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Yakima

$402+ Cheap flights from St. Louis to Yakima (STL - YKM)

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — YKM
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from St. Louis to Yakima

Best flights from St. Louis to Yakima
Discover carefully curated flight deals from St. Louis to Yakima that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/28. 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 3/37:00 amSTL - YKM
1 stop8h 28mAlaska Airlines
Wed 3/45:10 amYKM - STL
1 stop16h 46mAlaska Airlines
Deal found 10/28$402
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Tue 3/310:17 amSTL - YKM
2 stops15h 42mAmerican Airlines
Wed 3/45:10 amYKM - STL
2 stops15h 01mAmerican Airlines
Deal found 10/29$542

Cheap flight deals from St. Louis to Yakima

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Yakima (YKM). 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$371
(Alaska Airlines)
Provider with most accurate pricing for Lambert-St Louis-Yakima Air Terminal flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Yakima Air Terminal flights.
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From Lambert-St Louis to Yakima Air Terminal
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Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Yakima 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 October 30, 2025.
Use the filters below to find and compare flights from St. Louis to Yakima that are best for you.

Fly from

St. Louis

Fly to

Yakima

Route

Depart

Return

Price

St. LouisYakima

STL - YKM

STLYKM

Lambert-St Louis

Tue 3/3

7:00 am-1:28 pm

1 stop8h 28m

Yakima Air Terminal

Wed 3/4

5:10 am-11:56 pm

1 stop16h 46m

$402

St. LouisYakima

STL - YKM

STLYKM

Lambert-St Louis

Tue 3/3

10:17 am-11:59 pm

2 stops15h 42m

Yakima Air Terminal

Wed 3/4

5:10 am-10:11 pm

2 stops15h 01m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Compare providers for flights from St. Louis to Yakima

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Yakima in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Yakima flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Yakima flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from St. Louis-Yakima flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Yakima flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Yakima flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Yakima

Have a flexible travel schedule? Discover the best time to fly to Yakima 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 Yakima

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

Currently, July is the cheapest month in which you can book a flight from St. Louis to Yakima (average of $189). Flying from St. Louis to Yakima in June is currently the most expensive (average of $594). 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.

Related info for your journey

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

  • How long is the flight from St. Louis to Yakima?

    There are many flights that can get you from St. Louis to Yakima in 8h 28m. Fly via Alaska Airlines or American Airlines to get the fastest option. There are 1613 mi between St. Louis and Yakima. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from St. Louis to Yakima (average of $189). Flying from St. Louis to Yakima in June is currently the most expensive (average of $594). 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.

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