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Flagstaff

$175+ Cheap flights from Denver to Flagstaff (DEN - FLG)

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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — FLG
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Denver to Flagstaff

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Flagstaff (FLG). 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 July 29, 2025.

Round-trip from

$316
(American Airlines)

One-way from

$175
(American Airlines)

Popular in

January

Cheapest in

August

Average price

$509
From Denver Intl to Flagstaff Pulliam
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One-way flight from Denver Intl to Flagstaff Pulliam
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Highest demand for flights based on searches. 12% potential increase in price ($80 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Denver to Flagstaff

Cheapest flights from Denver to Flagstaff
Explore the most affordable flight options available from Denver to Flagstaff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/187:10 amDEN - FLG
1 stop3h 48mAmerican Airlines
Thu 8/2110:30 amFLG - DEN
1 stop6h 48mAmerican Airlines
Deal found 7/28$316

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to Flagstaff 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 July 29, 2025.
Use the filters below to find and compare flights from Denver to Flagstaff that are best for you.

Fly from

Denver

Fly to

Flagstaff

Route

Depart

Return

Price

DenverFlagstaff

DEN - FLG

DENFLG

Denver Intl

Mon 8/18

7:10 am-9:58 am

1 stop3h 48m

Flagstaff Pulliam

Thu 8/21

10:30 am-6:18 pm

1 stop6h 48m

$316

DenverFlagstaff

DEN - FLG

DENFLG

Denver Intl

Sun 8/24

7:10 am-9:58 am

1 stop3h 48m

$175

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Best time to book a flight from Denver to Flagstaff

Have a flexible travel schedule? Discover the best time to fly to Flagstaff from Denver 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 Denver to Flagstaff

What is the cheapest month to book a flight from Denver to Flagstaff?

Currently, July is the cheapest month in which you can book a flight from Denver to Flagstaff (average of $548). Flying from Denver to Flagstaff in March is currently the most expensive (average of $660). 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 DEN to FLG?

Find hourly flight availability from Denver to Flagstaff. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

When flying from Denver to Flagstaff, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 3% versus a flight in the morning.

Reviews of airlines servicing Flagstaff

Get insights into the airlines that provide service to Flagstaff. 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 Flagstaff. Reviews last updated July 29, 2025.
See what other customers who have flown with American Airlines from Denver to Flagstaff have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Entertainment

6.9

Comfort

7.2

Crew

8.0

Food

6.5

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Entertainment

6.9

Comfort

7.2

Crew

8.0

Food

6.5

Overall

7.2

Reviews

1 / 20
2.0
Mediocre

Andrew,May 2025

LAX - MIA

2 hour delay. Discovered an engine problem late, we boarded the plane and they asked us to come off. To add insult to injury nothing was given to passengers to make amends. No free drink. No extra food or snacks. No free WiFi. Gimme a break

Related info for your journey

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

  • What is the cheapest airline to fly from Denver to Flagstaff round-trip?

    According to our current data, American Airlines ($316), offers the cheapest pricing from Denver to Flagstaff. This flight start at 44% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Denver to Flagstaff?

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

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

    Yes. Cheapflights offers flight deals from Denver to Flagstaff 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 Denver to Flagstaff?

    Currently, July is the cheapest month in which you can book a flight from Denver to Flagstaff (average of $548). Flying from Denver to Flagstaff in March is currently the most expensive (average of $660). 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
Williams
Winslow

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Top airline flying from Denver to Flagstaff

Discover the top airline that operate flights from Denver to Flagstaff. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$385Average$569FlexibilityNo cancel feeOn-time71%

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