Cheap flights from Seattle to Missouri from $91
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Missouri departing on 5/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Seattle to Missouri
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Delta flights from Seattle to Missouri
Our best Delta deals on Seattle to Missouri flight tickets
Frontier flights from Seattle to Missouri
Our best Frontier deals on Seattle to Missouri flight tickets
See travel insights to Missouri from
How to get the cheapest flight ticket from Seattle to Missouri
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Missouri?
In general, September is the cheapest month to fly from Seattle to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $316. If you aren’t able to travel to Missouri during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $337.
What is the cheapest day to depart on your flight to Missouri?
The cheapest day to depart from Seattle to Missouri is on a Thursday when prices can be found for as low as $390. Flights from Seattle to Missouri on a Sunday will generally be more expensive and average around $487. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Missouri?
According to our data, the cheapest time of day to fly to Missouri is in the evening. momondo users have found flights departing from Seattle to Missouri in the evening for as low as $267. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Missouri are more costly in the morning, with an average ticket price of $440. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Seattle/Tacoma Intl to Missouri flight route?
Fly from Seattle/Tacoma Intl to Lambert-St Louis for the best Seattle/Tacoma Intl - Missouri flight prices
How far in advance should I book a flight to Missouri?
You are more likely to see cheaper flights to Missouri from Seattle when booking 21 weeks ahead of your departure date. In general, you can expect to find flights to Missouri for around $386 when searching 21 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Missouri from Seattle for as low as $293 on momondo.
What cabin class options are available on Seattle/Tacoma Intl to Missouri flights?
There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Missouri flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Seattle/Tacoma Intl to Missouri?
Spirit Airlines, United Airlines, and Frontier are the most popular carriers operating from Seattle/Tacoma Intl to Missouri
What airlines fly to Missouri?
Alaska Airlines, American Airlines and Delta are the top three most popular airlines that fly to Missouri from Seattle according to our data. Alaska Airlines is the first choice among our users, with 66% of people opting to fly with this airline when traveling to Missouri. Keep in mind that there are 8 different airlines that fly to Missouri on a routine basis, so you have a few additional options to choose from.
How many flights depart from Seattle to Missouri on average per day?
As of April 2025, 11 flights take off from Seattle and land in Missouri each day. The most common flight departure time for this route is 6:00PM, with 57% of daily flights taking off in the evening.
How many flights depart from Seattle to Missouri on average per week?
As of April 2025, there are 83 flights per week flying from Seattle to Missouri. The most common day of the week flights depart is Thu, with 29% of flights taking off on this day.
Cheap Seattle to Missouri flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Seattle to Missouri
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Missouri?
Prices for flights from Seattle/Tacoma Intl Airport to Missouri are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Missouri?
There are 8 operators available for flights from Seattle/Tacoma Intl Airport to Missouri as of April 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Missouri?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Missouri.
What documentation or ID do you need to fly to Missouri?
The necessary travel and health documents for your Missouri trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Missouri?
momondo data reveals that the most frequently booked plane model on the route from Seattle to Missouri is Boeing 737, representing 36.40% of all bookings. The subsequent popular models are Boeing 737-900 Passenger/BBJ3 (winglets) at 23.12%, Boeing 737 MAX 9 at 20.21%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 12.98%.
Best airlines flying from Seattle to Missouri
Compare and see reviews for airlines that fly from Seattle to Missouri with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $118 | Free Cancellation | Rating 6.0 3,281 reviews | |||
| PriceFrom $138 | Free Cancellation | Rating 8.0 7,916 reviews | |||
| PriceFrom $186 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $198 | Free Cancellation | Rating 6.3 7,926 reviews | |||
| PriceFrom $209 | Free Cancellation | Rating 8.0 9,887 reviews | |||
| PriceFrom $216 | Free Cancellation | Rating 7.4 8,667 reviews | |||
| PriceFrom $216 | Free Cancellation | Rating 8.0 4,280 reviews | |||
| PriceFrom $217 | Free Cancellation | Rating 7.9 2,380 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seattle to Missouri?
It is quick and easy to find Seattle to Missouri flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Missouri that suits you.
Can I find flights from Seattle to Missouri with flexible booking policies on momondo?
All flight searches from Seattle to Missouri on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Seattle to Missouri?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Missouri from Seattle.
I’m not ready to book a flight from Seattle to Missouri right now. Can momondo alert me if prices change?
Price alerts on flights to Missouri from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.