$431+ Cheap flights from Louisville to Flagstaff (SDF - FLG)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — FLG
Oct 12 — Oct 191
Round-trip
1 adult, Economy
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Find cheap flights from Louisville 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 Louisville to Flagstaff
Cheapest
Best
Last-minute
One-way
Cheapest flights from Louisville to FlagstaffExplore the most affordable flight options available from Louisville to Flagstaff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
Explore the most affordable flight options available from Louisville to Flagstaff. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 10/316:00 am -
1 stop9h 05m
Wed 11/41:22 pm -
1 stop8h 12m
Deal found 9/9![American Airlines logo]()
$486
This American Airlines deal was found by Cheapflights users on 9/7. 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 11/146:01 am -
1 stop8h 49m
Fri 11/201:27 pm -
1 stop5h 43m
Deal found 9/7![American Airlines logo]()
$577
This American Airlines deal was found by Cheapflights users on 9/8. 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 11/55:26 pm -
1 stop21h 24m
Thu 11/121:22 pm -
1 stop8h 12m
Deal found 9/8![American Airlines logo]()
$655
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/54:18 pm -
1 stop6h 32m
Fri 10/96:20 pm -
2 stops12h 12m
Deal found 9/9![American Airlines logo]()
$717
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 10/31:22 pm -
2 stops9h 45m
Sat 10/107:15 am -
1 stop8h 22m
Deal found 9/9![American Airlines logo]()
$747
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/26:18 am -
2 stops11h 42m
Sat 10/107:15 am -
1 stop8h 22m
Deal found 9/9![American Airlines logo]()
$751
Best flights from Louisville to FlagstaffDiscover carefully curated flight deals from Louisville to Flagstaff that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Louisville to Flagstaff that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Sat 10/316:00 am -
1 stop9h 05m
Wed 11/41:22 pm -
1 stop8h 12m
Deal found 9/8![American Airlines logo]()
$486
This American Airlines deal was found by Cheapflights users on 9/11. 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 2/48:00 am -
1 stop6h 54m
Sun 2/71:24 pm -
1 stop7h 41m
Deal found 9/11![American Airlines logo]()
$546
This American Airlines deal was found by Cheapflights users on 9/7. 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 11/146:01 am -
1 stop8h 49m
Fri 11/201:27 pm -
1 stop5h 43m
Deal found 9/7![American Airlines logo]()
$577
This American Airlines deal was found by Cheapflights users on 9/9. 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 3/88:00 am -
1 stop6h 52m
Sat 3/131:22 pm -
1 stop8h 13m
Deal found 9/9![American Airlines logo]()
$587
Last-minute flights from Louisville to FlagstaffDiscover last-minute flight deals from Louisville to Flagstaff. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Louisville to Flagstaff. Data last updated September 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/26:18 am -
2 stops11h 42m
Sat 10/107:15 am -
1 stop8h 22m
Deal found 9/9![American Airlines logo]()
$751
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 10/31:22 pm -
2 stops9h 45m
Sat 10/107:15 am -
1 stop8h 22m
Deal found 9/9![American Airlines logo]()
$747
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/54:18 pm -
1 stop6h 32m
Fri 10/96:20 pm -
2 stops12h 12m
Deal found 9/9![American Airlines logo]()
$717
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 10/316:00 am -
1 stop9h 05m
Wed 11/41:22 pm -
1 stop8h 12m
Deal found 9/9![American Airlines logo]()
$486
One-way flights from Louisville to FlagstaffSearch for one-way flight options from Louisville to Flagstaff. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Louisville to Flagstaff. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This American Airlines deal was found by Cheapflights users on 9/6. 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 9/2612:38 pm -
2 stops10h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$431
Find flight deals from Louisville to Flagstaff
Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) 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 September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $486 (American Airlines) |
One-way from | $431 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisville 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 September 12, 2026.
Use the filters below to find and compare flights from Louisville to Flagstaff that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
LouisvilleFlagstaff
SDF Louisville Intl - FLG Flagstaff Pulliam
SDFFLG
Louisville Intl
Sat 9/26
12:38 pm-8:07 pm
2 stops10h 29m
Flagstaff Pulliam
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$431
LouisvilleFlagstaff
SDF Louisville Intl - FLG Flagstaff Pulliam
SDFFLG
Louisville Intl
Sat 10/31
6:00 am-12:05 pm
1 stop9h 05m
Flagstaff Pulliam
Wed 11/4
1:22 pm-11:34 pm
1 stop8h 12m
$486
LouisvilleFlagstaff
SDF Louisville Intl - FLG Flagstaff Pulliam
SDFFLG
Louisville Intl
Thu 2/4
8:00 am-12:54 pm
1 stop6h 54m
Flagstaff Pulliam
Sun 2/7
1:24 pm-11:05 pm
1 stop7h 41m
$546
LouisvilleFlagstaff
SDF Louisville Intl - FLG Flagstaff Pulliam
SDFFLG
Louisville Intl
Sat 11/14
6:01 am-12:50 pm
1 stop8h 49m
Flagstaff Pulliam
Fri 11/20
1:27 pm-9:10 pm
1 stop5h 43m
$577
LouisvilleFlagstaff
SDF Louisville Intl - FLG Flagstaff Pulliam
SDFFLG
Louisville Intl
Mon 3/8
8:00 am-12:52 pm
1 stop6h 52m
Flagstaff Pulliam
Sat 3/13
1:22 pm-11:35 pm
1 stop8h 13m
$587
Sorted by cheapest first
Compare providers for flights from Louisville 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 Louisville to Flagstaff in September.
| 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 Louisville-Flagstaff flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Flagstaff flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Flagstaff flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Louisville-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 Louisville-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 Louisville to Flagstaff
Have a flexible travel schedule? Discover the best time to fly to Flagstaff from Louisville with our price prediction graph.
SDF-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 September 12, 2026.
Peruse reviews from past customers who have flown with American Airlines from Louisville 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.
Boarding
7.5
Food
6.4
Overall
7.1
Entertainment
6.8
Comfort
7.2
Crew
7.9
Reviews
1 / 20
6.0
GoodKristin,Jul 2026
DCA - PHX
Boarding
7.5
Food
6.4
Overall
7.1
Entertainment
6.8
Comfort
7.2
Crew
7.9
Reviews
1 / 20
6.0
GoodKristin,Jul 2026
DCA - PHX
Related info for your journey
Find useful and relevant information for your journey from Louisville to Flagstaff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Louisville and Flagstaff flights
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Top airline flying from Louisville to Flagstaff
Discover the top airline that operate flights from Louisville 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 September 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$415 | Average$515 | FlexibilityNo cancel fee | On-time71% |