Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Flagstaff from $609

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Flagstaff departing on 2/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from St. Louis to Flagstaff

Cheap round-trip flights

These are some of the best round-trip flight deals from St. Louis to Flagstaff that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from St. Louis to Flagstaff.

Cheap last minute flights

Planning a quick getaway from St. Louis to Flagstaff? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Flagstaff, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from St. Louis to Flagstaff

Find recent round-trip train or bus tickets from St. Louis to Flagstaff.

All round-trip flight deals to Flagstaff

The cheapest plane tickets to Flagstaff found on KAYAK recently.
6:31 am - 2:11 pmSTL-FLG
8h 40m1 stop
1:37 pm - 8:44 amFLG-STL
18h 07m1 stop
$609American Airlines
Find Deal
Sun, Feb 16 - Sun, Feb 23
5:10 am - 2:11 pmSTL-FLG
10h 01m2 stops
1:37 pm - 8:44 amFLG-STL
18h 07m1 stop
$619American Airlines
Find Deal
Sun, Feb 16 - Sun, Feb 23
9:29 am - 6:42 pmSTL-FLG
10h 13m2 stops
7:31 pm - 8:44 amFLG-STL
12h 13m2 stops
$624American Airlines
Find Deal
Sun, Feb 16 - Sun, Feb 23
5:24 am - 9:38 amSTL-FLG
6h 14m1 stop
1:18 pm - 10:26 pmFLG-STL
7h 08m1 stop
$636American Airlines
Find Deal
Fri, Apr 18 - Sun, Apr 20
7:59 am - 5:26 pmSTL-FLG
11h 27m2 stops
1:18 pm - 10:26 pmFLG-STL
7h 08m1 stop
$645American Airlines
Find Deal
Fri, Apr 18 - Sun, Apr 20
7:04 am - 1:00 pmSTL-FLG
6h 56m1 stop
6:15 am - 1:42 pmFLG-STL
6h 27m1 stop
$680American Airlines
Find Deal
Sun, Jan 5 - Sun, Jan 12
4:08 pm - 11:52 pmSTL-FLG
8h 44m2 stops
6:15 am - 1:42 pmFLG-STL
6h 27m1 stop
$689American Airlines
Find Deal
Sun, Jan 5 - Sun, Jan 12
1:45 pm - 11:52 pmSTL-FLG
11h 07m2 stops
6:15 am - 4:20 pmFLG-STL
9h 05m2 stops
$694American Airlines
Find Deal
Sun, Jan 5 - Sun, Jan 12
2:49 pm - 10:34 pmSTL-FLG
9h 45m1 stop
5:54 am - 11:50 pmFLG-STL
15h 56m1 stop
$755American Airlines
Find Deal
Thu, May 8 - Sun, May 11
5:38 am - 11:01 amSTL-FLG
7h 23m2 stops
8:45 am - 5:12 pmFLG-STL
6h 27m1 stop
$756American Airlines
Find Deal
Sun, Jun 15 - Sat, Jun 21
STL-FLG
1199 mimulti-stop
Multiple Airlines
Find Deal

American Airlines flights from St. Louis to Flagstaff

Our best American Airlines deals on St. Louis to Flagstaff flight tickets
American Airlines
Feb 16
STL6:31 amLambert-St Louis
8h 40m
1 stop
FLG2:11 pmFlagstaff Pulliam
Feb 23
FLG1:37 pmFlagstaff Pulliam
18h 07m
1 stop
STL8:44 amLambert-St Louis
American Airlines
Feb 16
STL5:10 amLambert-St Louis
10h 01m
2 stops
FLG2:11 pmFlagstaff Pulliam
Feb 23
FLG1:37 pmFlagstaff Pulliam
18h 07m
1 stop
STL8:44 amLambert-St Louis
American Airlines
Feb 16
STL9:29 amLambert-St Louis
10h 13m
2 stops
FLG6:42 pmFlagstaff Pulliam
Feb 23
FLG7:31 pmFlagstaff Pulliam
12h 13m
2 stops
STL8:44 amLambert-St Louis

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 typical price of a round-trip flight between St. Louis and Flagstaff?

What is the cheapest month to fly to Flagstaff?

The month of July is, on average, the cheapest month to fly to Flagstaff from St. Louis, with most prices found around $523. The month of April is another great option to travel to Flagstaff, with average flight prices from St. Louis averaging around $570.

What is the cheapest day to depart on your flight to Flagstaff?

According to our data, Saturday is the cheapest day to fly to Flagstaff from St. Louis. The lowest ticket price found for a Saturday departure recently was $563. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $685. These prices are subject to change though, so be sure to set up a Price Alert for flights to Flagstaff.

What is the cheapest time of day to depart on your flight to Flagstaff?

The cheapest time of day to fly to Flagstaff is in the morning when flights can be purchased for as low as $633. Flights to Flagstaff are more costly at noon, with an average ticket price of $660. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

$609

Fastest flight time

6h 14m

Direct flights

None

Airports in Flagstaff

1 airport
The best flight deal from St. Louis to Flagstaff found on momondo in the last 72 hours is $609
The fastest flight from St. Louis to Flagstaff takes 6h 14m
There are no direct flights from St. Louis to Flagstaff. Popular non-direct route for this connection is Lambert-St Louis Airport - Flagstaff Pulliam Airport.
There is 1 airport near Flagstaff: Flagstaff Pulliam (FLG)

  • 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 6h 14m 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 $461Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

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.


An easier way to manage your Flagstaff trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Fri 12/27
Fri 1/3
Email me momondo's favorite deals

Find better results for your trip to the United States