$178+ Cheap flights from Colorado Springs (COS) to Dulles Intl (IAD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/29. Fares are subject to change and may not be available on all flights or dates of travel.
COS — IAD
Oct 12 — Oct 191
Round-trip
1 adult, Economy
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Find cheap flights from Colorado Springs to Dulles Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Colorado Springs to Dulles Intl
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Cheapest flights from Colorado Springs to Dulles IntlExplore the most affordable flight options available from Colorado Springs to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
Explore the most affordable flight options available from Colorado Springs to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/610:27 am -
1 stop5h 56m
Tue 10/137:13 pm -
1 stop6h 18m
Deal found 9/10![American Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 10/286:00 am -
1 stop6h 08m
Tue 11/37:23 am -
2 stops12h 04m
Deal found 9/10![Delta logo]()
$360
This United Airlines deal was found by Cheapflights users on 9/10. 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 11/510:34 am -
1 stop5h 21m
Sun 11/86:10 am -
1 stop6h 43m
Deal found 9/10![United Airlines logo]()
$406
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Wed 10/281:26 pm -
1 stop7h 57m
Tue 11/35:10 pm -
1 stop7h 36m
Deal found 9/7![American Airlines logo]()
$411
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/18:38 am -
1 stop6h 57m
Tue 10/612:40 pm -
1 stop5h 46m
Deal found 9/10![United Airlines logo]()
$412
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/16:00 am -
1 stop8h 17m
Wed 10/78:13 am -
1 stop6h 17m
Deal found 9/8![Delta logo]()
$417
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 10/148:00 am -
1 stop6h 01m
Wed 10/216:10 am -
1 stop6h 45m
Deal found 9/10![United Airlines logo]()
$420
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 11/126:00 am -
1 stop7h 59m
Sun 11/156:00 am -
2 stops8h 26m
Deal found 9/8![Delta logo]()
$421
This Delta deal was found by Cheapflights users on 9/10. 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 10/66:07 pm -
2 stops13h 12m
Tue 10/138:13 am -
1 stop6h 17m
Deal found 9/10![Delta logo]()
$422
Best flights from Colorado Springs to Dulles IntlDiscover carefully curated flight deals from Colorado Springs to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Colorado Springs to Dulles Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This Delta deal was found by Cheapflights users on 9/7. 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 10/61:31 pm -
2 stops7h 45m
Tue 10/1310:57 am -
2 stops11h 19m
Deal found 9/7![Delta logo]()
$442
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Wed 10/148:00 am -
1 stop6h 01m
Thu 10/226:10 am -
1 stop6h 45m
Deal found 9/11![United Airlines logo]()
$450
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Mon 10/197:57 am -
1 stop8h 26m
Thu 10/221:23 pm -
2 stops12h 08m
Deal found 9/7![American Airlines logo]()
$602
This Delta deal was found by Cheapflights users on 9/11. 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.
Fri 11/136:00 am -
1 stop7h 59m
Sun 11/157:25 am -
2 stops12h 03m
Deal found 9/11![Delta logo]()
$470
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Wed 2/36:00 am -
2 stops13h 15m
Sat 2/64:08 pm -
1 stop6h 00m
Deal found 9/8![United Airlines logo]()
$483
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Sat 10/31:29 pm -
1 stop5h 42m
Mon 10/126:10 am -
1 stop6h 45m
Deal found 9/11![United Airlines logo]()
$502
This United Airlines deal was found by Cheapflights users on 9/6. 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 2/21:50 pm -
1 stop7h 23m
Sat 2/64:08 pm -
1 stop7h 50m
Deal found 9/6![United Airlines logo]()
$521
This Delta deal was found by Cheapflights users on 9/11. 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.
Sat 10/101:26 pm -
2 stops7h 50m
Sat 10/1712:20 pm -
2 stops9h 56m
Deal found 9/11![Delta logo]()
$575
This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sun 10/45:30 am -
1 stop6h 00m
Sat 10/103:02 pm -
1 stop8h 40m
Deal found 9/9![United Airlines logo]()
$552
Last-minute flights from Colorado Springs to Dulles IntlDiscover last-minute flight deals from Colorado Springs to Dulles Intl. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Colorado Springs to Dulles Intl. Data last updated September 12, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/18:38 am -
1 stop6h 57m
Tue 10/612:40 pm -
1 stop5h 46m
Deal found 9/10![United Airlines logo]()
$412
This Delta deal was found by Cheapflights users on 9/8. 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.
Thu 10/16:00 am -
1 stop8h 17m
Wed 10/78:13 am -
1 stop6h 17m
Deal found 9/8![Delta logo]()
$417
This American Airlines deal was found by Cheapflights users on 9/10. 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 10/610:27 am -
1 stop5h 56m
Tue 10/137:13 pm -
1 stop6h 18m
Deal found 9/10![American Airlines logo]()
$355
This Delta deal was found by Cheapflights users on 9/10. 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 10/66:07 pm -
2 stops13h 12m
Tue 10/138:13 am -
1 stop6h 17m
Deal found 9/10![Delta logo]()
$422
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Wed 10/148:00 am -
1 stop6h 01m
Wed 10/216:10 am -
1 stop6h 45m
Deal found 9/10![United Airlines logo]()
$420
This Delta deal was found by Cheapflights users on 9/10. 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.
Wed 10/286:00 am -
1 stop6h 08m
Tue 11/37:23 am -
2 stops12h 04m
Deal found 9/10![Delta logo]()
$360
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Wed 10/281:26 pm -
1 stop7h 57m
Tue 11/35:10 pm -
1 stop7h 36m
Deal found 9/7![American Airlines logo]()
$411
One-way flights from Colorado Springs to Dulles IntlSearch for one-way flight options from Colorado Springs to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Colorado Springs to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This United Airlines deal was found by Cheapflights users on 9/8. 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 9/2912:15 pm -
1 stop8h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$178
This Delta deal was found by Cheapflights users on 9/8. 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 9/296:11 pm -
2 stops12h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Delta logo]()
$183
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Wed 10/1412:01 pm -
1 stop7h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:06 pm -
3 stops25h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$219
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Sat 10/101:29 pm -
1 stop7h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![United Airlines logo]()
$223
This American Airlines deal was found by Cheapflights users on 9/7. 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.
Thu 11/198:00 am -
1 stop8h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![American Airlines logo]()
$229
This Delta deal was found by Cheapflights users on 9/10. 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 10/136:00 am -
1 stop6h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$240
This American Airlines deal was found by Cheapflights users on 9/11. 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 1/17:44 am -
1 stop7h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$262
This Delta deal was found by Cheapflights users on 9/11. 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.
Sun 1/315:55 pm -
2 stops13h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Delta logo]()
$264
Find flight deals from Colorado Springs to Dulles Intl
Discover tips and strategies to find the most affordable flight options for your journey from Colorado Springs (COS) to Dulles Intl (IAD). 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 September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $355 (American Airlines) |
One-way from | $178 (United Airlines) |
Popular in | March |
Cheapest in | November |
Average price | $548 |
Cheapflights Fare Finder
Customize your flight search to find flights from Colorado Springs to Dulles Intl 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 7,457,451 searches. Data last updated September 12, 2026.
Use the filters below to find and compare flights from Colorado Springs to Washington, D.C. Dulles Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Colorado SpringsWashington, D.C.
COS Colorado Springs - IAD Washington, D.C. Dulles Intl
COSIAD
Colorado Springs
Tue 9/29
12:15 pm-10:30 pm
1 stop8h 15m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$178
Colorado SpringsWashington, D.C.
COS Colorado Springs - IAD Washington, D.C. Dulles Intl
COSIAD
Colorado Springs
Sat 2/27
8:00 am-11:02 pm
2 stops13h 02m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$183
Colorado SpringsWashington, D.C.
COS Colorado Springs - IAD Washington, D.C. Dulles Intl
COSIAD
Colorado Springs
Sat 10/10
1:29 pm-11:25 pm
1 stop7h 56m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$223
Colorado SpringsWashington, D.C.
COS Colorado Springs - IAD Washington, D.C. Dulles Intl
COSIAD
Colorado Springs
Thu 11/19
8:00 am-6:07 pm
1 stop8h 07m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$229
Colorado SpringsWashington, D.C.
COS Colorado Springs - IAD Washington, D.C. Dulles Intl
COSIAD
Colorado Springs
Tue 9/22
6:00 am-2:11 pm
1 stop6h 11m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$289
Colorado SpringsWashington, D.C.
COS Colorado Springs - IAD Washington, D.C. Dulles Intl
COSIAD
Colorado Springs
Wed 9/23
8:38 am-5:50 pm
1 stop7h 12m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$291
Colorado SpringsWashington, D.C.
COS Colorado Springs - IAD Washington, D.C. Dulles Intl
COSIAD
Colorado Springs
Sat 10/10
8:17 am-11:16 pm
2 stops12h 59m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$345
Quickest round-trip
Colorado SpringsWashington, D.C.
COS Colorado Springs - IAD Washington, D.C. Dulles Intl
COSIAD
Colorado Springs
Tue 10/13
8:00 am-4:01 pm
1 stop6h 01m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$353
Colorado SpringsWashington, D.C.
COS Colorado Springs - IAD Washington, D.C. Dulles Intl
COSIAD
Colorado Springs
Sat 10/10
10:27 am-11:58 pm
2 stops11h 31m
Washington, D.C. Dulles Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$370
Colorado SpringsWashington, D.C.
COS Colorado Springs - IAD Washington, D.C. Dulles Intl
COSIAD
Colorado Springs
Tue 10/6
1:31 pm-11:16 pm
2 stops7h 45m
Washington, D.C. Dulles Intl
Tue 10/13
10:57 am-8:16 pm
2 stops11h 19m
$442
Showing 1-10 of 18 resultsSorted by cheapest first
Compare providers for flights from Colorado Springs to Dulles Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Colorado Springs to Dulles Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Colorado Springs-Washington, D.C. Dulles Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Colorado Springs-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Colorado Springs-Washington, D.C. Dulles Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Colorado Springs-Washington, D.C. Dulles Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Colorado Springs-Washington, D.C. Dulles Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Colorado Springs to Dulles Intl
Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Colorado Springs with our price prediction graph.
COS-IAD
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.
Cheapflights Insights
Everything you need to know about your flight from Colorado Springs to Washington, D.C. Dulles Intl Airport
What is the cheapest month to book a flight from Colorado Springs to Washington, D.C. Dulles Intl Airport?
Currently, November is the cheapest month in which you can book a flight from Colorado Springs to Washington, D.C. Dulles Intl Airport (average of $341). Flying from Colorado Springs to Washington, D.C. Dulles Intl Airport in March is currently the most expensive (average of $707). 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.
How much does it cost to fly round-trip from Colorado Springs to Washington, D.C. Dulles Intl Airport?
Airfare is below average for this route at the moment.
Colorado Springs to Washington, D.C. Dulles Intl Airport flights typically cost between $405 and $783 in October.The cheapest round-trip price found within the last 5 days was $355 on American Airlines (Oct 6-Oct 13).
Reviews of airlines servicing Dulles Intl
Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated September 12, 2026.
Get a feel of what it's like to fly with Delta and United Airlines from Colorado Springs to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Food
7.2
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Food
7.2
Crew
8.5
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Overall
7.8
Reviews
1 / 20
8.0
ExcellentJorge,Aug 2026
TPA - ATL
Related info for your journey
Find useful and relevant information for your journey from Colorado Springs to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Washington, D.C. Dulles Intl Airport?
Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locationsAlexandria
Arlington
Owings Mills
Tysons
Lanham
Reston
Chantilly
Herndon
Rockville
Hyattsville
Fredericksburg
Woodbridge
Falls Church
Sterling
Hanover
Laurel
Oxon Hill
Clinton
Hunt Valley
Silver Spring
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Explore flights to Dulles Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.
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Colorado Springs and Dulles Intl flights
Browse other Colorado Springs and Dulles Intl flight options. Last updated on September 12, 2026.
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Top 2 airlines flying from Colorado Springs to Dulles Intl
Discover the top 2 airlines that operate flights from Colorado Springs to Dulles Intl. 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 7,457,451 searches. Data last updated September 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$292 | Average$486 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$316 | Average$555 | FlexibilityNo cancel fee | On-time69% |