$105 Cheap flights from Colorado Springs to Washington Dulles Intl. (COS to IAD)

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Find The Best Dates To Fly from Colorado Springs to Washington Dulles Intl.

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Affordable Airfare Tickets from COS to IAD Airport

The cheapest flights to Washington Dulles Intl. found within the past 7 days were $170 round trip and $105 one way. Prices and availability subject to change. Additional terms may apply.

Mon, Sep 8 - Wed, Sep 10
COS
Colorado Springs
IAD
Washington
$170 Roundtrip, found 2 days ago
$170
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Mon, Sep 8 from Colorado Springs to Washington, returning Wed, Sep 10, priced at $170 found 2 days ago
Sat, Aug 23 - Mon, Aug 25
COS
Colorado Springs
IAD
Washington
$187 Roundtrip, found 3 days ago
$187
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Sat, Aug 23 from Colorado Springs to Washington, returning Mon, Aug 25, priced at $187 found 3 days ago
Sun, Sep 7 - Tue, Sep 9
COS
Colorado Springs
IAD
Washington
$194 Roundtrip, found 4 days ago
$194
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Sun, Sep 7 from Colorado Springs to Washington, returning Tue, Sep 9, priced at $194 found 4 days ago
Mon, Sep 8 - Wed, Sep 10
COS
Colorado Springs
IAD
Washington
$197 Roundtrip, found 2 days ago
$197
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Mon, Sep 8 from Colorado Springs to Washington, returning Wed, Sep 10, priced at $197 found 2 days ago
Thu, Sep 4 - Sun, Sep 7
COS
Colorado Springs
IAD
Washington
$206 Roundtrip, found 3 days ago
$206
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Thu, Sep 4 from Colorado Springs to Washington, returning Sun, Sep 7, priced at $206 found 3 days ago
Mon, Sep 8 - Wed, Sep 10
COS
Colorado Springs
IAD
Washington
$210 Roundtrip, found 2 days ago
$210
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Mon, Sep 8 from Colorado Springs to Washington, returning Wed, Sep 10, priced at $210 found 2 days ago
Wed, Aug 20 - Sun, Aug 24
COS
Colorado Springs
IAD
Washington
$217 Roundtrip, found 2 days ago
$217
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Wed, Aug 20 from Colorado Springs to Washington, returning Sun, Aug 24, priced at $217 found 2 days ago
Sat, Aug 23 - Mon, Aug 25
COS
Colorado Springs
IAD
Washington
$227 Roundtrip, found 3 days ago
$227
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Sat, Aug 23 from Colorado Springs to Washington, returning Mon, Aug 25, priced at $227 found 3 days ago
Mon, Sep 8 - Wed, Sep 10
COS
Colorado Springs
IAD
Washington
$229 Roundtrip, found 2 days ago
$229
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Mon, Sep 8 from Colorado Springs to Washington, returning Wed, Sep 10, priced at $229 found 2 days ago
Thu, Sep 4 - Sun, Sep 7
COS
Colorado Springs
IAD
Washington
$234 Roundtrip, found 3 days ago
$234
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Thu, Sep 4 from Colorado Springs to Washington, returning Sun, Sep 7, priced at $234 found 3 days ago

Washington Dulles Intl. flight + hotel packages - economy flights

Price found within the past 48 hours. Click for updated prices.
Hilton Garden Inn Alexandria Old Town National Harbor

Hilton Garden Inn Alexandria Old Town National Harbor

3 out of 5
per person
Aug 28 - Aug 31
found 1 day ago
Roundtrip flight included
Denver (DEN) to Washington (DCA)
Hyatt House Washington DC / Downtown / Convention Center

Hyatt House Washington DC / Downtown / Convention Center

3 out of 5
Save 100% on your flight
per person
Aug 13 - Aug 18
found 1 day ago
Roundtrip flight included
Denver (DEN) to Washington (DCA)
Fairfield Inn by Marriott Washington D.C.

Fairfield Inn by Marriott Washington D.C.

3 out of 5
Save 100% on your flight
per person
Aug 27 - Sep 1
found 1 day ago
Roundtrip flight included
Denver (DEN) to Washington (DCA)
The Royal Sonesta Washington DC Dupont Circle

The Royal Sonesta Washington DC Dupont Circle

4.5 out of 5
per person
Aug 27 - Sep 1
found 1 day ago
Roundtrip flight included
Denver (DEN) to Washington (DCA)
Yours Truly DC, Vignette Collection by IHG

Yours Truly DC, Vignette Collection by IHG

4.5 out of 5
per person
Aug 27 - Sep 1
found 1 day ago
Roundtrip flight included
Denver (DEN) to Washington (DCA)
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Frequently asked questions

Can I catch a flight from City of Colorado Springs Municipal Airport to Dulles Intl. Airport right now?
Be sure to visit the Covid-19 Travel Advisor to discover if there are any current quarantine requirements and travel advice reports in effect in Washington Dulles Intl. Airport (IAD) when flying from COS.
Are there direct flights from Colorado Springs Airport (COS) to IAD?
There are no nonstop flights from COS to Dulles Intl. Airport. However, there are airlines offering flights with just one stopover. Check out the fares on offer from United Airlines, Air New Zealand or Southwest Airlines.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to IAD, please visit our Customer Service Portal.
How long is the flight from COS to IAD?
The journey between Colorado Springs Airport (COS) and IAD is around 5 hours and 7 minutes. Make your journey more comfortable by saving a few podcasts on your laptop or tablet and enjoying them with your seat fully reclined.
What is the flight distance from COS to Dulles Intl. Airport?
Traveling 1,450 mi between City of Colorado Springs Municipal Airport and City of Colorado Springs Municipal Airport calls for a glass of bubbly and a good movie. Sit back, relax and simply enjoy the flight.
What airlines fly from Colorado Springs Airport (COS) to Washington Dulles Intl. Airport (IAD)?
With no direct flights on offer between Colorado Springs Airport (COS) and IAD, you'll have at least one stopover. It's in your best interest to plan ahead if you want to book the simplest route and save time.
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you're flying with United Airlines, Delta or American Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Flight information from Colorado Springs to Washington

 

Traveling From
Colorado Springs
Traveling To
Washington Dulles Intl.
Shortest Flight Time
 hours mins
Earliest Departure Time
Latest Departure Time
Lowest Flight Price
$170

Route Info

Flight path for flights from Colorado Springs Airport to Washington Dulles International Airport.


Origin:
COS - Colorado Springs Airport
Destination:
IAD - Washington Dulles International Airport
Distance:
1,504.00 miles


Discover our best flights from Colorado Springs COS to Washington IAD. 

With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Colorado Springs COS to Washington IAD at the right price  

Airfares to Washington IAD from Colorado Springs COS currently cost between $170 and $234. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Colorado Springs COS to Washington IAD 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Colorado Springs COS to Washington IAD on Travelocity starting at $105. Prices and availability subject to change. Additional terms may apply. 

 

Get to Washington IAD from Colorado Springs COS quicker with direct flights. 

Get to Washington faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to IAD from COS to take around hour(s) min(s).  

 

Find our cheapest airfares for flights from Colorado Springs COS to Washington IAD

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to IAD from COS. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Colorado Springs COS to Washington IAD today 

If you’re flexible about when you travel, September is usually the cheapest month to fly from Colorado Springs COS to Washington IAD. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Washington IAD from Colorado Springs COS 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to IAD from COS have this option.  

 

Travel with confidence when you book flights to Washington IAD from Colorado Springs COS with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.