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Aurora

$93+ 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — DEN
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
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 August, booked 64 days in advance, depart on a Wednesday or Thursday and return on a Friday

Cheap 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 January 28, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/2810:29 am
IAD
-
DEN
1 stop13h 06m
Frontier
Sat 3/78:50 am
DEN
-
IAD
1 stop13h 41m
Frontier
Deal found 1/27$106
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/2810:29 am
IAD
-
DEN
1 stop13h 06m
Frontier
Wed 3/42:15 pm
DEN
-
IAD
1 stop18h 18m
Frontier
Deal found 1/27$114
This Travelocity deal was found by Cheapflights users on 1/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2110:29 am
IAD
-
DEN
1 stop13h 04m
Frontier
Sat 2/2811:59 pm
DEN
-
IAD
1 stop7h 26m
Frontier
Deal found 1/27$128
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Mon 3/25:22 pm
IAD
-
DEN
1 stop20h 34m
Frontier
Sat 3/78:50 am
DEN
-
IAD
1 stop13h 41m
Frontier
Deal found 1/26$131
This Orbitz deal was found by Cheapflights users on 1/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/268:07 pm
IAD
-
DEN
1 stop25h 52m
Frontier
Fri 2/2712:59 am
DEN
-
IAD
1 stop6h 35m
Frontier
Deal found 1/27$138
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/2810:29 am
IAD
-
DEN
1 stop13h 06m
Multiple Airlines
Wed 3/42:19 pm
DEN
-
IAD
2 stops18h 14m
Multiple Airlines
Deal found 1/27$143
This Frontier deal was found by Cheapflights users on 1/28. 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 2/1911:22 am
IAD
-
DEN
1 stop12h 19m
Frontier
Sun 2/2212:59 am
DEN
-
IAD
1 stop7h 41m
Frontier
Deal found 1/28$148
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Mon 3/27:05 pm
IAD
-
DEN
2 stops28h 36m
Multiple Airlines
Sat 3/78:50 am
DEN
-
IAD
1 stop13h 41m
Multiple Airlines
Deal found 1/26$152
This Kiwi.com deal was found by Cheapflights users on 1/26. 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 3/86:30 pm
IAD
-
DEN
1 stop14h 32m
Frontier
Wed 3/1111:59 pm
DEN
-
IAD
1 stop22h 32m
Frontier
Deal found 1/26$153
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Wed 3/116:20 am
IAD
-
DEN
1 stop18h 44m
Frontier
Mon 3/1611:59 pm
DEN
-
IAD
1 stop21h 57m
Frontier
Deal found 1/27$154

Find 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 January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$106
(Kiwi.com)

One-way from

$93
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$324
Provider with most accurate pricing for Washington, D.C. (WAS)-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Denver Intl flights.
Search Deals
From Washington, D.C. Dulles Intl to Aurora
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Aurora
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 28, 2026.
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

Sat 3/7

7:59 pm-10:06 pm

Nonstop4h 07m

Denver Intl

Wed 3/11

7:45 am-1:05 pm

Nonstop3h 20m

$177

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Fri 2/27

7:00 pm-9:05 pm

Nonstop4h 05m

Denver Intl

Tue 3/3

4:45 pm-9:55 pm

Nonstop3h 10m

$197

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Fri 2/27

7:00 pm-9:05 pm

Nonstop4h 05m

Denver Intl

Wed 3/4

4:45 pm-9:55 pm

Nonstop3h 10m

$197

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Sun 2/22

10:25 pm-12:30 am

Nonstop4h 05m

Denver Intl

Wed 3/4

11:59 pm-5:18 am

Nonstop3h 19m

$217

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Fri 2/27

7:35 pm-12:23 am

1 stop6h 48m

Denver Intl

Sat 3/7

6:00 am-3:34 pm

1 stop7h 34m

$227

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Tue 3/3

5:30 pm-7:35 pm

Nonstop4h 05m

Denver Intl

Tue 3/10

7:35 am-5:20 pm

1 stop7h 45m

$227

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Tue 3/3

5:30 pm-7:35 pm

Nonstop4h 05m

Denver Intl

Wed 3/4

6:00 am-4:50 pm

1 stop8h 50m

$227

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Wed 2/25

5:10 pm-7:31 pm

Nonstop4h 21m

Denver Intl

Wed 3/4

11:59 pm-5:18 am

Nonstop3h 19m

$228

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Tue 3/31

7:18 am-1:34 pm

1 stop8h 16m

Denver Intl

Wed 4/8

5:45 am-2:39 pm

1 stop6h 54m

$237

Washington, D.C.Denver

IAD - DEN

IADDEN

Washington, D.C. Dulles Intl

Wed 4/1

1:19 pm-7:36 pm

1 stop8h 17m

Denver Intl

Wed 4/8

5:45 am-2:39 pm

1 stop6h 54m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

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 January 23, 2026.

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 49 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Aurora (average of $133). 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 January 28, 2026.

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 20% 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 January 24, 2026.

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

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Aurora

Explore weekly flight availability from Dulles Intl to Aurora. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 28, 2026.

The most flights from IAD to 9UR are scheduled on a Monday (22 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

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 January 28, 2026.
Peruse reviews from past customers who have flown with Southwest, United Airlines, and American 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
4,268 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,268 reviews
Southwest
8.0
Very good
4,268 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,208 reviews
Southwest
8.0
Very good
4,268 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,201 reviews
Southwest
8.0
Very good
4,268 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.7
Fair
3,056 reviews
Southwest
8.0
Very good
4,268 reviews

Entertainment

7.5

Crew

8.6

Comfort

8.0

Food

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 4h 05m. United Airlines 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. All flights are typically nonstop.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Aurora one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Aurora are Frontier ($88), Southwest ($88), and United Airlines ($108).

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

    Consider Ethiopian Air (93%), Avianca (88%) or United Airlines (87%) 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 $859, our data indicates the cheapest price to be $132. The most popular route (Washington, D.C. Dulles Intl - Denver Intl), is priced around $143.

  • 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, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Aurora (average of $133). 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.

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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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$82Average$248FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$160Average$319FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$177Average$336FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$215Average$402FlexibilityNo cancel feeOn-time69%
DeltaCheapest$236Average$277FlexibilityNo cancel feeOn-timeN/A

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