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 ($148).

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

The most flights from IAD to 9UR are scheduled on a Wednesday (23 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

In terms of precipitation, rainfall in Aurora ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Aurora when rainfall is around 0.5 in.

If weather is an important factor for your trip to Aurora, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 $1,109, our data indicates the cheapest price to be $188. The most popular route (Washington, D.C. Dulles Intl - Denver Intl), is priced around $153.

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

Consider Ethiopian Air (93%), United Airlines (81%) or Copa Airlines (78%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Aurora.

What are the most popular airlines that fly from Washington, D.C. Dulles Intl Airport to Aurora?

United Airlines, Frontier and Southwest are the most popular airlines when flying from Washington, D.C. Dulles Intl Airport to Aurora.

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.

Find Cheap Flights from Washington, D.C. Dulles Intl Airport to Aurora

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Cheapflights Tip: The best prices from Washington, D.C. Dulles Intl to Aurora are usually found in January or February, booked 44 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Find flight deals from Dulles Intl to Aurora

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	July
Cheapest in	January
Average price	$416

Provider with most accurate pricing for Washington, D.C. (WAS)-Denver Intl flight deals.

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Highest demand for flights based on searches. 16% potential increase in price ($86 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 2026

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Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Aurora

Prices

Airlines

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

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 15% versus a flight in the morning.

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

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 afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Aurora

Peruse reviews from past customers who have flown with Southwest,United Airlines, andJetBlue 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

7.9

Good

4,220 reviews

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

7.9

Good

4,220 reviews

Southwest

7.9

Good

4,220 reviews

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

10,313 reviews

Southwest

7.9

Good

4,220 reviews

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

JetBlue

7.1

Good

3,045 reviews

Southwest

7.9

Good

4,220 reviews

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

7.0

Good

12,136 reviews

Southwest

7.9

Good

4,220 reviews

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

5.6

Fair

2,551 reviews

Southwest

7.9

Good

4,220 reviews

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

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 ($148).
What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Aurora?
Consider Ethiopian Air (93%), United Airlines (81%) or Copa Airlines (78%) 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 $1,109, our data indicates the cheapest price to be $188. The most popular route (Washington, D.C. Dulles Intl - Denver Intl), is priced around $153.
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.

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Top 6 airlines flying from Dulles Intl to Aurora

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$94	Average$289	FlexibilityNo cancel fee	On-time62%
JetBlue	Cheapest$161	Average$360	FlexibilityNo cancel fee	On-time62%
Southwest	Cheapest$197	Average$401	FlexibilityNo cancel fee	On-time63%
Delta	Cheapest$218	Average$540	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$254	Average$511	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$332	Average$463	FlexibilityNo cancel fee	On-time71%

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

Find cheap flights from Dulles Intl to Aurora with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Dulles Intl to Aurora

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Popular in

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Cheapflights Insights

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

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 15% versus a flight in the morning.

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

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 afternoons 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

The most flights from IAD to 9UR are scheduled on a Wednesday (23 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing Aurora

Related info for your journey

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

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dulles Intl to Aurora

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Aurora by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Dulles Intl to Aurora by cabin class

Find flights from Dulles Intl to Aurora, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Dulles Intl and Aurora flights

Browse other Dulles Intl and Aurora flight options. Last updated on October 8, 2026.

Other flights from Dulles Intl

Browse through other flights departing from Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on October 8, 2026.

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Top 6 airlines flying from Dulles Intl to Aurora

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