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Cheap flights from St. Louis to Flagstaff (STL - FLG) from $253

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — FLG
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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Cheap flight deals from St. Louis to Flagstaff

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) 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 May 16, 2024.

Popular in

December

Cheapest in

April

Round-trip from

$538

One-way from

$253
High demand for flights, 16% potential price rise
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Best time to find cheap flights, 12% potential price drop
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From Lambert-St Louis to Flagstaff Pulliam
Search Deals
One-way flight from Lambert-St Louis to Flagstaff Pulliam
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What is the cheapest day to fly round-trip from St. Louis to Flagstaff?

Users have found that flying from St. Louis to Flagstaff on a Monday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest month to fly from St. Louis to Flagstaff?

April can be a great time to fly to Flagstaff from St. Louis with a flight ticket averaging about $645. Cheapflights users have found deals in the month of April for as cheap as $418. The most expensive prices can be found in the month of December.

When is the cheapest time to fly from St. Louis to Flagstaff (STL - FLG)?

It’s typically best to fly out from St. Louis to Flagstaff in the afternoon. Doing so could potentially save you 9% on the flight price compared to flying at noon, which is usually more expensive.

Cheap American Airlines flights from St. Louis to Flagstaff

Explore cheap flight options specifically provided by American Airlines for the route between St. Louis and Flagstaff. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Tue 9/248:05 amSTL - FLG
1 stop5h 12mAmerican Airlines
Thu 10/36:57 amFLG - STL
1 stop5h 11mAmerican Airlines
Deal found 5/15$517
Wed 7/106:09 pmSTL - FLG
1 stop5h 20mAmerican Airlines
Sun 7/1410:18 amFLG - STL
1 stop5h 01mAmerican Airlines
Deal found 5/15$524
Tue 9/2411:08 amSTL - FLG
2 stops8h 21mAmerican Airlines
Thu 10/36:57 amFLG - STL
1 stop5h 11mAmerican Airlines
Deal found 5/15$525
Wed 7/107:00 amSTL - FLG
2 stops12h 35mAmerican Airlines
Sun 7/148:21 amFLG - STL
1 stop6h 58mAmerican Airlines
Deal found 5/15$533
Fri 9/69:50 amSTL - FLG
2 stops8h 26mAmerican Airlines
Sat 9/148:20 amFLG - STL
2 stops9h 38mAmerican Airlines
Deal found 5/15$578
Tue 7/307:40 amSTL - FLG
1 stop15h 49mAmerican Airlines
Thu 8/17:00 amFLG - STL
1 stop7h 50mAmerican Airlines
Deal found 5/15$588
Tue 7/307:40 amSTL - FLG
1 stop15h 49mAmerican Airlines
Thu 8/111:45 amFLG - STL
2 stops9h 44mAmerican Airlines
Deal found 5/15$596
Fri 9/65:54 amSTL - FLG
1 stop15h 42mAmerican Airlines
Sat 9/146:57 amFLG - STL
1 stop5h 11mAmerican Airlines
Deal found 5/15$597
Fri 9/65:54 amSTL - FLG
1 stop15h 42mAmerican Airlines
Sat 9/148:20 amFLG - STL
2 stops12h 04mAmerican Airlines
Deal found 5/15$607

Cheap St. Louis to Flagstaff flights in May & June 2024

Find cheap flight options from St. Louis to Flagstaff specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 16, 2024.
Fri 5/178:00 amSTL - FLG
1 stop5h 14mAmerican Airlines
Mon 5/206:40 pmFLG - STL
2 stops13h 13mAmerican Airlines
Deal found 5/15$818
Fri 5/175:21 amSTL - FLG
2 stops7h 53mAmerican Airlines
Mon 5/206:40 pmFLG - STL
2 stops13h 13mAmerican Airlines
Deal found 5/15$823
Fri 5/178:00 amSTL - FLG
1 stop5h 14mAmerican Airlines
Mon 5/206:40 pmFLG - STL
1 stop17h 08mAmerican Airlines
Deal found 5/15$1,140

St. Louis to Flagstaff 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Flagstaff in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Tue 9/248:05 amSTL - FLG
1 stop5h 12mAmerican Airlines
Thu 10/36:57 amFLG - STL
1 stop5h 11mAmerican Airlines
Deal found 5/15$517
Wed 7/106:09 pmSTL - FLG
1 stop5h 20mAmerican Airlines
Sun 7/1410:18 amFLG - STL
1 stop5h 01mAmerican Airlines
Deal found 5/15$524
Tue 9/2411:08 amSTL - FLG
2 stops8h 21mAmerican Airlines
Thu 10/36:57 amFLG - STL
1 stop5h 11mAmerican Airlines
Deal found 5/15$525
Wed 7/107:00 amSTL - FLG
2 stops12h 35mAmerican Airlines
Sun 7/148:21 amFLG - STL
1 stop6h 58mAmerican Airlines
Deal found 5/15$533
Fri 9/69:50 amSTL - FLG
2 stops8h 26mAmerican Airlines
Sat 9/148:20 amFLG - STL
2 stops9h 38mAmerican Airlines
Deal found 5/15$578
Tue 7/307:40 amSTL - FLG
1 stop15h 49mAmerican Airlines
Thu 8/17:00 amFLG - STL
1 stop7h 50mAmerican Airlines
Deal found 5/15$588
Tue 7/307:40 amSTL - FLG
1 stop15h 49mAmerican Airlines
Thu 8/111:45 amFLG - STL
2 stops9h 44mAmerican Airlines
Deal found 5/15$596
Fri 9/65:54 amSTL - FLG
1 stop15h 42mAmerican Airlines
Sat 9/146:57 amFLG - STL
1 stop5h 11mAmerican Airlines
Deal found 5/15$597
Fri 9/65:54 amSTL - FLG
1 stop15h 42mAmerican Airlines
Sat 9/148:20 amFLG - STL
2 stops12h 04mAmerican Airlines
Deal found 5/15$607

One-way flights to Flagstaff from St. Louis

Search for one-way flight options from St. Louis to Flagstaff. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Tue 10/82:05 pmSTL - FLG
1 stop7h 31mAmerican Airlines
Deal found 5/16$253
Tue 10/89:50 amSTL - FLG
2 stops9h 39mAmerican Airlines
Deal found 5/16$258

Find flights from St. Louis to Flagstaff within your budget

Customize your flight search to find flights from St. Louis 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 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$517 - $607

Route

Depart

Return

Price

Lambert-St LouisFlagstaff Pulliam

STL - FLG

STLFLG

Lambert-St Louis

Tue 9/24

1 stop5h 12m

Flagstaff Pulliam

Thu 10/3

1 stop5h 11m

$517

Lambert-St LouisFlagstaff Pulliam

STL - FLG

STLFLG

Lambert-St Louis

Wed 7/10

1 stop5h 20m

Flagstaff Pulliam

Sun 7/14

1 stop5h 01m

$524

Lambert-St LouisFlagstaff Pulliam

STL - FLG

STLFLG

Lambert-St Louis

Tue 9/24

2 stops8h 21m

Flagstaff Pulliam

Thu 10/3

1 stop5h 11m

$525

Lambert-St LouisFlagstaff Pulliam

STL - FLG

STLFLG

Lambert-St Louis

Wed 7/10

2 stops12h 35m

Flagstaff Pulliam

Sun 7/14

1 stop6h 58m

$533

Lambert-St LouisFlagstaff Pulliam

STL - FLG

STLFLG

Lambert-St Louis

Fri 9/6

2 stops8h 26m

Flagstaff Pulliam

Sat 9/14

2 stops9h 38m

$578

Lambert-St LouisFlagstaff Pulliam

STL - FLG

STLFLG

Lambert-St Louis

Tue 7/30

1 stop15h 49m

Flagstaff Pulliam

Thu 8/1

1 stop7h 50m

$588

Lambert-St LouisFlagstaff Pulliam

STL - FLG

STLFLG

Lambert-St Louis

Tue 7/30

1 stop15h 49m

Flagstaff Pulliam

Thu 8/1

2 stops9h 44m

$596

Lambert-St LouisFlagstaff Pulliam

STL - FLG

STLFLG

Lambert-St Louis

Fri 9/6

1 stop15h 42m

Flagstaff Pulliam

Sat 9/14

1 stop5h 11m

$597

Lambert-St LouisFlagstaff Pulliam

STL - FLG

STLFLG

Lambert-St Louis

Fri 9/6

1 stop15h 42m

Flagstaff Pulliam

Sat 9/14

2 stops12h 04m

$607

Flights are sorted by cheapest first

Deals found on 5/15

When is the cheapest time to fly from St. Louis to Flagstaff?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Flagstaff. Price data was last updated on May 12, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Flagstaff flight should consider departing on Monday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Flagstaff by month

Plan your trip from St. Louis to Flagstaff by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Flagstaff is currently $256 while a round-trip flight costs $563. Price data was last updated on May 12, 2024.

Currently, January is the cheapest month in which you can book a flight from St. Louis to Flagstaff (average of $538). Flying from St. Louis to Flagstaff in June is currently the most expensive (average of $659). 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.

January

$538

February

$568

March

$640

April

$623

May

$645

June

$659

July

$643

August

$620

September

$593

October

$604

November

$584

December

$573

Temperature and rainfall in Flagstaff by month

Plan your trip to Flagstaff by taking into account the average temperature and rainfall totals by month.

FLG

Temperature

32 - 71.6 °F

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 May 16, 2024.
American Airlines
7.3
Good
14,514 reviews
Check prices

Crew

8.0

Food

6.6

Overall

7.3

Boarding

7.6

Comfort

7.2

Entertainment

7.1

Reviews

1 / 10

Allow you to take your carry on with you on the plane. It was a full flight and I had to check my bag. As we boarded, a few people who came after me were able to take their bags on the plane.

American Airlines
7.3
Good
14,514 reviews
American Airlines
7.3
Good
14,514 reviews
Check prices

Crew

8.0

Food

6.6

Overall

7.3

Boarding

7.6

Comfort

7.2

Entertainment

7.1

Reviews

1 / 10

Allow you to take your carry on with you on the plane. It was a full flight and I had to check my bag. As we boarded, a few people who came after me were able to take their bags on the plane.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Flagstaff. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from St. Louis to Flagstaff for under $600 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Flagstaff for under $600. The cheapest flight booked recently is on American Airlines for just $517, but on average you can expect to pay $606.

  • What is the cheapest airline to fly from St. Louis to Flagstaff round-trip?

    Our cheapest airline available from St. Louis to Flagstaff is American Airlines. Our recent data shows that you can find tickets from as low as $517 on this airline. Users have found that American Airlines is 19% cheaper than the other options available to this destination.

  • What does STL to FLG mean?

    Lambert-St Louis Airport is STL and Flagstaff Pulliam Airport is FLG. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from St. Louis to Flagstaff that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Flagstaff flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Flagstaff with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Flagstaff flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from St. Louis to Flagstaff that include hotel bookings?

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

  • How can I find direct flights from St. Louis to Flagstaff?

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

  • Can I find deals for business class flights from St. Louis to Flagstaff?

    Yes. Cheapflights offers flight deals from St. Louis 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.

  • Can I find deals for flights from St. Louis to Flagstaff that allow pets onboard?

    Many airlines flying from St. Louis to Flagstaff offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Flagstaff?

    Yes, you can often find last-minute deals on St. Louis to Flagstaff flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Flagstaff flight deals updated?

    The St. Louis to Flagstaff flight deals you see on this page were last updated on 5/15.

See more FAQs

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Top airline flying from St. Louis to Flagstaff

Discover the top airline that operate flights from St. Louis 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 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$549Average$639FlexibilityNo cancel feeOn-time71%
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Search flights from St. Louis to Flagstaff by cabin class

Find flights from St. Louis to Flagstaff, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Business Class
Prem Econ Class
Economy Class

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Flagstaff?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from St. Louis to Flagstaff. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Flagstaff?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from St. Louis to Flagstaff for you. Better yet — we are completely free to use.

Can Cheapflights find flights from St. Louis to Flagstaff with no change fees?

Need flexible booking options for your flight to Flagstaff from St. Louis? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from St. Louis to Flagstaff become cheaper?

Yes! Start tracking prices for St. Louis to Flagstaff flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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