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$54+ Cheap flights from Baltimore (BWI) 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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — STL
Nov 12 — Nov 191
Wed 11/12
Wed 11/19
1 adult, Economy
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Cheap flight deals from Baltimore to Missouri

Keep the following information in mind while searching for Baltimore to Missouri flight deals. Data was last updated October 13, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$144
(CheapOair)

One-way from

$54
(Frontier)

Popular in

October

Cheapest in

August

Average price

$393
Provider with most accurate pricing for Washington, D.C. (WAS)-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Lambert-St Louis flights.
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From Baltimore/Washington to Missouri
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One-way flight from Baltimore/Washington to Missouri
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Highest demand for flights based on searches. 2% potential increase in price ($10 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Baltimore to Missouri

Cheapest flights from Baltimore to Missouri
Explore the most affordable flight options available from Baltimore to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 13, 2025.

This CheapOair deal was found by Cheapflights users on 10/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/139:29 amBWI - STL
1 stop25h 51mFrontier
Wed 11/197:24 pmSTL - BWI
1 stop18h 56mFrontier
Deal found 10/10$144
This CheapOair deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/276:29 pmBWI - STL
1 stop15h 38mFrontier
Fri 10/314:52 pmSTL - BWI
1 stop6h 26mFrontier
Deal found 10/12$165
This Orbitz deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:15 amBWI - STL
1 stop4h 57mMultiple Airlines
Thu 11/2010:53 amSTL - BWI
1 stop11h 24mMultiple Airlines
Deal found 10/11$167
This Frontier deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:05 amBWI - MCI
1 stop5h 37mFrontier
Thu 10/3011:29 amMCI - BWI
1 stop11h 38mFrontier
Deal found 10/12$177
This CheapOair deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/149:11 pmBWI - STL
1 stop19h 27mFrontier
Sun 11/162:12 pmSTL - BWI
1 stop17h 22mFrontier
Deal found 10/12$180
This Frontier deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:15 amBWI - STL
1 stop4h 57mFrontier
Fri 11/74:56 pmSTL - BWI
1 stop6h 17mFrontier
Deal found 10/12$182
This Kiwi.com deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:00 amBWI - STL
1 stop25h 12mFrontier
Wed 11/127:45 pmSTL - BWI
2 stops17h 30mFrontier
Deal found 10/11$184
This Orbitz deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/105:50 amBWI - MCI
1 stop5h 27mMultiple Airlines
Fri 11/146:00 amMCI - BWI
1 stop10h 19mMultiple Airlines
Deal found 10/12$194
This Cheapflightsfares deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/75:10 amBWI - STL
1 stop6h 51mSpirit Airlines
Thu 12/1112:20 pmSTL - BWI
1 stop10h 34mSpirit Airlines
Deal found 10/11$194
This CheapOair deal was found by Cheapflights users on 10/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:05 amBWI - STL
1 stop5h 32mFrontier
Sat 10/257:52 pmSTL - BWI
1 stop20h 52mFrontier
Deal found 10/12$197
This Kiwi.com deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/134:15 pmBWI - STL
2 stops17h 52mFrontier
Sun 11/1611:17 amSTL - BWI
1 stop27h 18mFrontier
Deal found 10/11$198
This Kiwi.com deal was found by Cheapflights users on 10/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/52:00 pmBWI - STL
1 stop21h 12mMultiple Airlines
Fri 11/74:56 pmSTL - BWI
1 stop6h 17mMultiple Airlines
Deal found 10/11$199

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore 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, Cheapflights users made 2,558,603 searches. Data last updated October 13, 2025.
Use the filters below to find and compare flights from Baltimore to Missouri that are best for you.

Fly from

Baltimore

Fly to

Missouri

Route

Depart

Return

Price

BaltimoreSt. Louis

BWI - STL

BWISTL

Baltimore/Washington

Fri 11/14

5:50 am-4:01 pm

1 stop11h 11m

Lambert-St Louis

Mon 11/17

2:12 pm-10:20 am

1 stop19h 08m

$144

BaltimoreKansas City

BWI - MCI

BWIMCI

Baltimore/Washington

Fri 12/5

5:10 am-11:08 am

1 stop6h 58m

Kansas City

Mon 12/8

12:13 pm-11:54 pm

1 stop10h 41m

$194

BaltimoreSt. Louis

BWI - STL

BWISTL

Baltimore/Washington

Sat 11/8

9:00 am-12:35 pm

1 stop4h 35m

Lambert-St Louis

Tue 11/11

6:09 pm-11:00 pm

1 stop3h 51m

$219

BaltimoreSt. Louis

BWI - STL

BWISTL

Baltimore/Washington

Tue 2/24

6:00 am-11:50 am

1 stop6h 50m

Lambert-St Louis

Sun 3/1

6:00 am-11:07 am

1 stop4h 07m

$219

BaltimoreSt. Louis

BWI - STL

BWISTL

Baltimore/Washington

Mon 12/15

10:28 am-4:06 pm

1 stop6h 38m

Lambert-St Louis

Mon 12/22

5:59 pm-11:31 pm

1 stop4h 32m

$219

BaltimoreSt. Louis

BWI - STL

BWISTL

Baltimore/Washington

Fri 11/14

7:00 am-10:43 am

1 stop4h 43m

Lambert-St Louis

Tue 11/18

6:00 am-11:11 am

1 stop4h 11m

$219

BaltimoreSt. Louis

BWI - STL

BWISTL

Baltimore/Washington

Tue 12/16

12:19 pm-4:06 pm

1 stop4h 47m

Lambert-St Louis

Mon 12/22

7:02 pm-12:43 am

1 stop4h 41m

$219

BaltimoreSt. Louis

BWI - STL

BWISTL

Baltimore/Washington

Thu 11/6

6:00 am-10:26 am

1 stop5h 26m

Lambert-St Louis

Sun 11/9

6:00 am-12:46 pm

1 stop5h 46m

$219

BaltimoreSt. Louis

BWI - STL

BWISTL

Baltimore/Washington

Thu 11/6

7:05 am-10:26 am

1 stop4h 21m

Lambert-St Louis

Mon 11/10

7:02 pm-12:26 am

1 stop4h 24m

$219

BaltimoreKansas City

BWI - MCI

BWIMCI

Baltimore/Washington

Thu 12/4

7:00 pm-10:43 am

1 stop16h 43m

Kansas City

Sun 12/7

4:35 pm-2:06 pm

2 stops20h 31m

$246

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 57 results
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Best time to book a flight from Baltimore to Missouri

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

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

Currently, November is the cheapest month in which you can book a flight from Baltimore to Missouri (average of $94). Flying from Baltimore to Missouri in January is currently the most expensive (average of $199). 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 BWI to MO?

Find hourly flight availability from Baltimore 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 October 13, 2025.

One of the essential ways to save on airfare from Baltimore to Missouri is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 26% on airfare.

What is the cheapest day to fly from Baltimore to Missouri?

Use this chart to determine the cheapest time to fly round-trip from Baltimore to Missouri. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Baltimore to Missouri flight should consider departing on Saturday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated October 13, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Baltimore to Missouri by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,235 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,235 reviews
Southwest
8.0
Very good
4,235 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,973 reviews
Southwest
8.0
Very good
4,235 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,974 reviews
Southwest
8.0
Very good
4,235 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,045 reviews
Southwest
8.0
Very good
4,235 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,136 reviews
Southwest
8.0
Very good
4,235 reviews

Entertainment

7.5

Crew

8.6

Overall

8.0

Comfort

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

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

  • What airport do you fly from for flights from Baltimore to Missouri?

    Located just 8.5 mi from the city center, Baltimore/Washington (BWI) is the airport most travelers will use when flying to Missouri from Baltimore.

  • How popular is this Baltimore to Missouri flight route?

    Flights from Baltimore/Washington to Missouri have been viewed 17 times in the past calendar month.

  • How long is the flight from Baltimore to Missouri?

    For as low as $219, Frontier can have you in Missouri from Baltimore in 4h 35m. The distance from Baltimore to Missouri is about 736 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Baltimore to Missouri one-way?

    One-way options have recently been found by users for as low as $54 on Frontier. Other airlines that offer cheap prices include Spirit Airlines from $95 and Southwest from $105 one-way.

  • What are the most popular routes from Baltimore to Missouri?

    The most popular flight routes from Baltimore to Missouri are Baltimore/Washington - Kansas City, Baltimore/Washington - Lambert-St Louis and Baltimore/Washington - Springfield-Branson.

  • What are the cheapest flights from Baltimore to Missouri?

    On average you can expect to pay $343 for a flight from Baltimore to Missouri. The cheapest flight overall is $135 while the most popular route, (Baltimore/Washington - Kansas City) is currently priced at $168.

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

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

  • How can I find direct flights from Baltimore to Missouri?

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

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

    Yes. Cheapflights offers flight deals from Baltimore 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 Baltimore to Missouri?

    Currently, November is the cheapest month in which you can book a flight from Baltimore to Missouri (average of $94). Flying from Baltimore to Missouri in January is currently the most expensive (average of $199). 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

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Alternative routes for Baltimore to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Baltimore to Missouri

Discover the top 6 airlines that operate flights from Baltimore to Missouri. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$112Average$180FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$123Average$253FlexibilityNo cancel feeOn-time65%
DeltaCheapest$141Average$296FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$178Average$342FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$199Average$391FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$230Average$422FlexibilityNo cancel feeOn-time69%

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