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

According to our current data, American Airlines ($386), offers the cheapest pricing from Louisville to Flagstaff. American Airlines is currently priced 45% below the average price you’ll pay for this route.

What is the cheapest day to fly from Louisville to Flagstaff?

Travelers seeking maximum savings on their Louisville to Flagstaff flight should consider departing on Friday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Flagstaff ranges from 0.4 - 2.7 inches per month. August is typically the wettest month, when rainfall can reach 2.7 in. June is typically the driest time to visit Flagstaff when rainfall is around 0.4 in.

If weather is an important factor for your trip to Flagstaff, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What is the cheapest day to fly round-trip from Louisville to Flagstaff?

Users have found that leaving on a Thursday can be a cost-effective option. It’s possible to save up to 96% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Louisville to Flagstaff?

August can be a great time to fly to Flagstaff from Louisville with a flight ticket averaging about $704. Cheapflights users have found deals in the month of August for as cheap as $365. The most expensive prices can be found in the month of December.

What is the cheapest time of day to fly from SDF to FLG?

When flying from Louisville to Flagstaff, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 50% versus a flight at noon.

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

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

How can I find direct flights from Louisville to Flagstaff?

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

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

Yes. Cheapflights offers flight deals from Louisville 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.

$206+ Flights from Louisville to Flagstaff

Q: How much does it cost to fly round-trip from Louisville to Flagstaff?

Airfare is below average for this route at the moment. Louisville to Flagstaff flights typically cost between $425 and $445 in October. The cheapest round-trip price found within the last 3 days was $386 on American Airlines (Oct 18-Oct 22).

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Cheap flight deals from Louisville to Flagstaff

Round-trip from	$386 (American Airlines)
One-way from	$206 (American Airlines)
Popular in	December
Cheapest in	August
Average price	$826

From Louisville Intl to Flagstaff Pulliam

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One-way flight from Louisville Intl to Flagstaff Pulliam

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Highest demand for flights based on searches. 6% potential increase in price ($47 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($36 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 Louisville to Flagstaff

Cheapest flights from Louisville to Flagstaff
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 July 29, 2025.

Sat 10/186:00 amSDF - FLG

1 stop7h 47mAmerican Airlines

Wed 10/2211:20 amFLG - SDF

1 stop5h 59mAmerican Airlines

Deal found 7/27

$386

Best flights from Louisville to Flagstaff
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 July 29, 2025.

Sat 10/186:00 amSDF - FLG

1 stop7h 47mAmerican Airlines

Wed 10/2211:20 amFLG - SDF

1 stop5h 59mAmerican Airlines

Deal found 7/27

$386

Last-minute flights from Louisville to Flagstaff
Discover last-minute flight deals from Louisville to Flagstaff. Data last updated July 29, 2025 and is based on user searches.

Fri 8/293:43 pmSDF - FLG

2 stops10h 09mAmerican Airlines

Tue 9/210:30 amFLG - SDF

2 stops8h 16mAmerican Airlines

Deal found 7/27

$541

One-way flights from Louisville to Flagstaff
Search for one-way flight options from Louisville to Flagstaff. Find affordable one-way fares based on user searches. Data last updated July 29, 2025.

Tue 10/79:44 amSDF - FLG

2 stops11h 13mAmerican Airlines

Deal found 7/28

$206

Cheapflights Fare Finder

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

Price

LouisvilleFlagstaff

SDF - FLG

SDFFLG

Louisville Intl

Sat 10/18

6:00 am-10:47 am

1 stop7h 47m

Flagstaff Pulliam

Wed 10/22

11:20 am-8:19 pm

1 stop5h 59m

$386

LouisvilleFlagstaff

SDF - FLG

SDFFLG

Louisville Intl

Tue 10/7

9:44 am-5:57 pm

2 stops11h 13m

$206

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

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.

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 Louisville to Flagstaff

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

Currently, July is the cheapest month in which you can book a flight from Louisville to Flagstaff (average of $548). Flying from Louisville 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.

How much does it cost to fly round-trip from Louisville to Flagstaff?

Reviews of airlines servicing Flagstaff

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.

American Airlines

7.2

Good

10,000 reviews

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

Reviews

1 / 20

2.0

Mediocre

Andrew,May 2025

LAX - MIA

Related info for your journey

What is the cheapest airline to fly from Louisville to Flagstaff round-trip?
According to our current data, American Airlines ($386), offers the cheapest pricing from Louisville to Flagstaff. American Airlines is currently priced 45% below the average price you’ll pay for this route.
Can I find deals for flights from Louisville to Flagstaff that include hotel bookings?
Yes. In addition to deals on Louisville to Flagstaff flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Louisville to Flagstaff?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Flagstaff.
Can I find deals for business class flights from Louisville to Flagstaff?
Yes. Cheapflights offers flight deals from Louisville 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 Louisville to Flagstaff?
Currently, July is the cheapest month in which you can book a flight from Louisville to Flagstaff (average of $548). Flying from Louisville 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.

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Top airline flying from Louisville to Flagstaff

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$425	Average$645	FlexibilityNo cancel fee	On-time71%

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$206+ Cheap flights from Louisville to Flagstaff (SDF - 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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Louisville to Flagstaff with Cheapflights

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2. Select your favorite providers

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Cheap flight deals from Louisville to Flagstaff

Round-trip from

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Popular in

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Average price

Find flight deals from Louisville to Flagstaff

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 July 29, 2025.

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 July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Louisville to Flagstaff that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Louisville to Flagstaff

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

How much does it cost to fly round-trip from Louisville to Flagstaff?

Reviews of airlines servicing Flagstaff

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.

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.

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

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

How can I find direct flights from Louisville to Flagstaff?

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

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

Traveling to a place near Flagstaff?

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Top airline flying from Louisville to Flagstaff

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Cheapest flights from Louisville to Flagstaff
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 July 29, 2025.