IAD

$76 Find Cheap Flights from Missouri to Washington Dulles Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Dulles Intl departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Flight Deals

Cheap Flights from Missouri to Dulles Intl

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Missouri to Dulles Intl that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Missouri to Dulles Intl

Thu, Apr 23 - Wed, Apr 29
Frontier Logo
11:25 am - 12:36 am
STL
-
IAD
12h 11m
1 stop
Frontier Logo
6:20 am - 11:19 pm
IAD
-
STL
17h 59m
2 stops
$246Frontier
Tue, May 5 - Tue, May 5
United Airlines Logo
8:45 am - 11:55 am
STL
-
IAD
2h 10mnonstop
United Airlines Logo
5:42 pm - 11:57 pm
IAD
-
STL
7h 15m
1 stop
$247United Airlines
Fri, Apr 24 - Fri, May 1
Frontier Logo
8:23 pm - 9:54 am
STL
-
IAD
12h 31m
1 stop
Frontier Logo
3:08 pm - 11:19 pm
IAD
-
STL
9h 11m
1 stop
$249Frontier
Sun, Mar 29 - Wed, Apr 8
Frontier Logo
7:52 am - 7:24 am
STL
-
IAD
22h 32m
1 stop
Frontier Logo
8:30 pm - 11:25 pm
IAD
-
STL
27h 55m
1 stop
$251Frontier
Thu, May 14 - Fri, May 15
Multiple Airlines Logo
6:55 pm - 10:12 am
STL
-
IAD
14h 17m
1 stop
Multiple Airlines Logo
2:52 pm - 12:21 am
IAD
-
STL
10h 29m
2 stops
$255Multiple Airlines
Fri, May 15 - Mon, May 18
Multiple Airlines Logo
5:27 pm - 4:21 pm
STL
-
IAD
21h 54m
1 stop
Multiple Airlines Logo
2:52 pm - 12:21 am
IAD
-
STL
10h 29m
2 stops
$256Multiple Airlines
Wed, Apr 8 - Tue, Apr 14
Delta Logo
10:50 am - 4:52 pm
STL
-
IAD
5h 02m
1 stop
Delta Logo
5:07 pm - 8:44 pm
IAD
-
STL
4h 37m
1 stop
$257Delta
Wed, Apr 15 - Wed, Apr 22
American Airlines Logo
5:30 am - 2:47 pm
MCI
-
IAD
8h 17m
2 stops
American Airlines Logo
7:00 am - 1:43 pm
IAD
-
MCI
7h 43m
1 stop
$286American Airlines
Mon, Apr 13 - Wed, Apr 15
Delta Logo
9:36 am - 6:08 pm
MCI
-
IAD
7h 32m
1 stop
Delta Logo
5:07 pm - 8:45 pm
IAD
-
MCI
4h 38m
1 stop
$294Delta
Tue, Apr 7 - Tue, Apr 14
American Airlines Logo
5:27 pm - 11:06 pm
SGF
-
IAD
4h 39m
1 stop
American Airlines Logo
3:53 pm - 9:09 pm
IAD
-
SGF
6h 16m
1 stop
$309American Airlines
Useful Info

Good to know

Low seasonJanuary
Cheapest flight$76
Best time to beat the crowds but there is an average 1% increase in price.
Most popular time to fly and prices are also 4% lower on average.
Flight from St. Louis to Washington Dulles Airport

FAQs for booking Missouri to Washington Dulles Airport flights

  • How does KAYAK find such low prices on flights from Missouri to Washington Dulles Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Washington Dulles Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Washington Dulles Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Missouri to Washington Dulles Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport with an airline and back to Missouri with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Washington Dulles Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington Dulles Airport from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Dulles Intl?

Book flights to Dulles Intl if you plan to visit one of these locations
Winchester
Linthicum Heights
Hanover
Springfield
Gaithersburg
Towson
Oxon Hill
Martinsburg
Owings Mills
Charles Town
Glen Burnie
Greenbelt
Ellicott City
Edgewood
Colonial Beach
Pikesville
Camp Springs
Lutherville Timonium
Hunt Valley
Westminster

Everything you need to know for your flight to Dulles Intl

Information on your arrival and departure airports

Washington Dulles Airport (IAD)