What is the cheapest airline that flies from Spokane to Lambert-St Louis?

Delta, Southwest, and Alaska Airlines are the most popular carriers operating from Spokane to Lambert-St Louis

What airlines fly to St. Louis?

Delta, Southwest and Alaska Airlines are the top three most popular airlines that fly to St. Louis from Spokane according to our data. Delta is the first choice among our users, with 51% of people opting to fly with this airline when traveling to St. Louis. Keep in mind that there are 4 different airlines that fly to St. Louis on a routine basis, so you have a few additional options to choose from.

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?

The number of operators available for flights from Spokane Airport to Lambert-St Louis Airport is 4 as of August 2025.

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.

$117 Cheap Flights from Spokane to St. Louis in 2025

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Find the cheapest flights from Spokane to St. Louis

Round-trip

One-way

Cheap round-trip flights

12:40 pm - 10:00 pmGEG-STL

7h 20m1 stop

8:40 am - 1:17 pmSTL-GEG

6h 37m1 stop

$187Delta

Find Deal

sáb., sep. 27 - mar., sep. 30

1:30 pm - 9:53 pmGEG-STL

6h 23m1 stop

7:16 am - 11:41 amSTL-GEG

6h 25m1 stop

$210American Airlines

Find Deal

mié., sep. 10 - dom., sep. 14

3:30 pm - 8:37 amGEG-STL

15h 07m2 stops

5:32 pm - 11:58 pmSTL-GEG

8h 26m1 stop

$240Delta

Find Deal

sáb., sep. 27 - mar., sep. 30

5:12 am - 5:34 pmGEG-STL

10h 22m2 stops

6:00 am - 12:46 pmSTL-GEG

8h 46m1 stop

$245Alaska Airlines

Find Deal

mié., sep. 24 - mar., sep. 30

5:45 pm - 1:52 pmGEG-STL

18h 07m1 stop

2:55 pm - 8:59 pmSTL-GEG

8h 04m1 stop

$246Alaska Airlines

Find Deal

mar., ene. 20 - lun., feb. 2

11:15 pm - 9:15 amGEG-STL

8h 00m1 stop

3:26 pm - 7:46 pmSTL-GEG

6h 20m1 stop

$248Delta

Find Deal

vie., oct. 10 - lun., oct. 13

5:05 am - 3:44 pmGEG-STL

8h 39m2 stops

9:20 am - 8:24 pmSTL-GEG

13h 04m2 stops

$368United Airlines

Find Deal

sáb., sep. 27 - mar., sep. 30

7:23 am - 8:46 pmGEG-STL

11h 23m2 stops

9:00 am - 12:36 pmSTL-GEG

5h 36m1 stop

$512United Airlines

Find Deal

mié., ago. 20 - dom., ago. 24

5:25 am - 5:25 pmGEG-STL

10h 00m2 stops

5:05 am - 11:20 amSTL-GEG

8h 15m1 stop

$663Southwest

Find Deal

mar., dic. 23 - vie., dic. 26

5:25 am - 5:25 pmGEG-STL

10h 00m2 stops

8:55 am - 4:25 pmSTL-GEG

9h 30m2 stops

$766Southwest

Find Deal

mar., dic. 23 - vie., dic. 26

American Airlines flights from Spokane to St. Louis

Our best American Airlines deals on Spokane to St. Louis flight tickets

American Airlines

Sep 10

GEG1:30 pmSpokane

6h 23m

1 stop

STL9:53 pmLambert-St Louis

Sep 14

STL7:16 amLambert-St Louis

6h 25m

1 stop

GEG11:41 amSpokane

$210

Find similar

American Airlines

Aug 31

GEG1:08 pmSpokane

7h 07m

1 stop

STL10:15 pmLambert-St Louis

Sep 2

STL7:53 amLambert-St Louis

7h 14m

1 stop

GEG1:07 pmSpokane

$262

Find similar

American Airlines

Jan 20

GEG1:40 pmSpokane

6h 09m

1 stop

STL9:49 pmLambert-St Louis

Feb 2

STL5:57 amLambert-St Louis

9h 02m

1 stop

GEG12:59 pmSpokane

$276

Find similar

United Airlines flights from Spokane to St. Louis

Our best United Airlines deals on Spokane to St. Louis flight tickets

United Airlines

Sep 27

GEG5:05 amSpokane

8h 39m

2 stops

STL3:44 pmLambert-St Louis

Sep 30

STL9:20 amLambert-St Louis

13h 04m

2 stops

GEG8:24 pmSpokane

$368

Find similar

United Airlines

Aug 20

GEG7:23 amSpokane

11h 23m

2 stops

STL8:46 pmLambert-St Louis

Aug 24

STL9:00 amLambert-St Louis

5h 36m

1 stop

GEG12:36 pmSpokane

$512

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

sáb. 9/27

12:40 pm-10:00 pm

1 stop7h 20m

Lambert-St Louis

mar. 9/30

8:40 am-1:17 pm

1 stop6h 37m

$187

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

mié. 9/10

1:30 pm-9:53 pm

1 stop6h 23m

Lambert-St Louis

dom. 9/14

7:16 am-11:41 am

1 stop6h 25m

$210

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

sáb. 9/27

3:30 pm-8:37 am

2 stops15h 07m

Lambert-St Louis

mar. 9/30

5:32 pm-11:58 pm

1 stop8h 26m

$240

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

mié. 9/24

5:12 am-5:34 pm

2 stops10h 22m

Lambert-St Louis

mar. 9/30

6:00 am-12:46 pm

1 stop8h 46m

$245

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

mar. 1/20

5:45 pm-1:52 pm

1 stop18h 07m

Lambert-St Louis

lun. 2/2

2:55 pm-8:59 pm

1 stop8h 04m

$246

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

vie. 10/10

11:15 pm-9:15 am

1 stop8h 00m

Lambert-St Louis

lun. 10/13

3:26 pm-7:46 pm

1 stop6h 20m

$248

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

sáb. 9/27

5:05 am-3:44 pm

2 stops8h 39m

Lambert-St Louis

mar. 9/30

9:20 am-8:24 pm

2 stops13h 04m

$368

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

mié. 8/20

7:23 am-8:46 pm

2 stops11h 23m

Lambert-St Louis

dom. 8/24

9:00 am-12:36 pm

1 stop5h 36m

$512

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

mar. 12/23

5:25 am-5:25 pm

2 stops10h 00m

Lambert-St Louis

vie. 12/26

5:05 am-11:20 am

1 stop8h 15m

$663

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

mar. 12/23

5:25 am-5:25 pm

2 stops10h 00m

Lambert-St Louis

vie. 12/26

8:55 am-4:25 pm

2 stops9h 30m

$766

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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

In general, September 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 $315. The month of February is another great option to travel to St. Louis, with average flight prices from Spokane averaging around $345.

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Tuesday when prices can be found for as low as $355. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $479. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Spokane in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $379 when looking at flights departing in the afternoon. In the evening is when there is more demand to fly to St. Louis, so prices are often more expensive at around $591 per ticket.

How far in advance should I book a flight to St. Louis?

You are more likely to see cheaper flights to St. Louis from Spokane when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $439 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Spokane for as low as $343 on momondo.

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

Best Price Found	$117
Fastest flight time	5h 34m
Direct flights	None
Airports in St. Louis	1 airport

The best one-way flight to St. Louis from Spokane in the past 72 hours is $117. The best round-trip flight deal from Spokane to St. Louis found on momondo in the last 72 hours is $187.

The fastest flight from Spokane to St. Louis takes 5h 34m

There are no direct flights from Spokane to St. Louis. Popular non-direct route for this connection is Spokane Airport - Lambert-St Louis Airport.

There is 1 airport near St. Louis: Lambert-St Louis (STL)

Search flight deals

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 34m 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?
The number of operators available for flights from Spokane Airport to Lambert-St Louis Airport is 4 as of August 2025.
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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Spokane to St. Louis is Delta (54% of total bookings). The next most popular airlines are Southwest (20%), United Airlines (16%), and Alaska Airlines (10%).

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
Delta	PriceFrom $288	Free Cancellation	Rating 8.0 7,985 reviews	Search Delta flights
Alaska Airlines	PriceFrom $315	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $321	Free Cancellation	Rating 8.0 4,244 reviews	Search Southwest flights
United Airlines	PriceFrom $331	Free Cancellation	Rating 7.4 8,917 reviews	Search United Airlines flights

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O'Fallon

Collinsville

Alton

Wentzville

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Farmington

Festus

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Eureka

Edwardsville

Clayton

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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.