Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Spokane from $117

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
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from St. Louis to Spokane

Cheap round-trip flights

Frontier Logo
7:55 pm - 10:58 amSTL-GEG
17h 03m1 stop
Frontier Logo
11:53 am - 9:06 amGEG-STL
19h 13m1 stop
$235Frontier
Find Deal
Sat, Sep 13 - Sun, Sep 21
Frontier Logo
7:29 pm - 11:03 amSTL-GEG
17h 34m1 stop
Frontier Logo
11:58 am - 9:11 amGEG-STL
19h 13m1 stop
$237Frontier
Find Deal
Wed, Aug 13 - Sun, Aug 17
Alaska Airlines Logo
6:00 am - 12:43 pmSTL-GEG
8h 43m1 stop
Alaska Airlines Logo
7:44 pm - 2:39 pmGEG-STL
16h 55m1 stop
$252Alaska Airlines
Find Deal
Wed, Aug 27 - Wed, Sep 3
Delta Logo
7:40 am - 11:55 amSTL-GEG
6h 15m1 stop
Delta Logo
2:23 pm - 11:09 pmGEG-STL
6h 46m1 stop
$253Delta
Find Deal
Sat, Sep 27 - Tue, Sep 30
Southwest Logo
4:50 pm - 10:30 pmSTL-GEG
7h 40m1 stop
Southwest Logo
6:15 am - 10:15 pmGEG-STL
14h 00m2 stops
$264Southwest
Find Deal
Tue, Sep 9 - Tue, Sep 16
Southwest Logo
7:45 am - 3:10 pmSTL-GEG
9h 25m2 stops
Southwest Logo
6:15 am - 10:15 pmGEG-STL
14h 00m2 stops
$269Southwest
Find Deal
Tue, Sep 9 - Tue, Sep 16
Delta Logo
6:00 am - 6:40 pmSTL-GEG
14h 40m2 stops
Delta Logo
2:23 pm - 11:09 pmGEG-STL
6h 46m1 stop
$273Delta
Find Deal
Sat, Sep 27 - Tue, Sep 30
American Airlines Logo
7:01 am - 11:39 amSTL-GEG
6h 38m1 stop
American Airlines Logo
3:10 pm - 12:16 amGEG-STL
7h 06m1 stop
$380American Airlines
Find Deal
Thu, Aug 14 - Wed, Aug 20
United Airlines Logo
5:29 pm - 11:29 pmSTL-GEG
8h 00m1 stop
United Airlines Logo
7:00 am - 4:27 pmGEG-STL
7h 27m1 stop
$394United Airlines
Find Deal
Mon, Nov 24 - Thu, Nov 27
United Airlines Logo
4:43 pm - 8:45 pmSTL-GEG
6h 02m1 stop
United Airlines Logo
7:07 am - 5:39 pmGEG-STL
8h 32m1 stop
$408United Airlines
Find Deal
Sat, Nov 22 - Fri, Nov 28

Alaska Airlines flights from St. Louis to Spokane

Our best Alaska Airlines deals on St. Louis to Spokane flight tickets
Alaska Airlines
Aug 27
STL6:00 amLambert-St Louis
8h 43m
1 stop
GEG12:43 pmSpokane
Sep 3
GEG7:44 pmSpokane
16h 55m
1 stop
STL2:39 pmLambert-St Louis
$252
Find similar
Alaska Airlines
Sep 19
STL6:30 pmLambert-St Louis
7h 49m
1 stop
GEG12:19 amSpokane
Sep 21
GEG7:44 pmSpokane
16h 55m
1 stop
STL2:39 pmLambert-St Louis
$279
Find similar
Alaska Airlines
Sep 13
STL6:00 amLambert-St Louis
15h 08m
2 stops
GEG7:08 pmSpokane
Sep 21
GEG7:44 pmSpokane
16h 55m
1 stop
STL2:39 pmLambert-St Louis
$326
Find similar

Hawaiian Airlines flights from St. Louis to Spokane

Our best Hawaiian Airlines deals on St. Louis to Spokane flight tickets
Hawaiian Airlines
Sep 18
STL6:30 pmLambert-St Louis
7h 49m
1 stop
GEG12:19 amSpokane
Sep 22
GEG1:40 pmSpokane
8h 19m
1 stop
STL11:59 pmLambert-St Louis
$278
Find similar
Hawaiian Airlines
Dec 11
STL2:55 pmLambert-St Louis
8h 04m
1 stop
GEG8:59 pmSpokane
Dec 15
GEG1:40 pmSpokane
8h 16m
1 stop
STL11:56 pmLambert-St Louis
$306
Find similar
Hawaiian Airlines
Aug 14
STL7:32 pmLambert-St Louis
6h 27m
1 stop
GEG11:59 pmSpokane
Aug 20
GEG7:00 amSpokane
8h 34m
1 stop
STL5:34 pmLambert-St Louis
$506
Find similar

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 July 31, 2025.
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

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Sat 9/13

7:55 pm-10:58 am

1 stop17h 03m

Spokane

Sun 9/21

11:53 am-9:06 am

1 stop19h 13m

$235

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Wed 8/13

7:29 pm-11:03 am

1 stop17h 34m

Spokane

Sun 8/17

11:58 am-9:11 am

1 stop19h 13m

$237

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Wed 8/27

6:00 am-12:43 pm

1 stop8h 43m

Spokane

Wed 9/3

7:44 pm-2:39 pm

1 stop16h 55m

$252

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Sat 9/27

7:40 am-11:55 am

1 stop6h 15m

Spokane

Tue 9/30

2:23 pm-11:09 pm

1 stop6h 46m

$253

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Tue 9/9

4:50 pm-10:30 pm

1 stop7h 40m

Spokane

Tue 9/16

6:15 am-10:15 pm

2 stops14h 00m

$264

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Tue 9/9

7:45 am-3:10 pm

2 stops9h 25m

Spokane

Tue 9/16

6:15 am-10:15 pm

2 stops14h 00m

$269

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Sat 9/27

6:00 am-6:40 pm

2 stops14h 40m

Spokane

Tue 9/30

2:23 pm-11:09 pm

1 stop6h 46m

$273

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Thu 8/14

7:01 am-11:39 am

1 stop6h 38m

Spokane

Wed 8/20

3:10 pm-12:16 am

1 stop7h 06m

$380

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Mon 11/24

5:29 pm-11:29 pm

1 stop8h 00m

Spokane

Thu 11/27

7:00 am-4:27 pm

1 stop7h 27m

$394

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Sat 11/22

4:43 pm-8:45 pm

1 stop6h 02m

Spokane

Fri 11/28

7:07 am-5:39 pm

1 stop8h 32m

$408

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 cheapest month to fly to Spokane?

The month of January is, on average, the cheapest month to fly to Spokane from St. Louis, with most prices found around $296. If you’re not able to fly to Spokane in January, then September is your next best option. Flight prices from St. Louis to Spokane during September average around $326.

What is the cheapest day to depart on your flight to Spokane?

The cheapest day to depart on your flight to Spokane is on a Wednesday when prices can be found for as low as $373. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from St. Louis because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $527.

What is the cheapest time of day to depart on your flight to Spokane?

According to our data, the cheapest time of day to fly to Spokane is in the afternoon. momondo users have found flights departing from St. Louis to Spokane in the afternoon for as low as $384. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets at noon because they tend to be around $416. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Spokane?

You are more likely to see cheaper flights to Spokane from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Spokane for around $430 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Spokane from St. Louis for as low as $337 on momondo.

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

As of July 2025, prices for St. Louis to Spokane flights are approximately 1% cheaper when compared to flights at the same time last year.

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

Best Price Found

$117

Fastest flight time

5h 45m

Direct flights

None

Airports in Spokane

1 airport
The best one-way flight to Spokane from St. Louis in the past 72 hours is $117. The best round-trip flight deal from St. Louis to Spokane found on momondo in the last 72 hours is $235.
The fastest flight from St. Louis to Spokane takes 5h 45m
There are no direct flights from St. Louis to Spokane. Popular non-direct route for this connection is Lambert-St Louis Airport - Spokane Airport.
There is 1 airport near Spokane: Spokane (GEG)
Search flight deals

  • 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 02m.

  • 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 $213Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
DeltaPriceFrom $278Free CancellationRating
8.0
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $296Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $298Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
SouthwestPriceFrom $321Free CancellationRating
8.0
4,246 reviews
Search Southwest flights

Traveling to a place near Spokane?

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

An easier way to manage your Spokane trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Tue 8/5
Tue 8/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States