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Cheap flights from the United States to Missouri from $48

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Missouri departing on 10/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United States to Missouri

Recent round-trip flight deals from the United States to Missouri

Enter your travel dates to find the best prices.
Frontier Logo
2:35 pm - 4:31 pmDFW  Dallas/Fort Worth-STL Lambert-St Louis
1h 56mnonstop
Frontier Logo
10:20 am - 12:16 pmSTL  Lambert-St Louis-DFW Dallas/Fort Worth
1h 56mnonstop
$122Frontier
Thu, Sep 3 - Thu, Sep 10
Frontier Logo
7:40 am - 9:35 amDFW  Dallas/Fort Worth-STL Lambert-St Louis
1h 55mnonstop
Frontier Logo
10:20 am - 12:16 pmSTL  Lambert-St Louis-DFW Dallas/Fort Worth
1h 56mnonstop
$124Frontier
Thu, Sep 17 - Thu, Sep 24
American Airlines Logo
2:25 pm - 4:14 pmDFW  Dallas/Fort Worth-STL Lambert-St Louis
1h 49mnonstop
American Airlines Logo
6:45 pm - 8:44 pmSTL  Lambert-St Louis-DFW Dallas/Fort Worth
1h 59mnonstop
$197American Airlines
Sat, Sep 5 - Sun, Sep 6
American Airlines Logo
10:20 am - 12:15 pmDFW  Dallas/Fort Worth-STL Lambert-St Louis
1h 55mnonstop
American Airlines Logo
7:00 am - 9:00 amSTL  Lambert-St Louis-DFW Dallas/Fort Worth
2h 00mnonstop
$205American Airlines
Wed, Sep 9 - Fri, Sep 11
United Airlines Logo
6:45 am - 12:03 pmDFW  Dallas/Fort Worth-STL Lambert-St Louis
5h 18m1 stop Chicago O'Hare Intl
United Airlines Logo
11:15 am - 4:05 pmSTL  Lambert-St Louis-DFW Dallas/Fort Worth
4h 50m1 stop Houston George Bush Intcntl
$217United Airlines
Sat, Sep 5 - Sun, Sep 6
Delta Logo
5:00 pm - 11:31 pmDFW  Dallas/Fort Worth-STL Lambert-St Louis
6h 31m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:20 am - 1:31 pmSTL  Lambert-St Louis-DFW Dallas/Fort Worth
7h 11m1 stop Minneapolis St Paul
$217Delta
Sat, Sep 5 - Sun, Sep 6
Multiple Airlines Logo
7:48 pm - 1:10 pmDFW  Dallas/Fort Worth-STL Lambert-St Louis
17h 22m1 stop Atlanta Hartsfield-Jackson
Multiple Airlines Logo
2:00 pm - 9:21 pmSTL  Lambert-St Louis-DFW Dallas/Fort Worth
7h 21m2 stops Jonesboro Nashville Intl
$231Multiple Airlines
Thu, Sep 10 - Sun, Sep 13
United Airlines Logo
10:30 am - 12:20 pmORD  Chicago O'Hare Intl-MCI Kansas City
1h 50mnonstop
United Airlines Logo
11:22 am - 1:15 pmMCI  Kansas City-ORD Chicago O'Hare Intl
1h 53mnonstop
$236United Airlines
Sat, Sep 5 - Sat, Sep 12
Multiple Airlines Logo
9:16 pm - 1:22 pmIAD  Washington, D.C. Dulles Intl-MCI Kansas City
17h 06m2 stops Atlanta Hartsfield-Jackson Denver Intl
Multiple Airlines Logo
9:16 am - 8:21 pmMCI  Kansas City-IAD Washington, D.C. Dulles Intl
10h 05m1 stop Fort Lauderdale
$279Multiple Airlines
Fri, Oct 23 - Mon, Oct 26
Delta Logo
6:00 am - 10:15 amIAD  Washington, D.C. Dulles Intl-MCI Kansas City
5h 15m1 stop Atlanta Hartsfield-Jackson
Delta Logo
2:00 pm - 8:05 pmMCI  Kansas City-IAD Washington, D.C. Dulles Intl
5h 05m1 stop Atlanta Hartsfield-Jackson
$281Delta
Sat, Sep 5 - Sun, Sep 6

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Frontier flights from United States to Missouri

Our best Frontier deals on United States to Missouri flight tickets
Frontier
Sep 3
DFW2:35 pmDallas/Fort Worth
1h 56m
STL4:31 pmLambert-St Louis
Sep 10
STL10:20 amLambert-St Louis
1h 56m
DFW12:16 pmDallas/Fort Worth
$122
Frontier
Sep 1
DFW2:35 pmDallas/Fort Worth
1h 56m
STL4:31 pmLambert-St Louis
Sep 8
STL5:27 pmLambert-St Louis
2h 02m
DFW7:29 pmDallas/Fort Worth
$124
Frontier
Sep 24
DFW7:40 amDallas/Fort Worth
1h 55m
STL9:35 amLambert-St Louis
Sep 28
STL2:29 pmLambert-St Louis
21h 43m
1 stop
DFW12:12 pmDallas/Fort Worth
$127

American Airlines flights from United States to Missouri

Our best American Airlines deals on United States to Missouri flight tickets
American Airlines
Sep 19
ORD11:58 amChicago O'Hare Intl
1h 44m
MCI1:42 pmKansas City
Sep 26
MCI4:00 pmKansas City
2h 00m
ORD6:00 pmChicago O'Hare Intl
$257
American Airlines
Sep 6
JFK8:27 amNew York John F Kennedy Intl
5h 27m
1 stop
STL12:54 pmLambert-St Louis
Sep 11
STL11:01 amLambert-St Louis
7h 28m
1 stop
JFK7:29 pmNew York John F Kennedy Intl
$313
American Airlines
Sep 3
JFK6:30 amNew York John F Kennedy Intl
4h 44m
1 stop
STL10:14 amLambert-St Louis
Sep 6
STL9:32 amLambert-St Louis
9h 29m
1 stop
JFK8:01 pmNew York John F Kennedy Intl
$347

momondo Fare Finder

 
Customize your flight search to find flights from United States to Missouri 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, momondo users made 832,500 searches. Data last updated August 9, 2026.
Use the filters below to find and compare flights from the United States to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DallasSt. Louis

DFW Dallas/Fort Worth - STL Lambert-St Louis

DFWSTL

Dallas/Fort Worth

Thu 9/3

2:35 pm-4:31 pm

Nonstop1h 56m

Lambert-St Louis

Thu 9/10

10:20 am-12:16 pm

Nonstop1h 56m

$122

DallasSt. Louis

DFW Dallas/Fort Worth - STL Lambert-St Louis

DFWSTL

Dallas/Fort Worth

Thu 9/17

7:40 am-9:35 am

Nonstop1h 55m

Lambert-St Louis

Thu 9/24

10:20 am-12:16 pm

Nonstop1h 56m

$124

DallasSt. Louis

DFW Dallas/Fort Worth - STL Lambert-St Louis

DFWSTL

Dallas/Fort Worth

Sat 9/5

2:25 pm-4:14 pm

Nonstop1h 49m

Lambert-St Louis

Sun 9/6

6:45 pm-8:44 pm

Nonstop1h 59m

$197

DallasSt. Louis

DFW Dallas/Fort Worth - STL Lambert-St Louis

DFWSTL

Dallas/Fort Worth

Wed 9/9

10:20 am-12:15 pm

Nonstop1h 55m

Lambert-St Louis

Fri 9/11

7:00 am-9:00 am

Nonstop2h 00m

$205

DallasSt. Louis

DFW Dallas/Fort Worth - STL Lambert-St Louis

DFWSTL

Dallas/Fort Worth

Sat 9/5

6:45 am-12:03 pm

1 stop5h 18m

Lambert-St Louis

Sun 9/6

11:15 am-4:05 pm

1 stop4h 50m

$217

DallasSt. Louis

DFW Dallas/Fort Worth - STL Lambert-St Louis

DFWSTL

Dallas/Fort Worth

Sat 9/5

5:00 pm-11:31 pm

1 stop6h 31m

Lambert-St Louis

Sun 9/6

6:20 am-1:31 pm

1 stop7h 11m

$217

DallasSt. Louis

DFW Dallas/Fort Worth - STL Lambert-St Louis

DFWSTL

Dallas/Fort Worth

Thu 9/10

7:48 pm-1:10 pm

1 stop17h 22m

Lambert-St Louis

Sun 9/13

2:00 pm-9:21 pm

2 stops7h 21m

$231
Quickest round-trip

ChicagoKansas City

ORD Chicago O'Hare Intl - MCI Kansas City

ORDMCI

Chicago O'Hare Intl

Sat 9/5

10:30 am-12:20 pm

Nonstop1h 50m

Kansas City

Sat 9/12

11:22 am-1:15 pm

Nonstop1h 53m

$236

Washington, D.C.Kansas City

IAD Washington, D.C. Dulles Intl - MCI Kansas City

IADMCI

Washington, D.C. Dulles Intl

Fri 10/23

9:16 pm-1:22 pm

2 stops17h 06m

Kansas City

Mon 10/26

9:16 am-8:21 pm

1 stop10h 05m

$279

Washington, D.C.Kansas City

IAD Washington, D.C. Dulles Intl - MCI Kansas City

IADMCI

Washington, D.C. Dulles Intl

Sat 9/5

6:00 am-10:15 am

1 stop5h 15m

Kansas City

Sun 9/6

2:00 pm-8:05 pm

1 stop5h 05m

$281

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Missouri from

How to get the cheapest flight ticket from United States 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, October is the cheapest month to fly from United States to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $347. If you aren’t able to travel to Missouri during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $359.

What is the cheapest day to depart on your flight to Missouri?

The cheapest day to depart from United States to Missouri is on a Thursday when prices can be found for as low as $418. Flights from United States to Missouri on a Monday will generally be more expensive and average around $566. 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 United States to Missouri in the evening for as low as $331. 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 at noon, with an average ticket price of $572. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest United States to Missouri flight route?

Fly from Atlanta Hartsfield-Jackson to Lambert-St Louis for the best United States - Missouri flight prices

What cabin class options are available on United States to Missouri flights?

There are 4 cabin classes available to choose from on United States to Missouri flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on United States to Missouri flights?

No. A direct flight is the cheapest option for a flight between United States to Missouri.

Cheap United States to Missouri flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Missouri

Best Price Found

$56

Fastest flight time

1h 00m

Direct flights

Every day

Airports in Missouri

55 airports
The best one-way flight to Missouri from United States in the past 72 hours is $56. The best round-trip flight deal from United States to Missouri found on momondo in the last 72 hours is $61.
The fastest flight from United States to Missouri takes 1h 00m
Direct flights go from United States to Missouri every day.
There are 55 airports in Missouri. From United States there are direct flights to Kansas City (MCI), Lambert-St Louis (STL).
Search flight deals

Frequently asked questions about flying from the United States to Missouri

  • When did momondo last update prices for flights from United States to Missouri?

    Prices for flights from United States to Missouri are refreshed on a daily basis.

  • How many operators does momondo search for flights from United States to Missouri?

  • How old do you have to be to fly from United States 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 United States to Missouri.

  • What documentation or ID do you need to fly to Missouri?

    The travel and health documents required for your trip to Missouri can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Missouri. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from United States to Missouri?

Best airlines flying from United States to Missouri

Compare and see reviews for airlines that fly from United States to Missouri with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $53Free CancellationRating
5.6
2,718 reviews
Search Frontier flights
DeltaPriceFrom $117Free CancellationRating
7.8
8,497 reviews
Search Delta flights
ContourPriceFrom $124Free CancellationRating
7.7
42 reviews
Search Contour flights
Allegiant AirPriceFrom $141Free CancellationRating
7.3
679 reviews
Search Allegiant Air flights
SouthwestPriceFrom $147Free CancellationRating
8.0
4,216 reviews
Search Southwest flights
United AirlinesPriceFrom $166Free CancellationRating
7.4
10,089 reviews
Search United Airlines flights
American AirlinesPriceFrom $169Free CancellationRating
7.1
11,893 reviews
Search American Airlines flights
JetBluePriceFrom $226Free CancellationRating
7.1
3,031 reviews
Search JetBlue flights
Alaska AirlinesPriceFrom $257Free CancellationRating
7.9
12,788 reviews
Search Alaska Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from United States to Missouri?

It is quick and easy to find United States 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 United States to Missouri with flexible booking policies on momondo?

Flights from United States to Missouri with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from United States 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 United States.

I’m not ready to book a flight from United States to Missouri right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of United States to Missouri flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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