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Cheap flights from Missouri to Washington, D.C. from $62

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Washington, D.C. departing on 3/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Multiple Airlines Logo
4:24 pm - 7:24 am
MCI
-
IAD
14h 00m
1 stop
Multiple Airlines Logo
6:20 am - 4:23 pm
IAD
-
MCI
11h 03m
1 stop
$211Multiple Airlines
Thu, Mar 5 - Mon, Mar 9
Multiple Airlines Logo
11:26 am - 12:31 am
MCI
-
IAD
12h 05m
2 stops
Multiple Airlines Logo
6:20 am - 5:25 pm
IAD
-
MCI
12h 05m
1 stop
$212Multiple Airlines
Mon, Mar 9 - Mon, Mar 16
Frontier Logo
8:41 pm - 10:30 am
MCI
-
IAD
12h 49m
2 stops
Frontier Logo
5:39 pm - 9:53 am
IAD
-
MCI
17h 14m
1 stop
$228Frontier
Sat, Feb 28 - Sun, Mar 1
Frontier Logo
8:33 pm - 9:34 am
MCI
-
IAD
12h 01m
2 stops
Frontier Logo
11:15 am - 9:53 am
IAD
-
MCI
23h 38m
1 stop
$231Frontier
Fri, Feb 27 - Sun, Mar 1
United Airlines Logo
11:15 am - 5:30 pm
COU
-
IAD
5h 15m
1 stop
United Airlines Logo
8:15 am - 2:28 pm
IAD
-
COU
7h 13m
1 stop
$258United Airlines
Fri, Feb 27 - Tue, Mar 3
United Airlines Logo
11:15 am - 5:30 pm
COU
-
IAD
5h 15m
1 stop
United Airlines Logo
8:15 am - 2:28 pm
IAD
-
COU
7h 13m
1 stop
$263United Airlines
Thu, Feb 26 - Tue, Mar 3
American Airlines Logo
1:15 pm - 8:30 pm
SGF
-
IAD
6h 15m
1 stop
American Airlines Logo
3:11 pm - 9:05 pm
IAD
-
SGF
6h 54m
1 stop
$269American Airlines
Tue, Mar 3 - Tue, Mar 10
American Airlines Logo
2:19 pm - 10:53 pm
SGF
-
IAD
7h 34m
1 stop
American Airlines Logo
5:00 am - 11:18 am
IAD
-
SGF
7h 18m
1 stop
$274American Airlines
Tue, Feb 24 - Sat, Feb 28
Delta Logo
6:00 am - 11:35 am
SGF
-
IAD
4h 35m
1 stop
Delta Logo
7:15 am - 11:20 am
IAD
-
SGF
5h 05m
1 stop
$279Delta
Thu, Feb 19 - Mon, Feb 23
Delta Logo
6:50 pm - 12:42 am
STL
-
IAD
4h 52m
1 stop
Delta Logo
6:00 am - 9:26 am
IAD
-
STL
4h 26m
1 stop
$283Delta
Mon, May 4 - Wed, May 13

Frontier flights from Missouri to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Missouri to Washington, D.C. Dulles Intl Airport flight tickets
Frontier
Feb 28
MCI8:41 pmKansas City
12h 49m
2 stops
IAD10:30 amWashington, D.C. Dulles Intl
Mar 1
IAD5:39 pmWashington, D.C. Dulles Intl
17h 14m
1 stop
MCI9:53 amKansas City
$228
Frontier
Feb 27
MCI8:33 pmKansas City
12h 01m
2 stops
IAD9:34 amWashington, D.C. Dulles Intl
Mar 1
IAD11:15 amWashington, D.C. Dulles Intl
23h 38m
1 stop
MCI9:53 amKansas City
$231
Frontier
Feb 20
MCI11:00 amKansas City
21h 34m
1 stop
IAD9:34 amWashington, D.C. Dulles Intl
Feb 22
IAD11:43 amWashington, D.C. Dulles Intl
23h 10m
1 stop
MCI9:53 amKansas City
$232

Delta flights from Missouri to Washington, D.C. Dulles Intl Airport

Our best Delta deals on Missouri to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Feb 19
SGF6:00 amSpringfield-Branson
4h 35m
1 stop
IAD11:35 amWashington, D.C. Dulles Intl
Feb 23
IAD7:15 amWashington, D.C. Dulles Intl
5h 05m
1 stop
SGF11:20 amSpringfield-Branson
$279
Delta
May 4
STL5:59 pmLambert-St Louis
4h 04m
1 stop
IAD11:03 pmWashington, D.C. Dulles Intl
May 9
IAD12:42 pmWashington, D.C. Dulles Intl
4h 28m
1 stop
STL4:10 pmLambert-St Louis
$283
Delta
Mar 3
STL6:35 amLambert-St Louis
4h 18m
1 stop
IAD11:53 amWashington, D.C. Dulles Intl
Mar 16
IAD3:35 pmWashington, D.C. Dulles Intl
6h 31m
1 stop
STL9:06 pmLambert-St Louis
$284

momondo Fare Finder

 
Customize your flight search to find flights from Missouri to Washington, D.C. Dulles Intl Airport 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 February 7, 2026.
Use the filters below to find and compare flights from Missouri to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Thu 3/5

4:24 pm-7:24 am

1 stop14h 00m

Washington, D.C. Dulles Intl

Mon 3/9

6:20 am-4:23 pm

1 stop11h 03m

$211

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Mon 3/9

11:26 am-12:31 am

2 stops12h 05m

Washington, D.C. Dulles Intl

Mon 3/16

6:20 am-5:25 pm

1 stop12h 05m

$212

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Sat 2/28

8:41 pm-10:30 am

2 stops12h 49m

Washington, D.C. Dulles Intl

Sun 3/1

5:39 pm-9:53 am

1 stop17h 14m

$228

Kansas CityWashington, D.C.

MCI - IAD

MCIIAD

Kansas City

Fri 2/27

8:33 pm-9:34 am

2 stops12h 01m

Washington, D.C. Dulles Intl

Sun 3/1

11:15 am-9:53 am

1 stop23h 38m

$231

ColumbiaWashington, D.C.

COU - IAD

COUIAD

Columbia Regional

Fri 2/27

11:15 am-5:30 pm

1 stop5h 15m

Washington, D.C. Dulles Intl

Tue 3/3

8:15 am-2:28 pm

1 stop7h 13m

$258

ColumbiaWashington, D.C.

COU - IAD

COUIAD

Columbia Regional

Thu 2/26

11:15 am-5:30 pm

1 stop5h 15m

Washington, D.C. Dulles Intl

Tue 3/3

8:15 am-2:28 pm

1 stop7h 13m

$263

SpringfieldWashington, D.C.

SGF - IAD

SGFIAD

Springfield-Branson

Tue 3/3

1:15 pm-8:30 pm

1 stop6h 15m

Washington, D.C. Dulles Intl

Tue 3/10

3:11 pm-9:05 pm

1 stop6h 54m

$269

SpringfieldWashington, D.C.

SGF - IAD

SGFIAD

Springfield-Branson

Tue 2/24

2:19 pm-10:53 pm

1 stop7h 34m

Washington, D.C. Dulles Intl

Sat 2/28

5:00 am-11:18 am

1 stop7h 18m

$274

SpringfieldWashington, D.C.

SGF - IAD

SGFIAD

Springfield-Branson

Thu 2/19

6:00 am-11:35 am

1 stop4h 35m

Washington, D.C. Dulles Intl

Mon 2/23

7:15 am-11:20 am

1 stop5h 05m

$279

St. LouisWashington, D.C.

STL - IAD

STLIAD

Lambert-St Louis

Mon 5/4

6:50 pm-12:42 am

1 stop4h 52m

Washington, D.C. Dulles Intl

Wed 5/13

6:00 am-9:26 am

1 stop4h 26m

$283

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 Washington, D.C. from

How to get the cheapest flight ticket from Missouri to Washington, D.C. Dulles Intl Airport

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 Washington, D.C. Dulles Intl Airport?

In general, March is the cheapest month to fly from Missouri to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $296. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of March, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $315.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $797. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Missouri to Washington, D.C. Dulles Intl Airport for around $1,197.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Missouri in the morning is the least expensive time of day to depart. momondo users have found prices as low as $902 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,158 on average. Flights to Washington, D.C. Dulles Intl Airport from Missouri at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Missouri to Washington, D.C. Dulles Intl flight route?

Fly from Lambert-St Louis to Washington, D.C. Dulles Intl for the best Missouri - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Missouri when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $381 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Missouri for as low as $212 on momondo.

What cabin class options are available on Missouri to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on Missouri to Washington, D.C. Dulles Intl 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 Missouri to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 55% on your flight if you consider stops on a Missouri to Washington, D.C. Dulles Intl Airport flight.

Cheap Missouri to Washington, D.C. Dulles Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Washington, D.C. Dulles Intl Airport

Best Price Found

$256

Fastest flight time

2h 06m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Missouri in the past 72 hours is $256. The best round-trip flight deal from Missouri to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $424.
The fastest flight from Missouri to Washington, D.C. Dulles Intl Airport takes 2h 06m
Direct flights go from Missouri to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • When did momondo last update prices for flights from Missouri to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Missouri to Washington, D.C. Dulles Intl Airport were last updated today.

  • How many operators does momondo search for flights from Missouri to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Missouri to Washington, D.C. Dulles Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Missouri to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Missouri to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Missouri to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Missouri to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $73Free CancellationRating
5.7
3,052 reviews
Search Frontier flights
DeltaPriceFrom $99Free CancellationRating
7.9
8,172 reviews
Search Delta flights
United AirlinesPriceFrom $253Free CancellationRating
7.4
9,254 reviews
Search United Airlines flights
American AirlinesPriceFrom $257Free CancellationRating
7.2
11,249 reviews
Search American Airlines flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Sterling
Fairfax
Linthicum Heights

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Washington, D.C.?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Missouri to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Missouri to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Missouri to Washington, D.C. flights to just show those with flexible booking policies.

How can momondo help me find flights from Missouri to Washington, D.C.?

Once all potential Missouri to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Missouri to Washington, D.C. right now. Can momondo alert me if prices change?

Price alerts on flights to Washington, D.C. from Missouri are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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