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$115+ Cheap flights from Dulles Intl (IAD) 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 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — STL
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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Cheap flight deals from Dulles Intl to Missouri

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Missouri (USMO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Find flight deals from Dulles Intl to Missouri

Cheapest flights from Dulles Intl to Missouri
Explore the most affordable flight options available from Dulles Intl to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This CheapOair deal was found by Cheapflights users on 11/20. 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 12/67:19 pmIAD - STL
1 stop28h 27mFrontier
Sun 12/85:02 pmSTL - IAD
1 stop22h 54mFrontier
Deal found 11/20$228
This Delta deal was found by Cheapflights users on 11/19. 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.
Tue 12/106:00 amIAD - STL
1 stop4h 22mDelta
Wed 12/116:00 amSTL - IAD
1 stop4h 50mDelta
Deal found 11/19$248
This United Airlines deal was found by Cheapflights users on 11/19. 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.
Tue 12/108:20 amIAD - STL
1 stop7h 05mUnited Airlines
Thu 12/198:25 amSTL - IAD
Nonstop2h 18mUnited Airlines
Deal found 11/19$252
This American Airlines deal was found by Cheapflights users on 11/20. 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 12/175:00 amIAD - MCI
1 stop19h 03mAmerican Airlines
Wed 12/186:33 pmMCI - IAD
1 stop13h 16mAmerican Airlines
Deal found 11/20$275
This American Airlines deal was found by Cheapflights users on 11/20. 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.
Sat 12/75:00 amIAD - SGF
1 stop7h 03mAmerican Airlines
Thu 12/1211:33 amSGF - IAD
1 stop4h 25mAmerican Airlines
Deal found 11/20$283
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Fri 12/135:00 amIAD - STL
1 stop4h 54mAmerican Airlines
Mon 12/166:02 pmSTL - IAD
1 stop4h 53mAmerican Airlines
Deal found 11/19$296
This Delta deal was found by Cheapflights users on 11/20. 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.
Tue 12/107:45 amIAD - MCI
1 stop7h 36mDelta
Tue 12/176:15 amMCI - IAD
1 stop4h 21mDelta
Deal found 11/20$304
This United Airlines deal was found by Cheapflights users on 11/20. 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.
Tue 12/175:45 pmIAD - MCI
Nonstop2h 57mUnited Airlines
Wed 12/188:05 amMCI - IAD
Nonstop2h 24mUnited Airlines
Deal found 11/20$317
This Southwest deal was found by Cheapflights users on 11/20. 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.
Sun 12/86:45 amIAD - MCI
1 stop7h 45mSouthwest
Sun 12/156:15 amMCI - IAD
1 stop6h 55mSouthwest
Deal found 11/20$413
This Mytrip deal was found by Cheapflights users on 11/20. 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 12/612:45 pmIAD - MCI
3 stops28h 02mMultiple Airlines
Mon 12/99:56 amMCI - IAD
1 stop6h 34mMultiple Airlines
Deal found 11/20$470
This United deal was found by Cheapflights users on 11/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1810:05 pmIAD - SGF
2 stops13h 45mUnited Airlines
Tue 12/246:35 amSGF - IAD
2 stops13h 35mUnited Airlines
Deal found 11/20$542
This United Airlines deal was found by Cheapflights users on 11/19. 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.
Thu 12/510:18 pmIAD - JLN
2 stops25h 56mUnited Airlines
Mon 12/96:18 pmJLN - IAD
1 stop18h 01mUnited Airlines
Deal found 11/19$574

Find flights from Dulles Intl to Missouri within your budget

Customize your flight search to find flights from Dulles Intl 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 2,629,791 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.St. Louis

IAD - STL

IADSTL

Washington, D.C. Dulles Intl

Wed 2/26

6:03 pm-11:43 pm

1 stop6h 40m

Lambert-St Louis

Thu 2/27

5:20 pm-5:13 pm

1 stop22h 53m

$216

Washington, D.C.St. Louis

IAD - STL

IADSTL

Washington, D.C. Dulles Intl

Sat 1/4

6:50 pm-8:23 pm

Nonstop2h 33m

Lambert-St Louis

Sat 1/11

8:15 am-11:33 am

Nonstop2h 18m

$229

Washington, D.C.St. Louis

IAD - STL

IADSTL

Washington, D.C. Dulles Intl

Tue 12/10

6:00 am-9:22 am

1 stop4h 22m

Lambert-St Louis

Wed 12/11

6:00 am-11:50 am

1 stop4h 50m

$248

Washington, D.C.Kansas City

IAD - MCI

IADMCI

Washington, D.C. Dulles Intl

Tue 12/17

5:00 am-11:03 pm

1 stop19h 03m

Kansas City

Wed 12/18

6:33 pm-8:49 am

1 stop13h 16m

$275

Washington, D.C.Springfield

IAD - SGF

IADSGF

Washington, D.C. Dulles Intl

Sat 12/7

5:00 am-11:03 am

1 stop7h 03m

Springfield-Branson

Thu 12/12

11:33 am-4:58 pm

1 stop4h 25m

$283

Washington, D.C.St. Louis

IAD - STL

IADSTL

Washington, D.C. Dulles Intl

Fri 12/13

5:00 am-8:54 am

1 stop4h 54m

Lambert-St Louis

Mon 12/16

6:02 pm-11:55 pm

1 stop4h 53m

$296

Washington, D.C.Springfield

IAD - SGF

IADSGF

Washington, D.C. Dulles Intl

Sun 1/12

5:36 pm-10:14 pm

1 stop5h 38m

Springfield-Branson

Wed 1/15

2:37 pm-9:01 pm

1 stop5h 24m

$304

Washington, D.C.Kansas City

IAD - MCI

IADMCI

Washington, D.C. Dulles Intl

Thu 1/30

6:00 am-9:48 am

1 stop4h 48m

Kansas City

Tue 2/4

6:15 am-11:47 am

1 stop4h 32m

$304

Washington, D.C.Kansas City

IAD - MCI

IADMCI

Washington, D.C. Dulles Intl

Tue 12/17

5:45 pm-7:42 pm

Nonstop2h 57m

Kansas City

Wed 12/18

8:05 am-11:29 am

Nonstop2h 24m

$317

Washington, D.C.Springfield

IAD - SGF

IADSGF

Washington, D.C. Dulles Intl

Sat 4/26

12:35 pm-6:11 pm

1 stop6h 36m

Springfield-Branson

Fri 5/2

6:45 pm-12:09 am

1 stop4h 24m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 37 results
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Best time to book a flight from Dulles Intl to Missouri

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

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

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Missouri?

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Missouri (average of $308). Flying from Washington, D.C. Dulles Intl Airport to Missouri in March is currently the most expensive (average of $357). 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 IAD to MO?

Find hourly flight availability from Dulles Intl 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 November 21, 2024.

When flying from Washington, D.C. Dulles Intl Airport to Missouri, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Missouri

Explore weekly flight availability from Dulles Intl to Missouri. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 21, 2024.

The most flights from IAD to USMO are scheduled on a Monday (8 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Missouri by month

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

In terms of precipitation, rainfall in Missouri ranges from 1.1 - 5.2 inches per month. May is typically the wettest month, when rainfall can reach 5.2 in. January is typically the driest time to visit Missouri when rainfall is around 1.1 in.

Temperature in Missouri by month

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

If weather is an important factor for your trip to Missouri, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

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 November 21, 2024.
Peruse reviews from past customers who have flown with United Airlines, Delta and American Airlines from Washington, D.C. to Missouri to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,015 reviews

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,015 reviews
Southwest
8.1
Very good
5,015 reviews

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,458 reviews
Southwest
8.1
Very good
5,015 reviews

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,758 reviews
Southwest
8.1
Very good
5,015 reviews

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Aeromexico
7.5
Good
2,004 reviews
Southwest
8.1
Very good
5,015 reviews

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,015 reviews

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

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

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Missouri one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $115. Users have also found prices from $122 and $123 on Delta and Frontier, respectively.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Missouri?

    When deciding which route to take from Washington, D.C. Dulles Intl Airport to Missouri consider Washington, D.C. Dulles Intl - Kansas City, Washington, D.C. Dulles Intl - Lambert-St Louis or Washington, D.C. Dulles Intl - Springfield-Branson as they are the most popular.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Missouri?

    No one likes to see their flight delayed. When booking a flight from Washington, D.C. Dulles Intl Airport to Missouri consider choosing GoJet (92%), United Airlines (92%) or Avianca (92%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Missouri?

    Looking at all options, your cheapest flight can be booked for $114. While the most popular route (Washington, D.C. Dulles Intl - Kansas City) can be booked for $304 on average our data indicates $435 when flying from Washington, D.C. Dulles Intl Airport to Missouri.

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

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

  • How can I find direct flights from Dulles Intl to Missouri?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Missouri?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Missouri (average of $308). Flying from Washington, D.C. Dulles Intl Airport to Missouri in March is currently the most expensive (average of $357). 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.

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Alternative routes for Dulles Intl to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
Baltimore to Fort Lauderdale flights
Dulles Intl to Dallas/Fort Worth flights
Reagan-National to Miami flights
Baltimore to Dallas/Fort Worth flights
Reagan-National to Orlando flights
Baltimore to Miami flights
Dulles Intl to Los Angeles flights
Dulles Intl to Las Vegas flights
Reagan-National to Los Angeles flights
Dulles Intl to Orlando flights
Baltimore to Hobby flights
Baltimore to Orlando flights
Baltimore to Las Vegas flights
Dulles Intl to Miami flights
Baltimore to Los Angeles flights
Reagan-National to Dallas/Fort Worth flights
Dulles Intl to Fort Lauderdale flights
Dulles Intl to Atlanta flights
Reagan-National to Hobby flights
Dulles Intl to Seattle flights
Dulles Intl to New Orleans flights
Reagan-National to Las Vegas flights
Baltimore to Denver flights
Reagan-National to O'Hare Intl flights
Reagan-National to Boston flights
Baltimore to New Orleans flights
Reagan-National to Fort Lauderdale flights
Reagan-National to Denver flights
Reagan-National to Atlanta flights
Baltimore to Tampa flights
Reagan-National to San Francisco flights
Baltimore to O'Hare Intl flights
Dulles Intl to Denver flights
Dulles Intl to O'Hare Intl flights
Dulles Intl to Tampa flights
Reagan-National to Seattle flights
Dulles Intl to San Francisco flights
Baltimore to George Bush Intcntl flights
Dulles Intl to Salt Lake City flights
Dulles Intl to Honolulu flights
Dulles Intl to George Bush Intcntl flights
Dulles Intl to Sky Harbor Intl flights
Baltimore to San Francisco flights
Reagan-National to Tampa flights
Dulles Intl to Hobby flights
Reagan-National to New Orleans flights
Baltimore to Boston flights
Dulles Intl to John F Kennedy Intl flights
Reagan-National to Salt Lake City flights
Dulles Intl to San Diego flights

Top 3 airlines flying from Dulles Intl to Missouri

Discover the top 3 airlines that operate flights from Dulles Intl 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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$192Average$371FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$214Average$398FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$247Average$488FlexibilityNo cancel feeOn-time69%
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