A mountainous landscape with dense forests and a dramatic sky.

$312 Cheap Flights from Denver (DEN) to Flagstaff (FLG)

View $312 flight on Tue, Oct 27, 2026Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Flagstaff Pulliam Field (FLG)

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Cheap Flights from Denver to Flagstaff (DEN-FLG)

Prices were available within the past 7 days and start at $312 for one-way flights and $450 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Dec 2 - Sat, Dec 5
DEN
Denver
FLG
Flagstaff
$450 Roundtrip, found 15 hours ago
$450
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Wed, Dec 2 from Denver to Flagstaff, returning Sat, Dec 5, priced at $450 found 15 hours ago
American Airlines
Wed, Dec 2 - Mon, Dec 7
DEN
Denver
FLG
Flagstaff
$462 Roundtrip, found 6 days ago
$462
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Dec 2 from Denver to Flagstaff, returning Mon, Dec 7, priced at $462 found 6 days ago
American Airlines
Wed, Mar 17 - Sat, Mar 20
DEN
Denver
FLG
Flagstaff
$480 Roundtrip, found 5 days ago
$480
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Mar 17 from Denver to Flagstaff, returning Sat, Mar 20, priced at $480 found 5 days ago
American Airlines
Fri, Oct 30 - Tue, Nov 3
DEN
Denver
FLG
Flagstaff
$482 Roundtrip, found 4 hours ago
$482
Roundtrip
found 4 hours ago
Select American Airlines flight, departing Fri, Oct 30 from Denver to Flagstaff, returning Tue, Nov 3, priced at $482 found 4 hours ago
American Airlines
Sat, Oct 17 - Tue, Oct 20
DEN
Denver
FLG
Flagstaff
$483 Roundtrip, found 21 hours ago
$483
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Sat, Oct 17 from Denver to Flagstaff, returning Tue, Oct 20, priced at $483 found 21 hours ago
American Airlines
Wed, Oct 21 - Tue, Oct 27
DEN
Denver
FLG
Flagstaff
$496 Roundtrip, found 6 days ago
$496
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Oct 21 from Denver to Flagstaff, returning Tue, Oct 27, priced at $496 found 6 days ago
American Airlines
Wed, Mar 3 - Sun, Mar 7
DEN
Denver
FLG
Flagstaff
$502 Roundtrip, found 6 days ago
$502
Roundtrip
found 6 days ago
Select American Airlines flight, departing Wed, Mar 3 from Denver to Flagstaff, returning Sun, Mar 7, priced at $502 found 6 days ago
American Airlines
Wed, Mar 17 - Sat, Mar 20
DEN
Denver
FLG
Flagstaff
$513 Roundtrip, found 5 days ago
$513
Roundtrip
found 5 days ago
Select American Airlines flight, departing Wed, Mar 17 from Denver to Flagstaff, returning Sat, Mar 20, priced at $513 found 5 days ago
American Airlines
Thu, Nov 5 - Thu, Nov 12
DEN
Denver
FLG
Flagstaff
$514 Roundtrip, found 5 hours ago
$514
Roundtrip
found 5 hours ago
Select American Airlines flight, departing Thu, Nov 5 from Denver to Flagstaff, returning Thu, Nov 12, priced at $514 found 5 hours ago
American Airlines
Fri, Nov 20 - Sat, Nov 21
DEN
Denver
FLG
Flagstaff
$515 Roundtrip, found 1 day ago
$515
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Nov 20 from Denver to Flagstaff, returning Sat, Nov 21, priced at $515 found 1 day ago

Alternative airports near Flagstaff

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Flagstaff Pulliam Field FLG. Cheapest and Closest option available. Average driving time to city center is 9 minutes. Flights from $572
FLG
Flagstaff Pulliam Field
CheapestClosest
Average driving time to city center9 min
Flights from $572

Find the cheapest month to fly from Denver (DEN) to Flagstaff (FLG)

February is typically the cheapest month to fly

From $305 - $405 per traveler.

What you need to know for your flight from Denver Intl. to Flagstaff Pulliam Field

Denver (DEN) to Flagstaff (FLG) at a glance

Travel from Denver (DEN) to Flagstaff (FLG) with a full-service airline on this convenient domestic short-haul route. Discover the flight options that suit your schedule as you embark on an adventure through Flagstaff’s renowned attractions and neighborhoods. Here, you’ll find essential information about flights from Denver International Airport to Flagstaff Pulliam Field Airport.

  • Fastest flight duration: around 3 hours in-flight, plus roughly 1h 45m layover with one stop
  • Route distance: roughly 500 miles (800 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $160–$400, depending on seasonality and how far ahead you book

Flights from Denver International Airport (DEN) to Flagstaff Pulliam Field Airport (FLG)

According to recent traveler bookings, the most popular airlines flying from Denver to Flagstaff typically offer one-stop services, often with a layover at Sky Harbor International Airport (PHX), lasting about 1 hour and 45 minutes. This allows travelers the flexibility to compare prices, total travel times, and cabin classes to create the best itinerary for their needs.

  • American Airlines: This major airline operates a comprehensive service with one-stop flights, offering one-way fares generally between $160 and $400. It dominates the departures for this route, featuring an in-flight duration of 3 hours and an overall travel time of approximately 4 hours and 30 minutes, including layovers.

Best time to fly from Denver (DEN) to Flagstaff (FLG)

The most popular months for travelers flying from Denver to Flagstaff are March, April, and September, when peak temperatures in Flagstaff reach up to 64.4°F in September. If you prefer quieter travel, consider May, the least busy time to visit with temperatures around 56.8°F and typically the lowest average one-way fare (around $211). Flight availability peaks in November, with approximately 11 flights per week, making it easier to find convenient departure times.

  • Cheapest time to fly: May usually offers good deals with average one-way fare around $211, roughly 20% cheaper than the yearly average.
  • Another budget-friendly time to fly: August typically offers an average one-way fare of around $217.
  • Most flight options: November has the highest number of flights from Denver to Flagstaff, with approximately 11 flights per week, giving you more flexibility in scheduling your trip.
calendar iconMonthtemperature iconTemperaturecrowd level iconDemandflights iconWeekly Flightsprice iconAverage one-way Fare
January32.0°F (0.0°C)Moderately Low8$283
February34.3°F (1.3°C)Average7$257
March41.0°F (5.0°C)Moderately High7$282
April49.1°F (9.5°C)Moderately High7$297
May56.8°F (13.8°C)Moderately Low7$211
June68.4°F (20.2°C)Average7$268
July71.4°F (21.9°C)Moderately Low7$299
August69.6°F (20.9°C)Average8$217
September64.4°F (18.0°C)Moderately High8$243
October52.7°F (11.5°C)Average8$280
November41.5°F (5.3°C)Average11$257
December32.7°F (0.4°C)Average7$275

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

Alternative route from Denver (DEN) to Flagstaff (FLG)

  • Denver to Sedona (DEN-SDX): Sedona Airport (SDX) lies approximately 21 miles from Flagstaff Pulliam Field Airport (FLG).

How to find the best prices for flights from Denver (DEN) to Flagstaff (FLG)

Getting some of the best deals on flights from Denver to Flagstaff is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, which aligns with when most travelers make their reservations. Evening departures (6 PM to 12 AM) often offer lower prices, while morning flights (5 AM to 12 PM) are more popular. Additionally, flying on Wednesday typically results in cheaper fares, even though Tuesday is the most commonly chosen travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Flagstaff hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Flagstaff Pulliam Field Airport from Denver International Airport

Flagstaff welcomes travelers from Denver with a range of transport options based on price, convenience, and proximity. Here's how to reach Flagstaff efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Flagstaff, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Flagstaff Pulliam Field Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Flagstaff Pulliam Field Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Flagstaff Pulliam Field Airport, Flagstaff Station, a train station, is located about 5.6 miles away by car, while Flagstaff Bus Station, a bus station, is approximately 7 miles away by car, providing convenient options for travelers seeking rail or longer-distance bus services.

Frequently asked questions

How much does a flight from Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field) cost?
You can find cheap one-way flights from $312 and cheap return flights from $450 Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field) with Expedia. One-way flights typically cost between $215 and $548, and return flights often range between $357 and $1044. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field)?
February is typically the cheapest month to fly from Denver (DEN) to Flagstaff (FLG), with average return fares around $355. This is about 18% lower than the average price throughout the year, as demand tends to decrease after the holiday season. Other cheap months to fly from Denver to Flagstaff include August and December.*Averages based on flights available on Expedia in the last year.
Which airlines fly direct from Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field)?
Enter DEN to FLG and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field)?
American Airlines is one of the cheapest airlines offering connecting flights from Denver Intl. (DEN) to Flagstaff Pulliam Field (FLG), with round-trip tickets starting from around $285. This route provides an affordable way to travel from Denver to Flagstaff. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field)?
To find a cheap flight from Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field)?
For flights from Denver, CO (DEN) to Flagstaff, AZ (FLG), February and December are the best months to consider. Average return flight prices are around $355, making these months budget-friendly. February offers a chance to enjoy Flagstaff's winter scenery, while December is great for holiday travel, providing a festive atmosphere.*Prices based on flights available on Expedia in the last year.
What is the earliest flight from Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field)?
The earliest flight from Denver International (DEN) to Flagstaff Pulliam Field (FLG) usually departs at around 5:00 AM, operated by American Airlines. This service is seasonal, active in July, which can help you make the most of your time in Flagstaff. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field)?
The most popular departure times for flights from Denver Intl. (DEN) to Flagstaff Pulliam Field (FLG) are in the early morning, from 6am to 9am. About 37% of passengers prefer this time window. American Airlines operates flights during this period. This timing is convenient for travelers looking to start their day early in Flagstaff.
How long does it take to fly from Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field)?
Flying from DEN to FLG with a connection usually takes about 6 hours 50 minutes, traveling roughly 503 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field)?
First class seats are offered on the DEN to FLG route with American Airlines.
How do I earn miles on a Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field) flight with Expedia?
It's easy to earn miles on a Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Flagstaff from Denver Intl. (DEN)?
From Denver Intl. (DEN), you can fly into Flagstaff Pulliam Field (FLG) to reach Flagstaff. Some flights may connect through major hubs like Telluride Regional (TEX), Los Angeles Intl. (LAX), Canyonlands Field (CNY) before reaching Flagstaff. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field) at the last minute?
Typically, booking a last minute flight from Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field) flight and hotel package?
Securing a Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field) Grand Canyon Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field)?
If you booked your Denver, CO (DEN-Denver Intl.) to Flagstaff, AZ (FLG-Flagstaff Pulliam Field) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Denver Intl.
Destination airport
Flagstaff Pulliam Field
Airlines serving
American Airlines
Roundtrip price
$449
Distance
502 mi

Book with confidence

Denver to Flagstaff Flights

The cheapest times to fly from Denver to Flagstaff

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Denver to Flagstaff are during the month of December. You can find some of the cheapest flights from Denver to Flagstaff with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Flagstaff

Sunday is one of the best days to book for cheap flights from Denver to Flagstaff: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Denver to Flagstaff

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Denver to Flagstaff in 2026. You can also book with separate airlines for your outbound and return journeys, from $312 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Denver to Flagstaff flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Denver to Flagstaff airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Denver to Flagstaff Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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