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Cheap flights from St. Louis to Flagstaff from $534

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Flagstaff

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:55 am - 12:14 pmSTL  Lambert-St Louis-FLG Flagstaff Pulliam
5h 19m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
1:22 pm - 8:27 pmFLG  Flagstaff Pulliam-STL Lambert-St Louis
6h 05m1 stop Dallas/Fort Worth
$534American Airlines
Sat, Dec 12 - Wed, Dec 16
American Airlines Logo
2:35 pm - 8:38 pmSTL  Lambert-St Louis-FLG Flagstaff Pulliam
7h 03m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
7:00 am - 1:44 pmFLG  Flagstaff Pulliam-STL Lambert-St Louis
5h 44m1 stop Phoenix Sky Harbor Intl
$534American Airlines
Wed, Feb 17 - Sat, Feb 27
American Airlines Logo
5:00 am - 12:52 pmSTL  Lambert-St Louis-FLG Flagstaff Pulliam
8h 52m1 stop Dallas/Fort Worth
American Airlines Logo
11:12 am - 8:27 pmFLG  Flagstaff Pulliam-STL Lambert-St Louis
8h 15m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
$545American Airlines
Sat, Dec 12 - Wed, Dec 16
American Airlines Logo
5:00 am - 12:14 pmSTL  Lambert-St Louis-FLG Flagstaff Pulliam
8h 14m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl
American Airlines Logo
7:31 am - 6:26 pmFLG  Flagstaff Pulliam-STL Lambert-St Louis
9h 55m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
$551American Airlines
Sat, Dec 12 - Wed, Dec 16
American Airlines Logo
5:50 am - 12:52 pmSTL  Lambert-St Louis-FLG Flagstaff Pulliam
8h 02m1 stop Dallas/Fort Worth
American Airlines Logo
1:22 pm - 10:20 pmFLG  Flagstaff Pulliam-STL Lambert-St Louis
7h 58m1 stop Dallas/Fort Worth
$572American Airlines
Fri, Dec 11 - Tue, Dec 15
American Airlines Logo
5:50 am - 12:52 pmSTL  Lambert-St Louis-FLG Flagstaff Pulliam
8h 02m1 stop Dallas/Fort Worth
American Airlines Logo
11:12 am - 8:27 pmFLG  Flagstaff Pulliam-STL Lambert-St Louis
8h 15m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
$583American Airlines
Fri, Dec 11 - Tue, Dec 15
American Airlines Logo
5:00 am - 12:52 pmSTL  Lambert-St Louis-FLG Flagstaff Pulliam
8h 52m1 stop Dallas/Fort Worth
American Airlines Logo
11:12 am - 8:27 pmFLG  Flagstaff Pulliam-STL Lambert-St Louis
8h 15m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
$608American Airlines
Sat, Dec 12 - Wed, Dec 16
American Airlines Logo
12:08 pm - 11:59 pmSTL  Lambert-St Louis-FLG Flagstaff Pulliam
12h 51m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl
American Airlines Logo
7:00 am - 1:44 pmFLG  Flagstaff Pulliam-STL Lambert-St Louis
5h 44m1 stop Phoenix Sky Harbor Intl
$608American Airlines
Wed, Feb 17 - Sat, Feb 27
American Airlines Logo
7:35 am - 12:13 pmSTL  Lambert-St Louis-FLG Flagstaff Pulliam
5h 38m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
1:16 pm - 7:36 pmFLG  Flagstaff Pulliam-STL Lambert-St Louis
5h 20m1 stop Dallas/Fort Worth
$620American Airlines
Fri, Dec 25 - Thu, Dec 31

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American Airlines flights from St. Louis to Flagstaff

Our best American Airlines deals on St. Louis to Flagstaff flight tickets
American Airlines
Dec 12
STL7:55 amLambert-St Louis
5h 19m
1 stop
FLG12:14 pmFlagstaff Pulliam
Dec 16
FLG1:22 pmFlagstaff Pulliam
6h 05m
1 stop
STL8:27 pmLambert-St Louis
$534
American Airlines
Dec 12
STL5:00 amLambert-St Louis
8h 52m
1 stop
FLG12:52 pmFlagstaff Pulliam
Dec 16
FLG11:12 amFlagstaff Pulliam
8h 15m
2 stops
STL8:27 pmLambert-St Louis
$545
American Airlines
Dec 12
STL5:00 amLambert-St Louis
8h 14m
2 stops
FLG12:14 pmFlagstaff Pulliam
Dec 16
FLG7:31 amFlagstaff Pulliam
9h 55m
2 stops
STL6:26 pmLambert-St Louis
$551

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisFlagstaff

STL Lambert-St Louis - FLG Flagstaff Pulliam

STLFLG

Lambert-St Louis

Sat 12/12

7:55 am-12:14 pm

1 stop5h 19m

Flagstaff Pulliam

Wed 12/16

1:22 pm-8:27 pm

1 stop6h 05m

$534

St. LouisFlagstaff

STL Lambert-St Louis - FLG Flagstaff Pulliam

STLFLG

Lambert-St Louis

Wed 2/17

2:35 pm-8:38 pm

1 stop7h 03m

Flagstaff Pulliam

Sat 2/27

7:00 am-1:44 pm

1 stop5h 44m

$534

St. LouisFlagstaff

STL Lambert-St Louis - FLG Flagstaff Pulliam

STLFLG

Lambert-St Louis

Sat 12/12

5:00 am-12:52 pm

1 stop8h 52m

Flagstaff Pulliam

Wed 12/16

11:12 am-8:27 pm

2 stops8h 15m

$545

St. LouisFlagstaff

STL Lambert-St Louis - FLG Flagstaff Pulliam

STLFLG

Lambert-St Louis

Sat 12/12

5:00 am-12:14 pm

2 stops8h 14m

Flagstaff Pulliam

Wed 12/16

7:31 am-6:26 pm

2 stops9h 55m

$551

St. LouisFlagstaff

STL Lambert-St Louis - FLG Flagstaff Pulliam

STLFLG

Lambert-St Louis

Fri 12/11

5:50 am-12:52 pm

1 stop8h 02m

Flagstaff Pulliam

Tue 12/15

1:22 pm-10:20 pm

1 stop7h 58m

$572

St. LouisFlagstaff

STL Lambert-St Louis - FLG Flagstaff Pulliam

STLFLG

Lambert-St Louis

Fri 12/11

5:50 am-12:52 pm

1 stop8h 02m

Flagstaff Pulliam

Tue 12/15

11:12 am-8:27 pm

2 stops8h 15m

$583

St. LouisFlagstaff

STL Lambert-St Louis - FLG Flagstaff Pulliam

STLFLG

Lambert-St Louis

Sat 12/12

5:00 am-12:52 pm

1 stop8h 52m

Flagstaff Pulliam

Wed 12/16

11:12 am-8:27 pm

2 stops8h 15m

$608

St. LouisFlagstaff

STL Lambert-St Louis - FLG Flagstaff Pulliam

STLFLG

Lambert-St Louis

Wed 2/17

12:08 pm-11:59 pm

2 stops12h 51m

Flagstaff Pulliam

Sat 2/27

7:00 am-1:44 pm

1 stop5h 44m

$608
Quickest round-trip

St. LouisFlagstaff

STL Lambert-St Louis - FLG Flagstaff Pulliam

STLFLG

Lambert-St Louis

Fri 12/25

7:35 am-12:13 pm

1 stop5h 38m

Flagstaff Pulliam

Thu 12/31

1:16 pm-7:36 pm

1 stop5h 20m

$620

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Flagstaff from

How to get the cheapest flight ticket from St. Louis to Flagstaff

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Flagstaff?

The month of March is, on average, the cheapest month to fly to Flagstaff from St. Louis, with most prices found around $485. The month of August is another great option to travel to Flagstaff, with average flight prices from St. Louis averaging around $516.

Can stopping save me money on St. Louis to Flagstaff flights?

You could potentially save up to 3% on your flight if you consider stops on a St. Louis to Flagstaff flight.

When to book flights from St. Louis to Flagstaff

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Flagstaff according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Flagstaff (STL to FLG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Flagstaff

Best Price Found

$534

Fastest flight time

5h 19m

Direct flights

None
The best flight deal from St. Louis to Flagstaff found on momondo in the last 72 hours is $534
The fastest flight from St. Louis to Flagstaff takes 5h 19m
There are no direct flights from St. Louis to Flagstaff. There are no popular flight routes from St. Louis to Flagstaff.
Search flight deals

Frequently asked questions about flying from St. Louis to Flagstaff

  • How far is Lambert-St Louis to Flagstaff Pulliam by plane?

    A flight from Lambert-St Louis to Flagstaff Pulliam will travel around 1204.8 mi. Typically, this will take 5h 19m by plane in normal conditions.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Flagstaff Pulliam Airport?

    Prices for flights from Lambert-St Louis Airport to Flagstaff Pulliam Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Flagstaff Pulliam Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Flagstaff Pulliam Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Flagstaff Pulliam Airport.

  • What documentation or ID do you need to fly to Flagstaff Pulliam Airport?

    The travel and health documents you'll need for your trip to Flagstaff Pulliam Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Flagstaff Pulliam Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Flagstaff?

Best airlines flying from St. Louis to Flagstaff

Compare and see reviews for airlines that fly from St. Louis to Flagstaff with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $355Free CancellationRating
7.0
12,233 reviews
Search American Airlines flights

Traveling to a place near Flagstaff?

Book flights to Flagstaff if you plan to visit one of these locations
Sedona
Williams
Winslow

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Flagstaff?

Finding the right flight to Flagstaff from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Flagstaff quick and easy, saving you time and money.

Can I find flights from St. Louis to Flagstaff with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Flagstaff from St. Louis with this policy.

How can momondo help me find flights from St. Louis to Flagstaff?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Flagstaff.

I’m not ready to book a flight from St. Louis to Flagstaff right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Flagstaff, momondo offers a useful price alert feature which will track prices for flights to Flagstaff from St. Louis and alert you when they change.

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