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Aurora

$71+ Cheap flights from Dulles Intl (IAD) to Aurora, CO

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — DEN
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Aurora are usually found in September or January, booked 84 days in advance, depart on a Wednesday or Tuesday and return on a Friday

Cheap flight deals from Dulles Intl to Aurora

Keep the following information in mind while searching for Dulles Intl to Aurora flight deals. Data was last updated October 30, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$133
(Kiwi.com)

One-way from

$71
(CheapOair)

Popular in

December

Cheapest in

September

Average price

$333
Provider with most accurate pricing for Washington, D.C. (WAS)-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Denver Intl flights.
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From Washington, D.C. Dulles Intl to Aurora
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One-way flight from Washington, D.C. Dulles Intl to Aurora
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Highest demand for flights based on searches. 5% potential increase in price ($18 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Dulles Intl to Aurora

Cheapest flights from Dulles Intl to Aurora
Explore the most affordable flight options available from Dulles Intl to Aurora. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Frontier deal was found by Cheapflights users on 10/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:36 pmIAD - DEN
1 stop13h 39mFrontier
Sat 11/1512:25 pmDEN - IAD
1 stop9h 30mFrontier
Deal found 10/30$137
This CheapOair deal was found by Cheapflights users on 10/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/59:26 amIAD - DEN
1 stop8h 17mFrontier
Sun 12/77:00 amDEN - IAD
1 stop23h 31mFrontier
Deal found 10/30$141
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Thu 12/45:45 amIAD - DEN
1 stop17h 53mFrontier
Sat 12/611:25 pmDEN - IAD
1 stop9h 44mFrontier
Deal found 10/30$142
This CheapOair deal was found by Cheapflights users on 10/30. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/69:20 pmIAD - DEN
1 stop13h 04mFrontier
Mon 12/812:59 amDEN - IAD
1 stop11h 30mFrontier
Deal found 10/30$144
This Flightnetwork deal was found by Cheapflights users on 10/30. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/69:20 pmIAD - DEN
1 stop13h 04mFrontier
Sat 12/1311:25 pmDEN - IAD
1 stop9h 44mFrontier
Deal found 10/30$145
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Tue 12/99:00 amIAD - DEN
1 stop27h 18mFrontier
Fri 12/121:42 pmDEN - IAD
1 stop7h 23mFrontier
Deal found 10/29$149
This CheapOair deal was found by Cheapflights users on 10/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:36 pmIAD - DEN
1 stop13h 39mFrontier
Sun 11/1612:16 amDEN - IAD
1 stop17h 36mFrontier
Deal found 10/29$150
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Tue 12/305:37 pmIAD - DEN
2 stops30h 12mFrontier
Sat 1/1012:59 amDEN - IAD
1 stop8h 39mFrontier
Deal found 10/29$151
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Sun 12/75:45 amIAD - DEN
2 stops29h 10mFrontier
Fri 12/121:42 pmDEN - IAD
1 stop7h 23mFrontier
Deal found 10/29$157
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Sat 12/65:45 amIAD - DEN
1 stop29h 17mMultiple Airlines
Fri 12/1212:59 amDEN - IAD
2 stops17h 25mMultiple Airlines
Deal found 10/30$158

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Aurora 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 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Aurora that are best for you.

Fly from

Dulles Intl

Fly to

Aurora

Route

Depart

Return

Price

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Sun 12/7

5:26 pm-9:02 am

1 stop17h 36m

Denver Intl

Tue 12/9

12:59 am-2:29 pm

1 stop11h 30m

$181

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Sat 12/6

9:20 pm-8:24 am

1 stop13h 04m

Denver Intl

Tue 12/9

12:59 am-2:29 pm

1 stop11h 30m

$196

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Sun 12/7

5:05 am-7:00 am

Nonstop3h 55m

Denver Intl

Wed 12/10

10:30 am-3:45 pm

Nonstop3h 15m

$197

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Sat 12/6

10:10 pm-12:15 am

Nonstop4h 05m

Denver Intl

Sun 12/7

11:59 pm-5:16 am

Nonstop3h 17m

$197

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Wed 12/3

10:10 pm-12:15 am

Nonstop4h 05m

Denver Intl

Sun 12/7

11:59 pm-5:16 am

Nonstop3h 17m

$197

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Sat 1/17

4:11 pm-6:24 pm

Nonstop4h 13m

Denver Intl

Fri 1/23

9:50 am-3:13 pm

Nonstop3h 23m

$197

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Sat 12/6

3:55 pm-5:50 pm

Nonstop3h 55m

Denver Intl

Wed 12/10

10:30 am-3:45 pm

Nonstop3h 15m

$209

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Sat 1/17

5:59 pm-11:01 pm

1 stop7h 02m

Denver Intl

Thu 1/22

12:30 am-9:16 am

1 stop6h 46m

$227

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Wed 12/10

12:30 pm-5:52 pm

1 stop7h 22m

Denver Intl

Fri 12/12

3:14 pm-12:12 am

1 stop6h 58m

$227

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Sat 1/17

3:45 pm-5:50 pm

Nonstop4h 05m

Denver Intl

Fri 1/23

7:55 am-4:50 pm

1 stop6h 55m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 22 results
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Best time to book a flight from Dulles Intl to Aurora

Have a flexible travel schedule? Discover the best time to fly to Aurora from Dulles Intl with our price prediction graph.
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 Washington, D.C. Dulles Intl Airport to Aurora

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Aurora?

Use this chart to determine the optimal time to book a round-trip flight from Dulles Intl to Aurora. Price data was last updated on October 24, 2025.

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Aurora may vary depending on when you book. For the best chance of a lower fare, look to book 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Aurora?

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Aurora (average of $160). Flying from Washington, D.C. Dulles Intl Airport to Aurora in April is currently the most expensive (average of $243). 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.

What is the cheapest time of day to fly from IAD to 9UR?

Find hourly flight availability from Dulles Intl to Aurora. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

When flying from Washington, D.C. Dulles Intl Airport to Aurora, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 22% versus a flight in the morning.

What is the cheapest day to fly from Washington, D.C. Dulles Intl Airport to Aurora?

Use this chart to determine the cheapest time to fly round-trip from Dulles Intl to Aurora. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. Dulles Intl Airport to Aurora flight should consider departing on Friday at noon when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Aurora

Get insights into the airlines that provide service to Aurora. 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 Aurora. Reviews last updated October 30, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Washington, D.C. Dulles Intl Airport to Aurora to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,243 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,243 reviews
Southwest
8.0
Very good
4,243 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,998 reviews
Southwest
8.0
Very good
4,243 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,998 reviews
Southwest
8.0
Very good
4,243 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,035 reviews
Southwest
8.0
Very good
4,243 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,122 reviews
Southwest
8.0
Very good
4,243 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Aurora. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Aurora?

    A quick flight from Washington, D.C. Dulles Intl Airport to Aurora can take about 3h 55m. Frontier provides one of the quickest options available for as low as $197. The distance between Washington, D.C. Dulles Intl Airport and Aurora is about 1448 mi. This flight may include one or multiple stops.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Aurora?

    Consider Ethiopian Air (95%), Southwest (89%) or United Airlines (89%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Aurora.

  • What are the cheapest flights from Washington, D.C. Dulles Intl Airport to Aurora?

    Looking for the cheapest flight from Washington, D.C. Dulles Intl Airport to Aurora? While on average our users pay $998, our data indicates the cheapest price to be $108. The most popular route (Washington, D.C. Dulles Intl - Denver Intl), is priced around $169.

  • Can I find deals for flights from Dulles Intl to Aurora that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Aurora flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Aurora?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Aurora.

  • Can I find deals for business class flights from Dulles Intl to Aurora?

    Yes. Cheapflights offers flight deals from Dulles Intl to Aurora by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Aurora?

    Currently, September is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Aurora (average of $160). Flying from Washington, D.C. Dulles Intl Airport to Aurora in April is currently the most expensive (average of $243). 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.

See more FAQs

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Alternative routes for Dulles Intl to Aurora

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Dulles Intl to Aurora

Discover the top 5 airlines that operate flights from Dulles Intl to Aurora. 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 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$102Average$245FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$160Average$281FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$178Average$333FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$216Average$404FlexibilityNo cancel feeOn-time69%
DeltaCheapest$236Average$295FlexibilityNo cancel feeOn-timeN/A

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