$322+ Cheap flights from Flagstaff to Denver (FLG - DEN)
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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
FLG — DEN
Jul 12 — Jul 191
Round-trip
1 adult, Economy
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Find cheap flights from Flagstaff to Denver 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 Denver
Cheapest
Best
Last-minute
One-way
Cheapest flights from Flagstaff to DenverExplore the most affordable flight options available from Flagstaff to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.
Explore the most affordable flight options available from Flagstaff to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.
This American Airlines deal was found by Cheapflights users on 6/10. 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 8/117:00 am
FLG
- DEN
1 stop3h 34m
American Airlines
Tue 8/1812:19 pm
DEN
- FLG
1 stop6h 30m
American Airlines
Deal found 6/10![American Airlines logo]()
$420
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 9/1912:37 pm
FLG
- DEN
1 stop6h 01m
American Airlines
Sun 9/277:15 am
DEN
- FLG
1 stop4h 58m
American Airlines
Deal found 6/11![American Airlines logo]()
$452
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 10/177:00 am
FLG
- DEN
1 stop7h 33m
American Airlines
Tue 10/2012:13 pm
DEN
- FLG
1 stop6h 19m
American Airlines
Deal found 6/10![American Airlines logo]()
$453
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/1311:38 am
FLG
- DEN
1 stop5h 33m
American Airlines
Mon 7/277:13 am
DEN
- FLG
1 stop4h 55m
American Airlines
Deal found 6/9![American Airlines logo]()
$484
This American Airlines deal was found by Cheapflights users on 6/10. 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 6/2311:43 am
FLG
- DEN
1 stop5h 33m
American Airlines
Tue 6/305:00 am
DEN
- FLG
1 stop7h 55m
American Airlines
Deal found 6/10![American Airlines logo]()
$486
This American Airlines deal was found by Cheapflights users on 6/10. 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 10/138:29 am
FLG
- DEN
1 stop5h 37m
American Airlines
Sun 10/186:30 am
DEN
- FLG
1 stop6h 29m
American Airlines
Deal found 6/10![American Airlines logo]()
$502
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 6/136:50 am
FLG
- DEN
1 stop3h 39m
American Airlines
Mon 6/158:08 am
DEN
- FLG
1 stop4h 05m
American Airlines
Deal found 6/10![American Airlines logo]()
$554
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Fri 6/126:50 am
FLG
- DEN
1 stop3h 39m
American Airlines
Mon 6/226:22 am
DEN
- FLG
1 stop6h 33m
American Airlines
Deal found 6/8![American Airlines logo]()
$562
This American Airlines deal was found by Cheapflights users on 6/9. 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 8/1710:30 am
FLG
- DEN
1 stop10h 12m
American Airlines
Fri 8/2112:19 pm
DEN
- FLG
1 stop22h 30m
American Airlines
Deal found 6/9![American Airlines logo]()
$573
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Sat 7/2511:38 am
FLG
- DEN
2 stops11h 12m
American Airlines
Sun 7/267:13 am
DEN
- FLG
1 stop4h 55m
American Airlines
Deal found 6/7![American Airlines logo]()
$576
Best flights from Flagstaff to DenverDiscover carefully curated flight deals from Flagstaff to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
Discover carefully curated flight deals from Flagstaff to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2026.
This American Airlines deal was found by Cheapflights users on 6/10. 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 8/117:00 am
FLG
- DEN
1 stop3h 34m
American Airlines
Tue 8/1812:19 pm
DEN
- FLG
1 stop6h 30m
American Airlines
Deal found 6/10![American Airlines logo]()
$420
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Wed 7/812:37 pm
FLG
- DEN
1 stop6h 04m
American Airlines
Sun 7/126:20 am
DEN
- FLG
1 stop6h 37m
American Airlines
Deal found 6/8![American Airlines logo]()
$452
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 9/1912:37 pm
FLG
- DEN
1 stop6h 01m
American Airlines
Mon 9/217:15 am
DEN
- FLG
1 stop3h 52m
American Airlines
Deal found 6/11![American Airlines logo]()
$452
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Sat 7/2512:37 pm
FLG
- DEN
1 stop6h 04m
American Airlines
Sun 7/265:00 am
DEN
- FLG
1 stop7h 57m
American Airlines
Deal found 6/7![American Airlines logo]()
$452
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 10/177:00 am
FLG
- DEN
1 stop7h 33m
American Airlines
Tue 10/2012:13 pm
DEN
- FLG
1 stop6h 19m
American Airlines
Deal found 6/10![American Airlines logo]()
$453
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 8/712:35 pm
FLG
- DEN
1 stop6h 03m
American Airlines
Sun 8/98:29 am
DEN
- FLG
1 stop3h 42m
American Airlines
Deal found 6/11![American Airlines logo]()
$484
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 8/1312:35 pm
FLG
- DEN
1 stop6h 03m
American Airlines
Mon 8/177:20 am
DEN
- FLG
1 stop5h 34m
American Airlines
Deal found 6/10![American Airlines logo]()
$484
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/1311:38 am
FLG
- DEN
1 stop5h 33m
American Airlines
Mon 7/277:13 am
DEN
- FLG
1 stop4h 55m
American Airlines
Deal found 6/9![American Airlines logo]()
$484
Last-minute flights from Flagstaff to DenverDiscover last-minute flight deals from Flagstaff to Denver. Data last updated June 12, 2026 and is based on user searches.
Discover last-minute flight deals from Flagstaff to Denver. Data last updated June 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Fri 6/126:50 am
FLG
- DEN
1 stop3h 39m
American Airlines
Mon 6/226:22 am
DEN
- FLG
1 stop6h 33m
American Airlines
Deal found 6/8![American Airlines logo]()
$562
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 6/136:50 am
FLG
- DEN
1 stop3h 39m
American Airlines
Mon 6/158:08 am
DEN
- FLG
1 stop4h 05m
American Airlines
Deal found 6/10![American Airlines logo]()
$554
This American Airlines deal was found by Cheapflights users on 6/10. 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 6/2311:43 am
FLG
- DEN
1 stop5h 33m
American Airlines
Tue 6/305:00 am
DEN
- FLG
1 stop7h 55m
American Airlines
Deal found 6/10![American Airlines logo]()
$486
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Thu 6/256:50 am
FLG
- DEN
1 stop3h 39m
American Airlines
Mon 6/297:13 am
DEN
- FLG
1 stop5h 42m
American Airlines
Deal found 6/8![American Airlines logo]()
$586
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 6/276:50 am
FLG
- DEN
1 stop3h 39m
American Airlines
Wed 7/18:08 am
DEN
- FLG
1 stop6h 10m
American Airlines
Deal found 6/11![American Airlines logo]()
$627
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Wed 7/812:37 pm
FLG
- DEN
1 stop6h 04m
American Airlines
Sun 7/126:20 am
DEN
- FLG
1 stop6h 37m
American Airlines
Deal found 6/8![American Airlines logo]()
$452
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Thu 7/911:38 am
FLG
- DEN
2 stops11h 12m
American Airlines
Sat 7/117:10 am
DEN
- FLG
1 stop3h 37m
American Airlines
Deal found 6/9![American Airlines logo]()
$593
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/1311:38 am
FLG
- DEN
1 stop5h 33m
American Airlines
Mon 7/277:13 am
DEN
- FLG
1 stop4h 55m
American Airlines
Deal found 6/9![American Airlines logo]()
$484
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Sun 7/196:50 am
FLG
- DEN
1 stop16h 48m
American Airlines
Fri 7/246:56 pm
DEN
- FLG
1 stop15h 51m
American Airlines
Deal found 6/9![American Airlines logo]()
$660
This American Airlines deal was found by Cheapflights users on 6/7. 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.
Sat 7/2511:38 am
FLG
- DEN
2 stops11h 12m
American Airlines
Sun 7/267:13 am
DEN
- FLG
1 stop4h 55m
American Airlines
Deal found 6/7![American Airlines logo]()
$576
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Fri 7/316:27 pm
FLG
- DEN
2 stops12h 41m
American Airlines
Sun 8/98:29 am
DEN
- FLG
1 stop3h 42m
American Airlines
Deal found 6/12![American Airlines logo]()
$595
One-way flights from Flagstaff to DenverSearch for one-way flight options from Flagstaff to Denver. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
Search for one-way flight options from Flagstaff to Denver. Find affordable one-way fares based on user searches. Data last updated June 12, 2026.
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 9/1812:37 pm
FLG
- DEN
1 stop18h 33m
American Airlines
Deal found 6/11![American Airlines logo]()
$322
This American Airlines deal was found by Cheapflights users on 6/10. 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.
Sat 6/2011:43 am
FLG
- DEN
1 stop5h 33m
American Airlines
Deal found 6/10![American Airlines logo]()
$356
This American Airlines deal was found by Cheapflights users on 6/11. 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 7/136:50 am
FLG
- DEN
1 stop3h 37m
American Airlines
Deal found 6/11![American Airlines logo]()
$377
This American Airlines deal was found by Cheapflights users on 6/10. 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 9/810:30 am
FLG
- DEN
1 stop3h 41m
American Airlines
Deal found 6/10![American Airlines logo]()
$423
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1810:40 am
FLG
- DEN
2 stops23h 12m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$490
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Fri 6/196:27 pm
FLG
- DEN
2 stops12h 40m
American Airlines
Deal found 6/9![American Airlines logo]()
$538
This American Airlines deal was found by Cheapflights users on 6/8. 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.
Wed 7/111:43 am
FLG
- DEN
2 stops11h 12m
American Airlines
Deal found 6/8![American Airlines logo]()
$549
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 9/1711:43 am
FLG
- DEN
2 stops9h 58m
American Airlines
Deal found 6/11![American Airlines logo]()
$578
This Kiwi.com deal was found by Cheapflights users on 6/8. 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 7/1311:38 am
FLG
- DEN
3 stops22h 42m
Multiple Airlines
Deal found 6/8![Multiple Airlines logo]()
$579
Find flight deals from Flagstaff to Denver
Discover tips and strategies to find the most affordable flight options for your journey from Flagstaff (FLG) to Denver (DEN). 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 June 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $420 (American Airlines) |
One-way from | $322 (American Airlines) |
Popular in | July |
Cheapest in | October |
Cheapflights Fare Finder
Customize your flight search to find flights from Flagstaff to Denver 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 June 12, 2026.
Use the filters below to find and compare flights from Flagstaff to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
FlagstaffDenver
FLG - DEN
FLGDEN
Flagstaff Pulliam
Tue 8/11
7:00 am-11:34 am
1 stop3h 34m
Denver Intl
Tue 8/18
12:19 pm-5:49 pm
1 stop6h 30m
$420
FlagstaffDenver
FLG - DEN
FLGDEN
Flagstaff Pulliam
Wed 7/8
12:37 pm-7:41 pm
1 stop6h 04m
Denver Intl
Sun 7/12
6:20 am-11:57 am
1 stop6h 37m
$452
FlagstaffDenver
FLG - DEN
FLGDEN
Flagstaff Pulliam
Sat 9/19
12:37 pm-7:38 pm
1 stop6h 01m
Denver Intl
Mon 9/21
7:15 am-10:07 am
1 stop3h 52m
$452
FlagstaffDenver
FLG - DEN
FLGDEN
Flagstaff Pulliam
Sat 7/25
12:37 pm-7:41 pm
1 stop6h 04m
Denver Intl
Sun 7/26
5:00 am-11:57 am
1 stop7h 57m
$452
FlagstaffDenver
FLG - DEN
FLGDEN
Flagstaff Pulliam
Sat 10/17
7:00 am-3:33 pm
1 stop7h 33m
Denver Intl
Tue 10/20
12:13 pm-5:32 pm
1 stop6h 19m
$453
Quickest round-trip
FlagstaffDenver
FLG - DEN
FLGDEN
Flagstaff Pulliam
Fri 8/7
12:35 pm-7:38 pm
1 stop6h 03m
Denver Intl
Sun 8/9
8:29 am-11:11 am
1 stop3h 42m
$484
FlagstaffDenver
FLG - DEN
FLGDEN
Flagstaff Pulliam
Thu 8/13
12:35 pm-7:38 pm
1 stop6h 03m
Denver Intl
Mon 8/17
7:20 am-11:54 am
1 stop5h 34m
$484
FlagstaffDenver
FLG - DEN
FLGDEN
Flagstaff Pulliam
Mon 7/13
11:38 am-6:11 pm
1 stop5h 33m
Denver Intl
Mon 7/27
7:13 am-11:08 am
1 stop4h 55m
$484
Cheapest one-way
FlagstaffDenver
FLG - DEN
FLGDEN
Flagstaff Pulliam
Fri 9/18
12:37 pm-8:10 am
1 stop18h 33m
$322
FlagstaffDenver
FLG - DEN
FLGDEN
Flagstaff Pulliam
Sat 6/20
11:43 am-6:16 pm
1 stop5h 33m
$356
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from Flagstaff to Denver
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 Denver in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Flagstaff-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Flagstaff-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Flagstaff-Denver flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Flagstaff-Denver 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-Denver 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 Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from Flagstaff with our price prediction graph.
FLG-DEN
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.
Reviews of airlines servicing Denver
Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated June 12, 2026.
Read through reviews of airlines operating flights from Flagstaff to Denver, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.1
Boarding
7.5
Entertainment
6.9
Crew
7.9
Comfort
7.2
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Overall
7.1
Boarding
7.5
Entertainment
6.9
Crew
7.9
Comfort
7.2
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Related info for your journey
Find useful and relevant information for your journey from Flagstaff to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
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Greeley
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Lone Tree
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Evergreen
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Alternative routes for Flagstaff to Denver
See prices for flight routes from nearby airports that may be better suited for you.
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Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 12, 2026.
Search flights from Flagstaff to Denver by cabin class
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Flagstaff and Denver flights
Browse other Flagstaff and Denver flight options. Last updated on June 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Flagstaff to Denver
Discover the top airline that operate flights from Flagstaff to Denver. 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 June 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$305 | Average$393 | FlexibilityNo cancel fee | On-time71% |