IAD

$90 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 8/31. 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

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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

Fri, Jul 4 - Mon, Jul 7
Frontier Logo
11:20 am - 12:04 amMCI-IAD
11h 44m1 stop
Frontier Logo
6:10 am - 10:21 amIAD-MCI
5h 11m1 stop
$180Frontier
Find Deal
Sat, Jun 28 - Sun, Jun 29
Frontier Logo
2:52 pm - 11:16 pmSTL-IAD
7h 24m1 stop
Frontier Logo
6:10 am - 1:40 pmIAD-STL
8h 30m1 stop
$190Frontier
Find Deal
Thu, Aug 14 - Mon, Aug 18
Delta Logo
3:42 pm - 9:42 pmSTL-IAD
5h 00m1 stop
Delta Logo
5:25 pm - 11:14 pmIAD-STL
6h 49m1 stop
$197Delta
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Wed, Aug 6 - Wed, Sep 10
United Airlines Logo
5:40 pm - 9:16 pmMCI-IAD
2h 36mnonstop
United Airlines Logo
1:00 pm - 2:48 pmIAD-MCI
2h 48mnonstop
$197United Airlines
Find Deal
Wed, Jul 2 - Sat, Jul 5
Delta Logo
3:42 pm - 11:14 pmSTL-IAD
6h 32m1 stop
Delta Logo
6:00 am - 9:37 amIAD-STL
4h 37m1 stop
$199Delta
Find Deal
Wed, Aug 6 - Wed, Sep 10
United Airlines Logo
5:40 pm - 9:16 pmMCI-IAD
2h 36mnonstop
United Airlines Logo
5:10 pm - 9:42 pmIAD-MCI
5h 32m1 stop
$207United Airlines
Find Deal
Wed, Nov 5 - Sat, Nov 8
American Airlines Logo
7:07 pm - 11:57 pmSTL-IAD
3h 50m1 stop
American Airlines Logo
5:03 am - 8:15 amIAD-STL
4h 12m1 stop
$251American Airlines
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Sat, Aug 23 - Mon, Aug 25
American Airlines Logo
1:01 pm - 7:49 pmSTL-IAD
5h 48m1 stop
American Airlines Logo
4:36 pm - 11:05 pmIAD-STL
7h 29m1 stop
$254American Airlines
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Sun, Aug 17 - Thu, Aug 21
Allegiant Air Logo
8:37 am - 2:23 pmSGF-IAD
28h 46m2 stops
Allegiant Air Logo
7:10 pm - 9:51 amIAD-SGF
15h 41m1 stop
$291Allegiant Air
Find Deal
Sun, Jun 29 - Thu, Jul 3
Allegiant Air Logo
8:51 am - 2:23 pmSGF-IAD
28h 32m2 stops
Allegiant Air Logo
9:25 am - 1:16 pmIAD-SGF
28h 51m1 stop
$450Allegiant Air
Find Deal
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Good to know

Low seasonFebruary
High seasonJune
Cheapest flight$90
Best time to beat the crowds with an average 3% drop in price.
Most popular time to fly and prices are also 1% 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
Clinton

Everything you need to know for your flight to Dulles Intl

Information on your arrival and departure airports

Washington Dulles Airport (IAD)

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