m

$308

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Sun 8/16

9:14 pm-6:15 pm

1 stop19h 01m

Lambert-St Louis

Wed 8/26

8:08 pm-9:22 am

2 stops15h 14m

$319

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 8/20

10:12 am-7:36 pm

1 stop7h 24m

Lambert-St Louis

Wed 8/26

8:08 pm-9:22 am

2 stops15h 14m

$322

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 14m

Direct flights

None
The fastest flight from Spokane to St. Louis takes 5h 14m
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 14m 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
8,405 reviews
Search Delta flights
United AirlinesPriceFrom $252Free CancellationRating
7.4
9,842 reviews
Search United Airlines flights
American AirlinesPriceFrom $316Free CancellationRating
7.1
11,666 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $338Free CancellationRating
7.9
12,522 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $411Free CancellationRating
7.9
4,237 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
Wentzville
Clayton
Fenton
Farmington
Festus
Eureka
Litchfield
Edwardsville
Grafton
Shrewsbury

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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