$594+ Cheap flights from Walla Walla (ALW) to Missouri
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
ALW — STL
Oct 15 — Oct 221
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Walla Walla to Missouri
Keep the following information in mind while searching for Walla Walla to Missouri flight deals. Data was last updated September 15, 2025.
Round-trip from | $594 (Alaska Airlines) |
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Find flight deals from Walla Walla to Missouri
Cheapest flights from Walla Walla to MissouriExplore the most affordable flight options available from Walla Walla to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.
Explore the most affordable flight options available from Walla Walla to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 9/305:00 amALW - STL
1 stop10h 34mAlaska Airlines
Sat 10/46:33 amSTL - ALW
1 stop19h 44mAlaska Airlines
Deal found 9/15![Alaska Airlines logo]()
$594
Cheapflights Fare Finder
Customize your flight search to find flights from Walla Walla to Missouri 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 September 15, 2025.
Use the filters below to find and compare flights from Walla Walla to Missouri that are best for you.
Fly from
Walla Walla
Fly to
Missouri
Route
Depart
Return
Price
Walla WallaSt. Louis
ALW - STL
ALWSTL
Walla Walla
Tue 9/30
5:00 am-5:34 pm
1 stop10h 34m
Lambert-St Louis
Sat 10/4
6:33 am-12:17 am
1 stop19h 44m
$594
Best time to book a flight from Walla Walla to Missouri
Have a flexible travel schedule? Discover the best time to fly to Missouri from Walla Walla 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 Walla Walla to Missouri
What is the cheapest month to book a flight from Walla Walla to Missouri?
Currently, August is the cheapest month in which you can book a flight from Walla Walla to Missouri (average of $311). Flying from Walla Walla to Missouri 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.