$395+ Cheap flights from Knoxville to Flagstaff (TYS - 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — FLG
Sep 24 — Oct 11
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Knoxville to Flagstaff 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 Knoxville to Flagstaff
Cheapest
Best
Last-minute
One-way
Cheapest flights from Knoxville to FlagstaffExplore the most affordable flight options available from Knoxville to Flagstaff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2026.
Explore the most affordable flight options available from Knoxville to Flagstaff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 25, 2026.
This American Airlines deal was found by Cheapflights users on 8/23. 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 10/206:00 am -
1 stop9h 05m
Mon 10/2612:45 pm -
1 stop6h 00m
Deal found 8/23![American Airlines logo]()
$496
This American Airlines deal was found by Cheapflights users on 8/22. 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 10/257:25 am -
1 stop7h 40m
Sat 10/317:15 am -
1 stop6h 21m
Deal found 8/22![American Airlines logo]()
$537
This American Airlines deal was found by Cheapflights users on 8/22. 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 10/1012:53 pm -
2 stops10h 46m
Thu 10/1512:45 pm -
1 stop7h 33m
Deal found 8/22![American Airlines logo]()
$547
This American Airlines deal was found by Cheapflights users on 8/24. 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 10/2412:53 pm -
2 stops10h 46m
Sun 10/256:20 pm -
2 stops11h 12m
Deal found 8/24![American Airlines logo]()
$552
This American Airlines deal was found by Cheapflights users on 8/23. 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 10/206:00 am -
1 stop9h 05m
Tue 10/2712:45 pm -
1 stop7h 33m
Deal found 8/23![American Airlines logo]()
$566
This American Airlines deal was found by Cheapflights users on 8/22. 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 11/115:30 am -
2 stops8h 41m
Sun 11/157:05 pm -
2 stops12h 40m
Deal found 8/22![American Airlines logo]()
$577
This American Airlines deal was found by Cheapflights users on 8/23. 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 8/276:03 am -
1 stop8h 51m
Sat 8/2912:35 pm -
1 stop7h 43m
Deal found 8/23![American Airlines logo]()
$578
Best flights from Knoxville to FlagstaffDiscover carefully curated flight deals from Knoxville to Flagstaff that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
Discover carefully curated flight deals from Knoxville to Flagstaff that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 25, 2026.
This American Airlines deal was found by Cheapflights users on 8/22. 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 11/115:30 am -
1 stop9h 20m
Sun 11/157:05 pm -
2 stops12h 40m
Deal found 8/22![American Airlines logo]()
$506
This American Airlines deal was found by Cheapflights users on 8/22. 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 10/1012:53 pm -
2 stops10h 46m
Thu 10/1512:45 pm -
1 stop7h 33m
Deal found 8/22![American Airlines logo]()
$547
This American Airlines deal was found by Cheapflights users on 8/24. 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 10/2412:53 pm -
2 stops10h 46m
Sun 10/256:20 pm -
2 stops11h 12m
Deal found 8/24![American Airlines logo]()
$552
This American Airlines deal was found by Cheapflights users on 8/23. 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 10/206:00 am -
1 stop9h 05m
Tue 10/2712:45 pm -
1 stop7h 33m
Deal found 8/23![American Airlines logo]()
$566
This American Airlines deal was found by Cheapflights users on 8/23. 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 10/216:00 am -
1 stop9h 05m
Tue 10/277:15 am -
1 stop6h 21m
Deal found 8/23![American Airlines logo]()
$566
This American Airlines deal was found by Cheapflights users on 8/22. 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 10/256:00 am -
2 stops8h 16m
Sat 10/3112:45 pm -
1 stop7h 33m
Deal found 8/22![American Airlines logo]()
$574
This American Airlines deal was found by Cheapflights users on 8/23. 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 10/216:00 am -
1 stop9h 05m
Sun 10/256:20 pm -
2 stops13h 03m
Deal found 8/23![American Airlines logo]()
$647
This American Airlines deal was found by Cheapflights users on 8/23. 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 10/206:00 am -
1 stop9h 05m
Sun 10/256:20 pm -
2 stops13h 03m
Deal found 8/23![American Airlines logo]()
$647
This American Airlines deal was found by Cheapflights users on 8/23. 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 10/193:00 pm -
1 stop7h 49m
Mon 10/2612:45 pm -
2 stops8h 10m
Deal found 8/23![American Airlines logo]()
$677
Last-minute flights from Knoxville to FlagstaffDiscover last-minute flight deals from Knoxville to Flagstaff. Data last updated August 25, 2026 and is based on user searches.
Discover last-minute flight deals from Knoxville to Flagstaff. Data last updated August 25, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/22. 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 8/266:03 am -
1 stop8h 51m
Fri 8/2812:35 pm -
1 stop7h 43m
Deal found 8/22![American Airlines logo]()
$806
This American Airlines deal was found by Cheapflights users on 8/23. 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 8/276:03 am -
1 stop8h 51m
Sat 8/2912:35 pm -
1 stop7h 43m
Deal found 8/23![American Airlines logo]()
$578
This American Airlines deal was found by Cheapflights users on 8/22. 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 9/36:03 am -
1 stop8h 51m
Tue 9/812:35 pm -
1 stop7h 43m
Deal found 8/22![American Airlines logo]()
$743
This American Airlines deal was found by Cheapflights users on 8/22. 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 9/36:03 am -
1 stop8h 51m
Mon 9/710:30 am -
2 stops9h 48m
Deal found 8/22![American Airlines logo]()
$937
This American Airlines deal was found by Cheapflights users on 8/22. 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 9/411:40 am -
2 stops25h 09m
Tue 9/812:35 pm -
1 stop7h 43m
Deal found 8/22![American Airlines logo]()
$979
One-way flights from Knoxville to FlagstaffSearch for one-way flight options from Knoxville to Flagstaff. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
Search for one-way flight options from Knoxville to Flagstaff. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
This American Airlines deal was found by Cheapflights users on 8/21. 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 9/16:03 am -
1 stop8h 51m
Deal found 8/21![American Airlines logo]()
$395
Find flight deals from Knoxville to Flagstaff
Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) 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 August 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $496 (American Airlines) |
One-way from | $395 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Knoxville 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 7,457,451 searches. Data last updated August 25, 2026.
Use the filters below to find and compare flights from Knoxville to Flagstaff that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KnoxvilleFlagstaff
TYS Knoxville McGhee Tyson - FLG Flagstaff Pulliam
TYSFLG
Knoxville McGhee Tyson
Wed 11/11
5:30 am-12:50 pm
1 stop9h 20m
Flagstaff Pulliam
Sun 11/15
7:05 pm-9:45 am
2 stops12h 40m
$506
KnoxvilleFlagstaff
TYS Knoxville McGhee Tyson - FLG Flagstaff Pulliam
TYSFLG
Knoxville McGhee Tyson
Sat 10/10
12:53 pm-8:39 pm
2 stops10h 46m
Flagstaff Pulliam
Thu 10/15
12:45 pm-11:18 pm
1 stop7h 33m
$547
KnoxvilleFlagstaff
TYS Knoxville McGhee Tyson - FLG Flagstaff Pulliam
TYSFLG
Knoxville McGhee Tyson
Sat 10/24
12:53 pm-8:39 pm
2 stops10h 46m
Flagstaff Pulliam
Sun 10/25
6:20 pm-8:32 am
2 stops11h 12m
$552
KnoxvilleFlagstaff
TYS Knoxville McGhee Tyson - FLG Flagstaff Pulliam
TYSFLG
Knoxville McGhee Tyson
Tue 10/20
6:00 am-12:05 pm
1 stop9h 05m
Flagstaff Pulliam
Tue 10/27
12:45 pm-11:18 pm
1 stop7h 33m
$566
Quickest round-trip
KnoxvilleFlagstaff
TYS Knoxville McGhee Tyson - FLG Flagstaff Pulliam
TYSFLG
Knoxville McGhee Tyson
Wed 10/21
6:00 am-12:05 pm
1 stop9h 05m
Flagstaff Pulliam
Tue 10/27
7:15 am-4:36 pm
1 stop6h 21m
$566
KnoxvilleFlagstaff
TYS Knoxville McGhee Tyson - FLG Flagstaff Pulliam
TYSFLG
Knoxville McGhee Tyson
Sun 10/25
6:00 am-11:16 am
2 stops8h 16m
Flagstaff Pulliam
Sat 10/31
12:45 pm-11:18 pm
1 stop7h 33m
$574
KnoxvilleFlagstaff
TYS Knoxville McGhee Tyson - FLG Flagstaff Pulliam
TYSFLG
Knoxville McGhee Tyson
Wed 10/21
6:00 am-12:05 pm
1 stop9h 05m
Flagstaff Pulliam
Sun 10/25
6:20 pm-10:23 am
2 stops13h 03m
$647
KnoxvilleFlagstaff
TYS Knoxville McGhee Tyson - FLG Flagstaff Pulliam
TYSFLG
Knoxville McGhee Tyson
Tue 10/20
6:00 am-12:05 pm
1 stop9h 05m
Flagstaff Pulliam
Sun 10/25
6:20 pm-10:23 am
2 stops13h 03m
$647
KnoxvilleFlagstaff
TYS Knoxville McGhee Tyson - FLG Flagstaff Pulliam
TYSFLG
Knoxville McGhee Tyson
Mon 10/19
3:00 pm-7:49 pm
1 stop7h 49m
Flagstaff Pulliam
Mon 10/26
12:45 pm-11:55 pm
2 stops8h 10m
$677
Cheapest one-way
Quickest one-way
KnoxvilleFlagstaff
TYS Knoxville McGhee Tyson - FLG Flagstaff Pulliam
TYSFLG
Knoxville McGhee Tyson
Tue 9/1
6:03 am-11:54 am
1 stop8h 51m
$395
Sorted by cheapest first
Compare providers for flights from Knoxville to Flagstaff
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 Knoxville to Flagstaff in August.
| 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 Knoxville-Flagstaff flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Flagstaff flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Flagstaff flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Knoxville-Flagstaff 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 Knoxville-Flagstaff 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 Knoxville to Flagstaff
Have a flexible travel schedule? Discover the best time to fly to Flagstaff from Knoxville with our price prediction graph.
TYS-FLG
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 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 August 25, 2026.
Peruse reviews from past customers who have flown with American Airlines from Knoxville to Flagstaff 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.
Entertainment
6.8
Crew
7.9
Boarding
7.5
Comfort
7.2
Overall
7.1
Food
6.4
Reviews
1 / 20
6.0
GoodKristin,Jul 2026
DCA - PHX
Entertainment
6.8
Crew
7.9
Boarding
7.5
Comfort
7.2
Overall
7.1
Food
6.4
Reviews
1 / 20
6.0
GoodKristin,Jul 2026
DCA - PHX
Related info for your journey
Find useful and relevant information for your journey from Knoxville to Flagstaff. 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 Flagstaff?
Book flights to Flagstaff if you plan to visit one of these locationsWilliams
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
Complete your trip
Flights by cabin class
Other flight options
Other flights from Knoxville
Popular flights
Alternative routes for Knoxville to Flagstaff
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Flagstaff by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Knoxville to Flagstaff by cabin class
Find flights from Knoxville to Flagstaff, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Knoxville and Flagstaff flights
Browse other Knoxville and Flagstaff flight options. Last updated on August 25, 2026.
Other flights from Knoxville
Browse through other flights departing from Knoxville. Flights are based on user searches made on Cheapflights and were last updated on August 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Knoxville to Flagstaff
Discover the top airline that operate flights from Knoxville 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 7,457,451 searches. Data last updated August 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$415 | Average$545 | FlexibilityNo cancel fee | On-time71% |