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Missouri

$28+ Cheap flights from 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SEA
May 15 — May 221
Fri 5/15
Fri 5/22
1 adult, Economy
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Find flights from Missouri within your budget

 
Find flights departing from Missouri that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on April 15, 2026. In the last 7 days, Cheapflights users made a total of 2,558,603 searches

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Thu 5/7

8:08 pm-9:41 pm

Nonstop2h 33m

Denver Intl

Sun 5/10

4:15 pm-7:23 pm

Nonstop2h 08m

$108

Kansas CityLas Vegas

MCI - LAS

MCILAS

Kansas City

Sat 5/9

2:34 pm-11:29 pm

1 stop10h 55m

Las Vegas Harry Reid Intl

Sat 5/16

8:59 pm-1:49 pm

1 stop14h 50m

$176

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Mon 7/6

8:08 pm-9:44 pm

Nonstop2h 36m

Denver Intl

Sat 7/11

5:05 am-2:48 pm

1 stop8h 43m

$213

St. LouisDenver

STL - DEN

STLDEN

Lambert-St Louis

Wed 5/13

1:25 pm-5:20 pm

1 stop4h 55m

Denver Intl

Wed 5/20

5:55 am-9:00 am

Nonstop2h 05m

$221

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

Thu 5/7

6:19 am-12:12 pm

1 stop6h 53m

Denver Intl

Sat 5/9

4:10 pm-11:16 pm

1 stop6h 06m

$229

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

Sat 5/16

6:19 am-12:12 pm

1 stop6h 53m

Denver Intl

Sun 5/17

6:00 am-11:35 am

1 stop4h 35m

$237

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

Tue 6/30

6:20 am-12:10 pm

1 stop6h 50m

Denver Intl

Sat 7/4

6:00 am-11:49 am

1 stop4h 49m

$249

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

Tue 6/30

7:25 pm-12:05 am

1 stop5h 40m

Denver Intl

Mon 7/6

5:30 pm-11:55 pm

1 stop5h 25m

$259

St. LouisSeattle

STL - SEA

STLSEA

Lambert-St Louis

Wed 5/13

5:30 am-6:00 pm

2 stops14h 30m

Seattle/Tacoma Intl

Sun 5/17

8:50 pm-10:05 am

1 stop11h 15m

$265

Kansas CityDenver

MCI - DEN

MCIDEN

Kansas City

Fri 5/1

6:20 am-10:50 am

1 stop5h 30m

Denver Intl

Thu 5/7

6:35 am-1:25 pm

1 stop5h 50m

$266

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Missouri

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

Travel insights for flights from Missouri

Get recent, data-driven insights about flights from Missouri including ideal travel times, pricing trends, and more.

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

Currently, March is the cheapest month in which you can book a flight from Missouri (average of $107). Flying from Missouri in August will prove the most costly (average of $212). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from Missouri?

Use this chart to determine the cheapest time to fly round-trip from Missouri to Seattle. Price data was last updated on April 11, 2026.

Those who are seeking the cheapest fare on flights departing from Missouri would be wise to consider leaving during Saturday evenings when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Monday at noon when fares are usually the most expensive.

Which airlines fly from Missouri?

For flights departing from Missouri check dates and pricing for the following: British Airways. This airline departs to the following popular destinations: Seattle.

American Airlines
American Airlines
From $97
Southwest
Southwest
From $77
United Airlines
United Airlines
From $113
Delta
Delta
From $69

What is the cheapest place to fly to from Missouri?

The cheapest city to fly to from Missouri is Tampa, with prices starting at $44. Explore other affordable destinations below.

Tampa
Tampa
From $44
Fort Lauderdale
Fort Lauderdale
From $52
Punta Gorda
Punta Gorda
From $55
Chicago
Chicago
From $59

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.

Popular international destinations from Missouri

The most popular international flight routes departing from Missouri we’ve come across at this time.
Flights from St. Louis to Cancún
Flights from St. Louis to Punta Cana
Flights from Kansas City to Cancún
Flights from St. Louis to Montego Bay

Related info for your journey

Access useful and relevant information related to your journey from Missouri. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated April 15, 2026.

  • What is the cheapest month to fly from Missouri?

    March is currently the cheapest month to fly from Missouri. At this moment in time August is the most expensive month. These prices are determined by multiple factors and booking in advance can help keep costs down if your schedule is not as flexible.

  • Where are the cheapest places to fly to from Missouri?

    Check out the cheapest flights from Missouri to embark to:
    Fly from St. Louis to Orlando from $80 round trip
    Fly from St. Louis to Chicago from $97 round trip
    Fly from St. Louis to Minneapolis from $97 round trip
    Fly from St. Louis to Nashville from $97 round trip
    Fly from St. Louis to Atlanta from $115 round trip

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