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$140+ Cheap flights from St. Louis to Spokane (STL - GEG)

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — GEG
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Spokane are usually found in January or September, booked 62 days in advance, depart on a Wednesday or Saturday and return on a Tuesday

Cheap flight deals from St. Louis to Spokane

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Spokane (GEG). 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

$276
(FlightHub)

One-way from

$140
(American Airlines)

Popular in

April

Cheapest in

January

Average price

$466
From Lambert-St Louis to Spokane
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One-way flight from Lambert-St Louis to Spokane
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Highest demand for flights based on searches. 23% potential increase in price ($136 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($22 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 St. Louis to Spokane

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

This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/137:52 pmSTL - GEG
1 stop17h 16mFrontier
Sun 9/2112:08 pmGEG - STL
1 stop18h 59mFrontier
Deal found 6/11$276
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.
Wed 8/63:41 pmSTL - GEG
1 stop8h 18mDelta
Tue 8/125:05 pmGEG - STL
1 stop5h 33mDelta
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 8/194:35 pmSTL - GEG
2 stops7h 55mSouthwest
Tue 8/266:15 amGEG - STL
1 stop8h 40mSouthwest
Deal found 6/10$284
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/167:53 amSTL - GEG
1 stop7h 14mAmerican Airlines
Sat 8/2312:14 pmGEG - STL
1 stop6h 36mAmerican Airlines
Deal found 6/11$307
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.
Thu 9/116:30 pmSTL - GEG
1 stop7h 29mAlaska Airlines
Sun 9/145:46 pmGEG - STL
1 stop18h 53mAlaska Airlines
Deal found 6/10$332
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.
Wed 7/93:24 pmSTL - GEG
1 stop7h 45mHawaiian Airlines
Wed 7/169:45 amGEG - STL
1 stop6h 50mHawaiian Airlines
Deal found 6/11$370
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.
Wed 7/95:00 amSTL - GEG
2 stops9h 35mUnited Airlines
Wed 7/167:25 amGEG - STL
1 stop7h 20mUnited Airlines
Deal found 6/11$376
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2410:47 amSTL - GEG
3 stops32h 15mMultiple Airlines
Thu 7/319:33 amGEG - STL
2 stops22h 19mMultiple Airlines
Deal found 6/11$400

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

Fly from

St. Louis

Fly to

Spokane

Route

Depart

Return

Price

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Wed 8/6

3:41 pm-9:59 pm

1 stop8h 18m

Spokane

Tue 8/12

5:05 pm-12:38 am

1 stop5h 33m

$279

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Tue 8/19

4:35 pm-10:30 pm

2 stops7h 55m

Spokane

Tue 8/26

6:15 am-4:55 pm

1 stop8h 40m

$284

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Sat 8/16

7:53 am-1:07 pm

1 stop7h 14m

Spokane

Sat 8/23

12:14 pm-8:50 pm

1 stop6h 36m

$307

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Wed 7/9

3:24 pm-9:09 pm

1 stop7h 45m

Spokane

Wed 7/16

9:45 am-6:35 pm

1 stop6h 50m

$370

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Wed 7/16

7:32 pm-11:59 pm

1 stop6h 27m

Spokane

Wed 7/30

7:00 am-6:35 pm

1 stop9h 35m

$371

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Wed 7/9

5:00 am-12:35 pm

2 stops9h 35m

Spokane

Wed 7/16

7:25 am-4:45 pm

1 stop7h 20m

$376

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Thu 7/24

10:47 am-5:02 pm

3 stops32h 15m

Spokane

Thu 7/31

9:33 am-9:52 am

2 stops22h 19m

$400

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Thu 9/4

5:55 am-12:44 pm

1 stop8h 49m

$140

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Thu 9/4

5:45 am-12:35 pm

2 stops8h 50m

$145

St. LouisSpokane

STL - GEG

STLGEG

Lambert-St Louis

Sun 7/20

7:32 pm-11:59 pm

1 stop6h 27m

$203

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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

Have a flexible travel schedule? Discover the best time to fly to Spokane from St. Louis 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 St. Louis to Spokane

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

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

The price you pay for your flight from St. Louis to Spokane may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from St. Louis to Spokane (average of $326). Flying from St. Louis to Spokane in March is currently the most expensive (average of $453). 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 STL to GEG?

Find hourly flight availability from St. Louis to Spokane. 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.

A simple way to save on the total cost of your ticket is to fly from St. Louis to Spokane in the afternoon. If you’re flexible enough to do this you can expect to save up to 8% on your trip compared to booking a flight at noon.

Rainfall in Spokane by month

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

In terms of precipitation, rainfall in Spokane ranges from 0.6 - 2.3 inches per month. November is typically the wettest month, when rainfall can reach 2.3 in. July is typically the driest time to visit Spokane when rainfall is around 0.6 in.

Temperature in Spokane by month

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

If weather is an important factor for your trip to Spokane, 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 69.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 26.6 F).

Reviews of airlines servicing Spokane

Get insights into the airlines that provide service to Spokane. 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 Spokane. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from St. Louis to Spokane by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Spokane. 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 St. Louis to Spokane round-trip?

    Our cheapest airline available from St. Louis to Spokane is Frontier. Our recent data shows that you can find tickets from as low as $276 on this airline. Additional options worth looking into are Delta and Southwest, starting at $279 and $284 round-trip. Frontier is priced at 36% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airlines for a one-way flight from St. Louis to Spokane are American Airlines ($140), Southwest ($145), and Hawaiian Airlines ($203).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Spokane 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 St. Louis to Spokane?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Spokane (average of $326). Flying from St. Louis to Spokane in March is currently the most expensive (average of $453). 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 St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Sandpoint
Spokane Valley

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Top 5 airlines flying from St. Louis to Spokane

Discover the top 5 airlines that operate flights from St. Louis to Spokane. 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$278Average$381FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$287Average$430FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$296Average$394FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$302Average$454FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$306Average$507FlexibilityNo cancel feeOn-time63%

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