HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Baltimore

$80+ Cheap flights from Missouri to Baltimore (BWI)

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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
STL — BWI
Mar 31 — Apr 71
Mon 3/31
Mon 4/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Missouri to Baltimore with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Missouri to Baltimore

Keep the following information in mind while searching for Missouri to Baltimore flight deals. Data was last updated March 26, 2025.

Round-trip from

$177
(Southwest)

One-way from

$80
(Cheapflightsfares)
From Missouri to Baltimore/Washington
Search Deals
One-way flight from Missouri to Baltimore/Washington
Search Deals

Find flight deals from Missouri to Baltimore

Cheapest flights from Missouri to Baltimore
Explore the most affordable flight options available from Missouri to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2025.

This Southwest deal was found by Cheapflights users on 3/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/19:10 pmSTL - BWI
Nonstop2h 00mSouthwest
Mon 5/512:40 pmBWI - STL
Nonstop2h 15mSouthwest
Deal found 3/24$177
This Mytrip deal was found by Cheapflights users on 3/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/156:10 pmSTL - BWI
1 stop15h 27mSpirit Airlines
Wed 4/169:32 pmBWI - STL
1 stop20h 43mSpirit Airlines
Deal found 3/25$184
This Mytrip deal was found by Cheapflights users on 3/25. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1610:51 amMCI - BWI
1 stop4h 02mSpirit Airlines
Mon 5/198:21 pmBWI - MCI
1 stop18h 29mSpirit Airlines
Deal found 3/25$197
This American Airlines deal was found by Cheapflights users on 3/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:38 pmSGF - BWI
1 stop4h 36mAmerican Airlines
Tue 9/236:09 amBWI - SGF
1 stop6h 19mAmerican Airlines
Deal found 3/25$199
This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/185:37 pmSTL - BWI
1 stop4h 45mDelta
Mon 4/216:50 pmBWI - STL
1 stop5h 46mDelta
Deal found 3/25$217
This Booking.com deal was found by Cheapflights users on 3/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/246:10 pmSTL - BWI
1 stop5h 46mMultiple Airlines
Sun 4/275:08 pmBWI - STL
1 stop7h 56mMultiple Airlines
Deal found 3/25$225
This CheapOair deal was found by Cheapflights users on 3/25. 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 4/1712:19 pmMCI - BWI
1 stop22h 08mFrontier
Mon 4/2112:17 pmBWI - MCI
1 stop8h 20mFrontier
Deal found 3/25$240
This Booking.com deal was found by Cheapflights users on 3/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/18:41 pmMCI - BWI
1 stop19h 41mMultiple Airlines
Sat 5/35:45 amBWI - MCI
1 stop10h 41mMultiple Airlines
Deal found 3/25$244
This Booking.com deal was found by Cheapflights users on 3/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/44:57 pmSTL - BWI
1 stop13h 28mFrontier
Sun 4/69:56 pmBWI - STL
1 stop26h 50mFrontier
Deal found 3/26$248
This American Airlines deal was found by Cheapflights users on 3/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/2612:50 pmSTL - BWI
1 stop7h 01mAmerican Airlines
Mon 6/307:49 pmBWI - STL
1 stop5h 07mAmerican Airlines
Deal found 3/25$253
This United Airlines deal was found by Cheapflights users on 3/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/93:01 pmSGF - BWI
1 stop6h 52mUnited Airlines
Sun 5/116:00 amBWI - SGF
1 stop9h 05mUnited Airlines
Deal found 3/24$259
This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/173:45 pmSGF - BWI
1 stop4h 51mDelta
Mon 5/1911:55 amBWI - SGF
1 stop7h 21mDelta
Deal found 3/25$274

Cheapflights Fare Finder

Customize your flight search to find flights from Missouri to Baltimore 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 March 26, 2025.
Use the filters below to find and compare flights from Missouri to Baltimore that are best for you.

Fly from

Missouri

Fly to

Baltimore

Route

Depart

Return

Price

St. LouisBaltimore

STL - BWI

STLBWI

Lambert-St Louis

Thu 5/1

9:10 pm-12:10 am

Nonstop2h 00m

Baltimore/Washington

Mon 5/5

12:40 pm-1:55 pm

Nonstop2h 15m

$177

St. LouisBaltimore

STL - BWI

STLBWI

Lambert-St Louis

Tue 4/15

6:10 pm-10:37 am

1 stop15h 27m

Baltimore/Washington

Wed 4/16

9:32 pm-5:15 pm

1 stop20h 43m

$184

Kansas CityBaltimore

MCI - BWI

MCIBWI

Kansas City

Fri 5/16

10:51 am-3:53 pm

1 stop4h 02m

Baltimore/Washington

Mon 5/19

8:21 pm-1:50 pm

1 stop18h 29m

$197

SpringfieldBaltimore

SGF - BWI

SGFBWI

Springfield-Branson

Tue 9/16

6:38 pm-12:14 am

1 stop4h 36m

Baltimore/Washington

Tue 9/23

6:09 am-11:28 am

1 stop6h 19m

$199

St. LouisBaltimore

STL - BWI

STLBWI

Lambert-St Louis

Fri 4/18

5:37 pm-11:22 pm

1 stop4h 45m

Baltimore/Washington

Mon 4/21

6:50 pm-11:36 pm

1 stop5h 46m

$217

St. LouisBaltimore

STL - BWI

STLBWI

Lambert-St Louis

Thu 4/24

6:10 pm-12:56 am

1 stop5h 46m

Baltimore/Washington

Sun 4/27

5:08 pm-12:04 am

1 stop7h 56m

$225

Kansas CityBaltimore

MCI - BWI

MCIBWI

Kansas City

Thu 4/17

12:19 pm-11:27 am

1 stop22h 08m

Baltimore/Washington

Mon 4/21

12:17 pm-7:37 pm

1 stop8h 20m

$240

Kansas CityBaltimore

MCI - BWI

MCIBWI

Kansas City

Thu 5/1

8:41 pm-5:22 pm

1 stop19h 41m

Baltimore/Washington

Sat 5/3

5:45 am-3:26 pm

1 stop10h 41m

$244

St. LouisBaltimore

STL - BWI

STLBWI

Lambert-St Louis

Thu 6/26

12:50 pm-8:51 pm

1 stop7h 01m

Baltimore/Washington

Mon 6/30

7:49 pm-11:56 pm

1 stop5h 07m

$253

St. LouisBaltimore

STL - BWI

STLBWI

Lambert-St Louis

Wed 4/9

4:57 pm-8:56 pm

1 stop26h 59m

Baltimore/Washington

Sun 4/13

9:56 pm-11:46 pm

1 stop26h 50m

$258

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 44 results
1
2
3
...
5

Best time to book a flight from Missouri to Baltimore

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

Cheapflights Insights

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

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

Currently, August is the cheapest month in which you can book a flight from Missouri to Baltimore (average of $241). Flying from Missouri to Baltimore in March is currently the most expensive (average of $290). 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 MO to BWI?

Find hourly flight availability from Missouri to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 26, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Baltimore as you normally would.

Rainfall in Baltimore by month

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

In terms of precipitation, rainfall in Baltimore ranges from 2.9 - 4.1 inches per month. July is typically the wettest month, when rainfall can reach 4.1 in. February is typically the driest time to visit Baltimore when rainfall is around 2.9 in.

Temperature in Baltimore by month

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

If weather is an important factor for your trip to Baltimore, 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 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated March 26, 2025.
See what other customers who have flown with Southwest, Alaska Airlines and Delta from Missouri to Baltimore have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,789 reviews
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,891 reviews
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,608 reviews
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,273 reviews

Overall

8.1

Boarding

8.2

Comfort

8.1

Entertainment

7.6

Food

7.1

Crew

8.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Baltimore. 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 into for flights to Baltimore from Missouri?

    Baltimore/Washington (BWI), located 8.5 mi from the city center, is the airport you fly into when you book flights from Missouri to Baltimore.

  • How popular is this Missouri to Baltimore flight route?

    Within the past month, 9 users have taken a look at flights from Missouri to Baltimore/Washington.

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

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $80. Southwest flights start at $89 while deals on Delta start at $99 one-way.

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

    When deciding which route to take from Missouri to Baltimore consider Kansas City - Baltimore/Washington, Lambert-St Louis - Baltimore/Washington or Springfield-Branson - Baltimore/Washington as they are the most popular.

  • What are the cheapest flights from Missouri to Baltimore?

    The cheapest flight price from Missouri to Baltimore is $88. On average you can expect to pay $292. The most popular route, (Kansas City - Baltimore/Washington), can usually be booked for $206.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Missouri to Baltimore (average of $241). Flying from Missouri to Baltimore in March is currently the most expensive (average of $290). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Missouri to Baltimore

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Dulles Intl flights
Los Angeles to Reagan-National flights
Boston to Dulles Intl flights
Boston to Reagan-National flights
Dallas/Fort Worth to Reagan-National flights
Boston to Baltimore flights
San Francisco to Dulles Intl flights
Dallas/Fort Worth to Baltimore flights
Los Angeles to Dulles Intl flights
O'Hare Intl to Baltimore flights
O'Hare Intl to Dulles Intl flights
O'Hare Intl to Reagan-National flights
Hobby to Baltimore flights
San Francisco to Reagan-National flights
Seattle to Reagan-National flights
Hobby to Dulles Intl flights
O'Hare Intl to Philadelphia flights
Seattle to Dulles Intl flights
Los Angeles to Baltimore flights
Denver to Dulles Intl flights
Tampa to Dulles Intl flights
San Francisco to Baltimore flights
Los Angeles to Philadelphia flights
Hobby to Reagan-National flights
Denver to Reagan-National flights
George Bush Intcntl to Dulles Intl flights
Atlanta to Dulles Intl flights
Seattle to Philadelphia flights
San Francisco to Philadelphia flights
John F Kennedy Intl to Dulles Intl flights
Boston to Philadelphia flights
Dallas/Fort Worth to Philadelphia flights
Seattle to Baltimore flights
Orlando to Dulles Intl flights
Detroit to Baltimore flights
George Bush Intcntl to Baltimore flights
LaGuardia to Reagan-National flights
Atlanta to Reagan-National flights
Miami to Dulles Intl flights
John F Kennedy Intl to Reagan-National flights
Midway to Dulles Intl flights
Denver to Baltimore flights
Minneapolis to Reagan-National flights
Minneapolis to Dulles Intl flights
George Bush Intcntl to Reagan-National flights
Fort Lauderdale to Dulles Intl flights
Fort Lauderdale to Baltimore flights
Atlanta to Baltimore flights
Atlanta to Philadelphia flights
Austin to Dulles Intl flights

Top 6 airlines flying from Missouri to Baltimore

Discover the top 6 airlines that operate flights from Missouri to Baltimore. 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 March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$98Average$163FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$138Average$286FlexibilityNo cancel feeOn-time65%
DeltaCheapest$186Average$374FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$197Average$393FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$200Average$439FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$222Average$387FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.