HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Dulles Intl

$246+ Cheap flights from Flagstaff (FLG) to Dulles Intl (IAD)

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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
FLG — IAD
Mar 9 — Mar 161
Sun 3/9
Sun 3/16
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Flagstaff 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 Flagstaff to Dulles Intl

Discover tips and strategies to find the most affordable flight options for your journey from Flagstaff (FLG) 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 March 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$486
(American Airlines)

One-way from

$246
(American Airlines)
Provider with most accurate pricing for Flagstaff Pulliam-Washington, D.C. Dulles Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Flagstaff Pulliam-Washington, D.C. Dulles Intl flights.
Search Deals
From Flagstaff Pulliam to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Flagstaff Pulliam to Washington, D.C. Dulles Intl
Search Deals

Find flight deals from Flagstaff to Dulles Intl

Cheapest flights from Flagstaff to Dulles Intl
Explore the most affordable flight options available from Flagstaff to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 4, 2025.

This American Airlines deal was found by Cheapflights users on 3/4. 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 3/2512:40 pmFLG - IAD
1 stop6h 34mAmerican Airlines
Sat 3/2911:46 amIAD - FLG
1 stop7h 53mAmerican Airlines
Deal found 3/4$486

Find flights from Flagstaff to Dulles Intl within your budget

Customize your flight search to find flights from Flagstaff 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 2,558,603 searches. Data last updated March 4, 2025.

Fly from

Flagstaff

Fly to

Dulles Intl

Route

Depart

Return

Price

FlagstaffWashington, D.C.

FLG - IAD

FLGIAD

Flagstaff Pulliam

Tue 3/25

12:40 pm-10:14 pm

1 stop6h 34m

Washington, D.C. Dulles Intl

Sat 3/29

11:46 am-4:39 pm

1 stop7h 53m

$486

FlagstaffWashington, D.C.

FLG - IAD

FLGIAD

Flagstaff Pulliam

Wed 5/14

7:06 am-4:17 pm

1 stop6h 11m

$246

FlagstaffWashington, D.C.

FLG - IAD

FLGIAD

Flagstaff Pulliam

Fri 5/9

5:20 am-5:40 am

3 stops21h 20m

$493

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/4

Compare providers for flights from Flagstaff 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 Flagstaff to Dulles Intl in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Flagstaff-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 Flagstaff-Washington, D.C. Dulles Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Flagstaff-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 Flagstaff-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 Flagstaff-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 Flagstaff to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Flagstaff 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.

Travel insights for flights from Flagstaff to Dulles Intl

Get recent, data-driven insights about flights from Flagstaff to Dulles Intl including ideal travel times, pricing trends, and more.

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 March 4, 2025.
Alaska Airlines
8.0
Very good
9,713 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,713 reviews
Alaska Airlines
8.0
Very good
9,713 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,713 reviews

Overall

8.0

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.1

Entertainment

7.1

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

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

  • What airport do you fly from for flights from Flagstaff to Washington, D.C. Dulles Intl?

    Located just 4.3 mi from the city center, Flagstaff Pulliam is the airport most travelers will use when flying to Washington, D.C. Dulles Intl from Flagstaff. Booking flights from Flagstaff Pulliam (FLG) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 0 different airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Flagstaff to Dulles Intl 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 Flagstaff to Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Flagstaff to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Flagstaff to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). 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

Traveling to a place near Flagstaff?

Book flights to Flagstaff if you plan to visit one of these locations
Arlington
Alexandria
Fairfax
Tysons
Springfield
Rockville
Gaithersburg
Fredericksburg
Silver Spring
Linthicum Heights
Woodbridge
Laurel
Falls Church
Easton
Herndon
Sterling
Bowie
Gettysburg
National Harbor
Oxon Hill

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.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.