How popular is this State of Washington to Missouri flight route?

This flight path from Washington to Missouri was viewed by 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the cheapest airlines to fly from State of Washington to Missouri one-way?

To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $90. United Airlines flights start at $94 while deals on American Airlines start at $94 one-way.

How far in advance should I book a flight from State of Washington to Missouri?

Travelers have found it’s best to book a flight 58 days in advance to save up to 172% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 58 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from State of Washington to Missouri 1-2 weeks in advance for as low as $552, or $716 for flights within the next 24 hours.

What is the cheapest month to fly from State of Washington to Missouri?

January can be a great time to fly to Missouri from State of Washington with a flight ticket averaging about $367. Cheapflights users have found deals in the month of January for as cheap as $136. The most expensive prices can be found in the month of December.

Can I find deals for flights from Washington to Missouri that include hotel bookings?

Yes. In addition to deals on Washington to Missouri flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Washington to Missouri?

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

Can I find deals for business class flights from Washington to Missouri?

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

$90+ Flights from Washington to Missouri

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Cheap flight deals from Washington to Missouri

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$227 (United Airlines)
One-way from	$90 (Mytrip)
Popular in	December
Cheapest in	January
Average price	$432
Good round-trip deal	$277 or less
Good one-way deal	$178 or less

Provider with most accurate pricing for Seattle/Tacoma Intl-Kansas City flight deals.

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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Kansas City flights.

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From Washington to Missouri

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One-way flight from Washington to Missouri

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Highest demand for flights based on searches. 0% potential increase in price ($3 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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Price to beat on a round-trip flight from Washington to Missouri.

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Price to beat on a one-way flight from Washington to Missouri.

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Find flight deals from Washington to Missouri

Cheapest flights from Washington to Missouri
Explore the most affordable flight options available from Washington to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on März 31, 2025.

Mo 5/56:00 amPDX - STL

1 stop9h 07mUnited Airlines

Di 5/68:48 amSTL - PDX

1 stop6h 24mUnited Airlines

Deal found 3/31

$227

Sa 10/119:55 amSEA - STL

1 stop6h 02mDelta

Di 10/216:59 pmSTL - SEA

1 stop7h 10mDelta

Deal found 3/30

$229

Di 4/2911:59 pmPDX - SGF

1 stop6h 41mAmerican Airlines

Di 5/65:27 amSGF - PDX

1 stop7h 22mAmerican Airlines

Deal found 3/30

$229

Mo 6/21:10 amSEA - STL

1 stop6h 44mAmerican Airlines

Mi 6/48:09 amSTL - SEA

1 stop7h 50mAmerican Airlines

Deal found 3/30

$233

Di 4/296:03 pmSEA - STL

Nonstop3h 56mAlaska Airlines

Di 5/66:30 amSTL - SEA

Nonstop4h 24mAlaska Airlines

Deal found 3/30

$237

Do 5/16:00 amSEA - STL

1 stop7h 07mFrontier

Sa 5/178:15 pmSTL - SEA

1 stop6h 29mFrontier

Deal found 3/30

$238

So 4/276:20 amPDX - STL

1 stop25h 41mFrontier

Fr 5/26:53 pmSTL - PDX

1 stop7h 45mFrontier

Deal found 3/30

$240

Mo 4/1410:25 amPDX - SGF

1 stop8h 44mMultiple Airlines

Fr 4/189:59 pmSGF - PDX

1 stop17h 38mMultiple Airlines

Deal found 3/29

$241

Fr 5/26:03 pmSEA - STL

Nonstop3h 56mHawaiian Airlines

Di 5/66:30 amSTL - SEA

Nonstop4h 24mHawaiian Airlines

Deal found 3/31

$243

Do 5/15:26 pmPDX - STL

1 stop5h 16mDelta

Mi 5/77:19 pmSTL - PDX

1 stop6h 23mDelta

Deal found 3/31

$247

So 4/131:56 pmSEA - MCI

1 stop27h 41mFrontier

So 4/208:35 pmMCI - SEA

1 stop17h 21mFrontier

Deal found 3/30

$251

Mi 4/303:00 pmPDX - STL

1 stop6h 35mSouthwest

So 5/47:30 pmSTL - PDX

1 stop7h 05mSouthwest

Deal found 3/31

$253

Best flights from Washington to Missouri
Discover carefully curated flight deals from Washington to Missouri that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated März 31, 2025.

Mo 5/56:00 amPDX - STL

1 stop9h 07mUnited Airlines

Di 5/68:48 amSTL - PDX

1 stop6h 24mUnited Airlines

Deal found 3/31

$227

Do 5/2911:50 pmSEA - STL

1 stop8h 57mDelta

Mo 6/97:15 pmSTL - SEA

1 stop6h 48mDelta

Deal found 3/30

$229

Di 4/2911:59 pmPDX - SGF

1 stop6h 41mAmerican Airlines

Di 5/65:27 amSGF - PDX

1 stop7h 22mAmerican Airlines

Deal found 3/30

$229

Di 4/296:03 pmSEA - STL

Nonstop3h 56mAlaska Airlines

Di 5/66:30 amSTL - SEA

Nonstop4h 24mAlaska Airlines

Deal found 3/30

$237

Do 5/16:00 amSEA - STL

1 stop7h 07mFrontier

Mo 5/56:53 pmSTL - SEA

1 stop7h 51mFrontier

Deal found 3/31

$238

Mo 4/1410:25 amPDX - SGF

1 stop8h 44mMultiple Airlines

Fr 4/189:59 pmSGF - PDX

1 stop17h 38mMultiple Airlines

Deal found 3/29

$241

Mi 4/303:00 pmPDX - STL

1 stop6h 35mSouthwest

So 5/47:30 pmSTL - PDX

1 stop7h 05mSouthwest

Deal found 3/31

$253

So 5/46:03 pmSEA - STL

Nonstop3h 56mHawaiian Airlines

Mi 5/76:30 amSTL - SEA

Nonstop4h 24mHawaiian Airlines

Deal found 3/31

$257

Do 4/2410:25 amPDX - MCI

1 stop24h 34mSpirit Airlines

Mo 4/284:59 pmMCI - PDX

2 stops27h 06mSpirit Airlines

Deal found 3/30

$271

Do 5/157:10 pmSEA - STL

1 stop14h 27mSun Country Air

So 5/2510:20 amSTL - SEA

1 stop23h 54mSun Country Air

Deal found 3/31

$310

Do 5/111:59 pmSEA - STL

1 stop7h 38mAmerican Airlines

Mo 5/55:15 amSTL - SEA

1 stop7h 27mAmerican Airlines

Deal found 3/30

$233

So 4/276:20 amPDX - STL

1 stop25h 41mFrontier

Fr 5/26:53 pmSTL - PDX

1 stop7h 45mFrontier

Deal found 3/30

$240

Last-minute flights from Washington to Missouri
Discover last-minute flight deals from Washington to Missouri. Data last updated März 31, 2025 and is based on user searches.

So 4/66:40 amPDX - STL

1 stop24h 26mFrontier

So 4/131:06 pmSTL - PDX

1 stop21h 41mFrontier

Deal found 3/30

$290

So 4/61:56 pmSEA - MCI

1 stop27h 41mFrontier

So 4/138:35 pmMCI - SEA

1 stop17h 21mFrontier

Deal found 3/30

$308

So 4/61:56 pmSEA - STL

1 stop17h 10mFrontier

So 4/131:06 pmSTL - SEA

1 stop23h 40mFrontier

Deal found 3/29

$330

Mo 4/73:02 pmPDX - STL

1 stop6h 57mMultiple Airlines

Fr 4/116:51 pmSTL - PDX

1 stop7h 46mMultiple Airlines

Deal found 3/30

$335

Mi 4/99:59 amPDX - MCI

1 stop23h 35mFrontier

So 4/208:35 pmMCI - PDX

1 stop6h 02mFrontier

Deal found 3/31

$270

Mi 4/911:59 pmPDX - MCI

1 stop7h 49mAmerican Airlines

Mi 4/235:07 amMCI - PDX

1 stop7h 48mAmerican Airlines

Deal found 3/31

$326

Mi 4/91:25 pmPDX - STL

1 stop8h 34mAlaska Airlines

Di 4/156:44 amSTL - PDX

1 stop7h 48mAlaska Airlines

Deal found 3/30

$344

Mi 4/92:00 pmPDX - MCI

1 stop7h 01mDelta

Di 4/156:40 amMCI - PDX

1 stop6h 00mDelta

Deal found 3/30

$345

Mi 4/910:00 pmPDX - SGF

1 stop11h 29mAmerican Airlines

Di 4/152:19 pmSGF - PDX

1 stop9h 14mAmerican Airlines

Deal found 3/30

$345

Mi 4/91:40 pmPDX - MCI

2 stops7h 45mSouthwest

Mi 4/236:55 amMCI - PDX

1 stop7h 05mSouthwest

Deal found 3/31

$349

Mi 4/95:20 amPDX - STL

2 stops10h 25mSouthwest

Di 4/151:00 pmSTL - PDX

1 stop6h 50mSouthwest

Deal found 3/30

$350

Mi 4/912:59 amSEA - STL

1 stop7h 34mAmerican Airlines

Di 4/159:41 amSTL - SEA

1 stop7h 56mAmerican Airlines

Deal found 3/30

$358

One-way flights from Washington to Missouri
Search for one-way flight options from Washington to Missouri. Find affordable one-way fares based on user searches. Data last updated März 31, 2025.

Di 5/67:01 pmPDX - MCI

1 stop20h 44mSpirit Airlines

Deal found 3/30

$90

Sa 5/107:14 amSEA - MCI

1 stop9h 25mUnited Airlines

Deal found 3/31

$94

Mi 4/3011:59 pmSEA - STL

1 stop7h 38mAmerican Airlines

Deal found 3/30

$94

So 5/48:56 pmSEA - MCI

1 stop14h 03mSpirit Airlines

Deal found 3/30

$95

Mo 6/210:55 pmSEA - STL

1 stop8h 40mDelta

Deal found 3/30

$95

Mo 5/56:20 amPDX - MCI

1 stop11h 31mFrontier

Deal found 3/31

$102

Fr 5/1611:59 pmSEA - STL

1 stop9h 04mUnited Airlines

Deal found 3/31

$109

Sa 5/176:00 amPDX - STL

1 stop9h 07mUnited Airlines

Deal found 3/31

$109

Di 5/271:25 pmPDX - STL

1 stop8h 39mAlaska Airlines

Deal found 3/31

$113

Mo 5/125:00 pmPDX - STL

1 stop5h 59mDelta

Deal found 3/30

$114

Fr 5/26:00 amSEA - MCI

1 stop11h 51mFrontier

Deal found 3/31

$117

Mi 4/305:30 pmSEA - MCI

Nonstop3h 31mDelta

Deal found 3/30

$119

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Mo 5/5

6:00 am-5:07 pm

1 stop9h 07m

Lambert-St Louis

Di 5/6

8:48 am-1:12 pm

1 stop6h 24m

$227

SeattleSt. Louis

SEA - STL

SEASTL

Seattle/Tacoma Intl

Do 5/29

11:50 pm-10:47 am

1 stop8h 57m

Lambert-St Louis

Mo 6/9

7:15 pm-12:03 am

1 stop6h 48m

$229

PortlandSpringfield

PDX - SGF

PDXSGF

Portland

Di 4/29

11:59 pm-8:40 am

1 stop6h 41m

Springfield-Branson

Di 5/6

5:27 am-10:49 am

1 stop7h 22m

$229

SeattleSt. Louis

SEA - STL

SEASTL

Seattle/Tacoma Intl

Mo 6/2

1:10 am-9:54 am

1 stop6h 44m

Lambert-St Louis

Mi 6/4

8:09 am-1:59 pm

1 stop7h 50m

$233

SeattleSt. Louis

SEA - STL

SEASTL

Seattle/Tacoma Intl

Di 4/29

6:03 pm-11:59 pm

Nonstop3h 56m

Lambert-St Louis

Di 5/6

6:30 am-8:54 am

Nonstop4h 24m

$237

SeattleSt. Louis

SEA - STL

SEASTL

Seattle/Tacoma Intl

Do 5/1

6:00 am-3:07 pm

1 stop7h 07m

Lambert-St Louis

Sa 5/17

8:15 pm-12:44 am

1 stop6h 29m

$238

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

So 4/27

6:20 am-10:01 am

1 stop25h 41m

Lambert-St Louis

Fr 5/2

6:53 pm-12:38 am

1 stop7h 45m

$240

PortlandSpringfield

PDX - SGF

PDXSGF

Portland

Mo 4/14

10:25 am-9:09 pm

1 stop8h 44m

Springfield-Branson

Fr 4/18

9:59 pm-1:37 pm

1 stop17h 38m

$241

SeattleSt. Louis

SEA - STL

SEASTL

Seattle/Tacoma Intl

Fr 5/2

6:03 pm-11:59 pm

Nonstop3h 56m

Lambert-St Louis

Di 5/6

6:30 am-8:54 am

Nonstop4h 24m

$243

PortlandSt. Louis

PDX - STL

PDXSTL

Portland

Do 5/1

5:26 pm-12:42 am

1 stop5h 16m

Lambert-St Louis

Mi 5/7

7:19 pm-11:42 pm

1 stop6h 23m

$247

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 60 results

...

Best time to book a flight from Washington to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Washington 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 Washington to Missouri

What is the cheapest month to book a flight from State of Washington to Missouri?

Currently, August is the cheapest month in which you can book a flight from State of Washington to Missouri (average of $311). Flying from State of Washington 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.

What is the cheapest time of day to fly from WA to MO?

When flying from State of Washington to Missouri, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from State of Washington to Missouri

The most flights from USWA to USMO are scheduled on a Monday (10 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (4 on average).

Rainfall in Missouri by month

In terms of precipitation, rainfall in Missouri ranges from 1.1 - 5.2 inches per month. May is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Missouri when rainfall is around 1.1 in.

Temperature in Missouri by month

If weather is an important factor for your trip to Missouri, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Missouri

Read through reviews of airlines operating flights from Washington to Missouri, such as Alaska Airlines, Southwest and Delta. 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

9,818 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

9,818 reviews

Alaska Airlines

8.0

Very good

9,818 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

Southwest

8.0

Very good

4,276 reviews

Alaska Airlines

8.0

Very good

9,818 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

Delta

8.0

Very good

7,899 reviews

Alaska Airlines

8.0

Very good

9,818 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

Hawaiian Airlines

7.9

Good

2,342 reviews

Alaska Airlines

8.0

Very good

9,818 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

United Airlines

7.4

Good

8,614 reviews

Alaska Airlines

8.0

Very good

9,818 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

How popular is this State of Washington to Missouri flight route?
This flight path from Washington to Missouri was viewed by 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the cheapest airlines to fly from State of Washington to Missouri one-way?
To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $90. United Airlines flights start at $94 while deals on American Airlines start at $94 one-way.
Can I find deals for flights from Washington to Missouri that include hotel bookings?
Yes. In addition to deals on Washington to Missouri flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Washington to Missouri?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Missouri.
Can I find deals for business class flights from Washington to Missouri?
Yes. Cheapflights offers flight deals from Washington to Missouri 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 State of Washington to Missouri?
Currently, August is the cheapest month in which you can book a flight from State of Washington to Missouri (average of $311). Flying from State of Washington 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

Missouri car rentals

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Top 8 airlines flying from Washington to Missouri

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$118	Average$215	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$138	Average$418	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$196	Average$505	FlexibilityNo cancel fee	On-time71%
Spirit Airlines	Cheapest$198	Average$382	FlexibilityNo cancel fee	On-time65%
Alaska Airlines	Cheapest$206	Average$520	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$216	Average$509	FlexibilityNo cancel fee	On-time69%
Hawaiian Airlines	Cheapest$217	Average$412	FlexibilityNo cancel fee	On-time85%
Southwest	Cheapest$246	Average$480	FlexibilityNo cancel fee	On-time63%

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$90+ Cheap flights from Washington to Missouri

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Washington to Missouri

Keep the following information in mind while searching for Washington to Missouri flight deals. Data was last updated März 31, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Washington to Missouri

Cheapest flights from Washington to MissouriExplore the most affordable flight options available from Washington to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on März 31, 2025.

Explore the most affordable flight options available from Washington to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on März 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington to Missouri that are best for you.

Best time to book a flight from Washington to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Washington with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington to Missouri

What is the cheapest month to book a flight from State of Washington to Missouri?

What is the cheapest time of day to fly from WA to MO?

Find hourly flight availability from Washington to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated März 31, 2025.

Weekly flight availability from State of Washington to Missouri

Explore weekly flight availability from Washington to Missouri. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated März 31, 2025.

Rainfall in Missouri by month

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

Temperature in Missouri by month

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

Reviews of airlines servicing Missouri

Read through reviews of airlines operating flights from Washington to Missouri, such as Alaska Airlines, Southwest and Delta. 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.

Related info for your journey

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

How popular is this State of Washington to Missouri flight route?

What are the cheapest airlines to fly from State of Washington to Missouri one-way?

Can I find deals for flights from Washington to Missouri that include hotel bookings?

How can I find direct flights from Washington to Missouri?

Can I find deals for business class flights from Washington to Missouri?

What is the cheapest month to book a flight from State of Washington to Missouri?

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 Washington to Missouri

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from Washington to Missouri

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Cheapest flights from Washington to Missouri
Explore the most affordable flight options available from Washington to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on März 31, 2025.