What is the cheapest day to fly from St. Louis to Yakima?

Travelers seeking maximum savings on their St. Louis to Yakima flight should consider departing on Thursday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Yakima ranges from 0.2 - 1.5 inches per month. December is typically the wettest month, when rainfall can reach 1.5 in. July is typically the driest time to visit Yakima when rainfall is around 0.2 in.

If weather is an important factor for your trip to Yakima, 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 28.4 F).

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

A simple way to save on the total cost of your ticket is to fly from St. Louis to Yakima in the morning. If you’re flexible enough to do this you can expect to save up to 3% on your trip compared to booking a flight at noon.

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.

$425+ Flights from St. Louis to Yakima

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Cheap flight deals from St. Louis to Yakima

Round-trip from	$425 (Alaska Airlines)

From Lambert-St Louis to Yakima Air Terminal

Search Deals

Find flight deals from St. Louis to Yakima

Cheapest flights from St. Louis to Yakima
Explore the most affordable flight options available from St. Louis to Yakima. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.

Tue 9/236:00 amSTL - YKM

1 stop19h 59mAlaska Airlines

Wed 9/242:09 pmYKM - STL

1 stop25h 25mAlaska Airlines

Deal found 7/9

$425

Tue 9/235:18 amSTL - YKM

2 stops20h 41mAmerican Airlines

Wed 9/242:09 pmYKM - STL

2 stops31h 39mAmerican Airlines

Deal found 7/8

$526

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 July 11, 2025.

Tue 9/236:00 amSTL - YKM

1 stop19h 59mAlaska Airlines

Wed 9/242:09 pmYKM - STL

1 stop25h 25mAlaska Airlines

Deal found 7/9

$425

Tue 9/235:18 amSTL - YKM

2 stops20h 41mAmerican Airlines

Wed 9/242:09 pmYKM - STL

2 stops31h 39mAmerican Airlines

Deal found 7/8

$526

Last-minute flights from St. Louis to Yakima
Discover last-minute flight deals from St. Louis to Yakima. Data last updated July 11, 2025 and is based on user searches.

Fri 7/257:32 pmSTL - YKM

1 stop6h 27mAlaska Airlines

Tue 7/295:13 amYKM - STL

1 stop7h 13mAlaska Airlines

Deal found 7/10

$613

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Yakima that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisYakima

STL - YKM

STLYKM

Lambert-St Louis

Tue 9/23

6:00 am-11:59 pm

1 stop19h 59m

Yakima Air Terminal

Wed 9/24

2:09 pm-5:34 pm

1 stop25h 25m

$425

St. LouisYakima

STL - YKM

STLYKM

Lambert-St Louis

Tue 9/23

5:18 am-11:59 pm

2 stops20h 41m

Yakima Air Terminal

Wed 9/24

2:09 pm-11:48 pm

2 stops31h 39m

$526

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

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, September is the cheapest month in which you can book a flight from St. Louis to Yakima (average of $291). Flying from St. Louis to Yakima in December is currently the most expensive (average of $648). 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.

Reviews of airlines servicing Yakima

Peruse reviews from past customers who have flown with Alaska Airlines and American Airlines from St. Louis to Yakima to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

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

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

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

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

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, September is the cheapest month in which you can book a flight from St. Louis to Yakima (average of $291). Flying from St. Louis to Yakima in December is currently the most expensive (average of $648). 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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$425+ 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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Yakima with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from St. Louis to Yakima

Round-trip from

Find flight deals from St. Louis to Yakima

Cheapest flights from St. Louis to YakimaExplore the most affordable flight options available from St. Louis to Yakima. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.

Explore the most affordable flight options available from St. Louis to Yakima. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Yakima that are best for you.

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.

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?

Reviews of airlines servicing Yakima

Get insights into the airlines that provide service to Yakima. 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 Yakima. Reviews last updated July 11, 2025.

Peruse reviews from past customers who have flown with Alaska Airlines and American Airlines from St. Louis to Yakima to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

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.

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Yakima

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Travel Smart

Cheapest flights from St. Louis to Yakima
Explore the most affordable flight options available from St. Louis to Yakima. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.