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Cheap flights from St. Louis to Spokane from $187

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Spokane departing on 9/27. 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 St. Louis to Spokane

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:08 pm - 11:11 pmSTL  Lambert-St Louis-GEG Spokane
7h 03m1 stop Portland
Alaska Airlines Logo
5:52 am - 2:21 pmGEG  Spokane-STL Lambert-St Louis
6h 29m1 stop Seattle/Tacoma Intl
$373Alaska Airlines
Wed, Sep 9 - Sat, Sep 12
American Airlines Logo
3:34 pm - 8:25 pmSTL  Lambert-St Louis-GEG Spokane
6h 51m1 stop Dallas/Fort Worth
American Airlines Logo
6:30 am - 6:04 pmGEG  Spokane-STL Lambert-St Louis
9h 34m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
$378American Airlines
Wed, Sep 9 - Sat, Sep 12
United Airlines Logo
12:59 pm - 9:14 pmSTL  Lambert-St Louis-GEG Spokane
10h 15m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
5:00 am - 3:43 pmGEG  Spokane-STL Lambert-St Louis
8h 43m2 stops Denver Intl Chicago O'Hare Intl
$384United Airlines
Wed, Sep 9 - Sat, Sep 12
Alaska Airlines Logo
6:08 pm - 11:11 pmSTL  Lambert-St Louis-GEG Spokane
7h 03m1 stop Portland
Alaska Airlines Logo
7:24 pm - 5:10 pmGEG  Spokane-STL Lambert-St Louis
19h 46m1 stop Portland
$396Alaska Airlines
Mon, Sep 7 - Fri, Sep 11
Delta Logo
5:34 pm - 11:09 pmSTL  Lambert-St Louis-GEG Spokane
7h 35m1 stop Minneapolis St Paul
Delta Logo
2:05 pm - 11:16 pmGEG  Spokane-STL Lambert-St Louis
7h 11m1 stop Minneapolis St Paul
$398Delta
Thu, Sep 3 - Thu, Sep 10
Southwest Logo
8:35 am - 1:05 pmSTL  Lambert-St Louis-GEG Spokane
6h 30m1 stop Sacramento Intl
Southwest Logo
12:35 pm - 10:50 pmGEG  Spokane-STL Lambert-St Louis
8h 15m1 stop Las Vegas Harry Reid Intl
$398Southwest
Wed, Sep 9 - Wed, Sep 23
American Airlines Logo
8:00 am - 12:51 pmSTL  Lambert-St Louis-GEG Spokane
6h 51m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
5:00 am - 2:44 pmGEG  Spokane-STL Lambert-St Louis
7h 44m1 stop Dallas/Fort Worth
$398American Airlines
Wed, Sep 9 - Wed, Sep 16
United Airlines Logo
9:00 am - 6:51 pmSTL  Lambert-St Louis-GEG Spokane
11h 51m2 stops Denver Intl San Francisco
United Airlines Logo
5:00 am - 12:40 pmGEG  Spokane-STL Lambert-St Louis
5h 40m1 stop Denver Intl
$403United Airlines
Wed, Sep 9 - Wed, Sep 23
Southwest Logo
8:35 am - 1:05 pmSTL  Lambert-St Louis-GEG Spokane
6h 30m1 stop Sacramento Intl
Southwest Logo
6:15 am - 5:55 pmGEG  Spokane-STL Lambert-St Louis
9h 40m2 stops Las Vegas Harry Reid Intl Dallas Love Field
$403Southwest
Wed, Sep 9 - Wed, Sep 16
Delta Logo
2:25 pm - 9:15 pmSTL  Lambert-St Louis-GEG Spokane
8h 50m2 stops Salt Lake City Seattle/Tacoma Intl
Delta Logo
7:30 pm - 8:40 amGEG  Spokane-STL Lambert-St Louis
11h 10m2 stops Seattle/Tacoma Intl Minneapolis St Paul
$404Delta
Mon, Sep 14 - Mon, Sep 28

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American Airlines flights from St. Louis to Spokane

Our best American Airlines deals on St. Louis to Spokane flight tickets
American Airlines
Sep 9
STL3:34 pmLambert-St Louis
6h 51m
1 stop
GEG8:25 pmSpokane
Sep 12
GEG6:30 amSpokane
9h 34m
2 stops
STL6:04 pmLambert-St Louis
$378
American Airlines
Dec 24
STL7:29 amLambert-St Louis
7h 52m
1 stop
GEG1:21 pmSpokane
Dec 29
GEG2:15 pmSpokane
7h 43m
1 stop
STL11:58 pmLambert-St Louis
$423
American Airlines
Oct 2
STL12:46 pmLambert-St Louis
9h 39m
1 stop
GEG8:25 pmSpokane
Oct 4
GEG2:19 pmSpokane
8h 08m
1 stop
STL12:27 amLambert-St Louis
$464

Southwest flights from St. Louis to Spokane

Our best Southwest deals on St. Louis to Spokane flight tickets
Southwest
Sep 9
STL8:35 amLambert-St Louis
6h 30m
1 stop
GEG1:05 pmSpokane
Sep 23
GEG12:35 pmSpokane
8h 15m
1 stop
STL10:50 pmLambert-St Louis
$398
Southwest
Sep 1
STL3:45 pmLambert-St Louis
8h 40m
2 stops
GEG10:25 pmSpokane
Sep 9
GEG6:15 amSpokane
9h 40m
2 stops
STL5:55 pmLambert-St Louis
$433
Southwest
Sep 14
STL3:45 pmLambert-St Louis
8h 20m
2 stops
GEG10:05 pmSpokane
Sep 17
GEG6:00 amSpokane
11h 05m
1 stop
STL7:05 pmLambert-St Louis
$434

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Spokane 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 August 6, 2026.
Use the filters below to find and compare flights from St. Louis to Spokane that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

St. LouisSpokane

STL Lambert-St Louis - GEG Spokane

STLGEG

Lambert-St Louis

Wed 9/9

6:08 pm-11:11 pm

1 stop7h 03m

Spokane

Sat 9/12

5:52 am-2:21 pm

1 stop6h 29m

$373

St. LouisSpokane

STL Lambert-St Louis - GEG Spokane

STLGEG

Lambert-St Louis

Wed 9/9

3:34 pm-8:25 pm

1 stop6h 51m

Spokane

Sat 9/12

6:30 am-6:04 pm

2 stops9h 34m

$378

St. LouisSpokane

STL Lambert-St Louis - GEG Spokane

STLGEG

Lambert-St Louis

Wed 9/9

12:59 pm-9:14 pm

2 stops10h 15m

Spokane

Sat 9/12

5:00 am-3:43 pm

2 stops8h 43m

$384

St. LouisSpokane

STL Lambert-St Louis - GEG Spokane

STLGEG

Lambert-St Louis

Mon 9/7

6:08 pm-11:11 pm

1 stop7h 03m

Spokane

Fri 9/11

7:24 pm-5:10 pm

1 stop19h 46m

$396

St. LouisSpokane

STL Lambert-St Louis - GEG Spokane

STLGEG

Lambert-St Louis

Thu 9/3

5:34 pm-11:09 pm

1 stop7h 35m

Spokane

Thu 9/10

2:05 pm-11:16 pm

1 stop7h 11m

$398

St. LouisSpokane

STL Lambert-St Louis - GEG Spokane

STLGEG

Lambert-St Louis

Wed 9/9

8:35 am-1:05 pm

1 stop6h 30m

Spokane

Wed 9/23

12:35 pm-10:50 pm

1 stop8h 15m

$398

St. LouisSpokane

STL Lambert-St Louis - GEG Spokane

STLGEG

Lambert-St Louis

Wed 9/9

8:00 am-12:51 pm

1 stop6h 51m

Spokane

Wed 9/16

5:00 am-2:44 pm

1 stop7h 44m

$398

St. LouisSpokane

STL Lambert-St Louis - GEG Spokane

STLGEG

Lambert-St Louis

Wed 9/9

9:00 am-6:51 pm

2 stops11h 51m

Spokane

Wed 9/23

5:00 am-12:40 pm

1 stop5h 40m

$403

St. LouisSpokane

STL Lambert-St Louis - GEG Spokane

STLGEG

Lambert-St Louis

Wed 9/9

8:35 am-1:05 pm

1 stop6h 30m

Spokane

Wed 9/16

6:15 am-5:55 pm

2 stops9h 40m

$403

St. LouisSpokane

STL Lambert-St Louis - GEG Spokane

STLGEG

Lambert-St Louis

Mon 9/14

2:25 pm-9:15 pm

2 stops8h 50m

Spokane

Mon 9/28

7:30 pm-8:40 am

2 stops11h 10m

$404

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 Spokane from

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

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 St. Louis and Spokane?

Prices are currently typical for flights on this route.

Typical prices usually range from $362 to $493.
The lowest price recently found on this route was $373.

What is the cheapest month to fly to Spokane?

The month of March is, on average, the cheapest month to fly to Spokane from St. Louis, with most prices found around $321. If you’re not able to fly to Spokane in March, then January is your next best option. Flight prices from St. Louis to Spokane during January average around $333.

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

When to book flights from St. Louis to Spokane

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

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

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

Fastest flight time

6h 08m

Direct flights

None
The fastest flight from St. Louis to Spokane takes 6h 08m
There are no direct flights from St. Louis to Spokane. There are no popular flight routes from St. Louis to Spokane.
Search flight deals

Frequently asked questions about flying from St. Louis to Spokane

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

    Lambert-St Louis and Spokane are 1496.7 mi apart from one another. In terms of flight time, this usually takes a little over 6h 08m.

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

    Prices for flights from Lambert-St Louis Airport to Spokane Airport are refreshed on a daily basis.

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

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

  • What documentation or ID do you need to fly to Spokane Airport?

    The necessary travel and health documents for your Spokane Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from St. Louis to Spokane

Compare and see reviews for airlines that fly from St. Louis to Spokane with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $151Free CancellationRating
7.9
12,772 reviews
Search Alaska Airlines flights
DeltaPriceFrom $190Free CancellationRating
7.8
8,493 reviews
Search Delta flights
SouthwestPriceFrom $286Free CancellationRating
8.0
4,218 reviews
Search Southwest flights
American AirlinesPriceFrom $292Free CancellationRating
7.1
11,866 reviews
Search American Airlines flights
United AirlinesPriceFrom $371Free CancellationRating
7.4
10,073 reviews
Search United Airlines flights

Traveling to a place near Spokane?

Book flights to Spokane if you plan to visit one of these locations
Coeur d'Alene
Sandpoint
Spokane Valley
Post Falls
Bonners Ferry
Airway Heights
Kellogg
Newport
Ritzville

Why use momondo?

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

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 St. Louis to Spokane for you.

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

Yes. momondo enables you to select and highlight flights to Spokane from St. Louis with this policy.

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

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 Spokane from St. Louis.

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

If you are not ready to book a flight from St. Louis to Spokane now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Spokane and let you know when they change.

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