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St. Louis

$204+ Cheap flights from Spokane to St. Louis (GEG - STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
GEG — STL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Spokane to Lambert-St Louis are usually found in February or August, booked 62 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Cheap flight deals from Spokane to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Spokane (GEG) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$279
(Delta)

One-way from

$204
(Delta)

Popular in

January

Cheapest in

February

Average price

$470
From Spokane to Lambert-St Louis
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One-way flight from Spokane to Lambert-St Louis
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Highest demand for flights based on searches. 7% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Spokane to St. Louis

Cheapest flights from Spokane to St. Louis
Explore the most affordable flight options available from Spokane to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/195:05 pmGEG - STL
1 stop5h 33mDelta
Wed 8/278:46 amSTL - GEG
1 stop6h 30mDelta
Deal found 6/10$279
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/196:15 amGEG - STL
1 stop8h 40mSouthwest
Tue 8/262:25 pmSTL - GEG
2 stops9h 40mSouthwest
Deal found 6/10$284
This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/209:25 amGEG - STL
1 stop6h 09mAlaska Airlines
Thu 8/286:30 pmSTL - GEG
1 stop7h 29mAlaska Airlines
Deal found 6/10$359
This FlightHub deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1011:58 amGEG - STL
1 stop19h 13mFrontier
Mon 7/147:29 pmSTL - GEG
1 stop17h 37mFrontier
Deal found 6/12$361
This Hawaiian Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/179:45 amGEG - STL
1 stop6h 50mHawaiian Airlines
Tue 7/223:24 pmSTL - GEG
1 stop7h 45mHawaiian Airlines
Deal found 6/11$373
This Mytrip deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/139:33 amGEG - STL
3 stops24h 37mMultiple Airlines
Wed 7/1611:24 amSTL - GEG
2 stops23h 19mMultiple Airlines
Deal found 6/12$415
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/265:15 amGEG - STL
2 stops8h 32mUnited Airlines
Mon 6/305:41 pmSTL - GEG
1 stop7h 27mUnited Airlines
Deal found 6/11$462

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Spokane to St. Louis that are best for you.

Fly from

Spokane

Fly to

St. Louis

Route

Depart

Return

Price

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Tue 8/19

5:05 pm-12:38 am

1 stop5h 33m

Lambert-St Louis

Tue 8/26

6:45 pm-10:30 pm

1 stop5h 45m

$279

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Tue 8/19

6:15 am-4:55 pm

1 stop8h 40m

Lambert-St Louis

Tue 8/26

2:25 pm-10:05 pm

2 stops9h 40m

$284

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Wed 8/20

9:25 am-5:34 pm

1 stop6h 09m

Lambert-St Louis

Thu 8/28

6:30 pm-11:59 pm

1 stop7h 29m

$359

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 7/10

11:58 am-9:11 am

1 stop19h 13m

Lambert-St Louis

Mon 7/14

7:29 pm-11:06 am

1 stop17h 37m

$361

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 7/17

9:45 am-6:35 pm

1 stop6h 50m

Lambert-St Louis

Tue 7/22

3:24 pm-9:09 pm

1 stop7h 45m

$373

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Sun 7/13

9:33 am-12:10 pm

3 stops24h 37m

Lambert-St Louis

Wed 7/16

11:24 am-8:43 am

2 stops23h 19m

$415

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Thu 6/26

5:15 am-3:47 pm

2 stops8h 32m

Lambert-St Louis

Mon 6/30

5:41 pm-11:08 pm

1 stop7h 27m

$462

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Mon 7/21

11:09 pm-9:41 am

1 stop8h 32m

$204

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Mon 7/7

6:07 pm-2:26 pm

1 stop18h 19m

$225

SpokaneSt. Louis

GEG - STL

GEGSTL

Spokane

Mon 7/21

5:52 pm-4:31 pm

3 stops20h 39m

$228

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 13 results
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Best time to book a flight from Spokane to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Spokane with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Spokane to St. Louis

How far ahead should I book a flight from Spokane to St. Louis?

Use this chart to determine the optimal time to book a round-trip flight from Spokane to St. Louis. Price data was last updated on June 9, 2025.

Booking 61 days in advance of your planned departure date is, on average, the best time to get cheap flights from Spokane to St. Louis. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Spokane to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Spokane to St. Louis (average of $311). Flying from Spokane to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from GEG to STL?

Find hourly flight availability from Spokane to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

It’s typically best to fly out from Spokane to St. Louis in the afternoon. Doing so could potentially save you 36% on the flight price compared to flying in the evening, which is usually more expensive.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Spokane to St. Louis by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Spokane to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Spokane to St. Louis round-trip?

    According to our current data, Delta ($279), Southwest ($284), and Alaska Airlines ($359) offers the cheapest pricing from Spokane to St. Louis. Delta is currently priced 37% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Spokane to St. Louis one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $204. Alaska Airlines flights start at $225 while deals on Southwest start at $230 one-way.

  • Can I find deals for flights from Spokane to St. Louis that include hotel bookings?

    Yes. In addition to deals on Spokane to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Spokane to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Spokane to St. Louis.

  • Can I find deals for business class flights from Spokane to St. Louis?

    Yes. Cheapflights offers flight deals from Spokane to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Spokane to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Spokane to St. Louis (average of $311). Flying from Spokane to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Spokane?

Book flights to Spokane if you plan to visit one of these locations
O'Fallon
Maryland Heights
Fairview Heights
Collinsville
Eureka
St. Peters
Glencoe
Festus
Alton
Farmington

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Top 5 airlines flying from Spokane to St. Louis

Discover the top 5 airlines that operate flights from Spokane to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$288Average$405FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$306Average$406FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$315Average$426FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$321Average$446FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$331Average$456FlexibilityNo cancel feeOn-time69%

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