How does KAYAK find such low prices on flights from Missouri to Phoenix?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Phoenix.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Phoenix?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Phoenix from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Missouri to Phoenix?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Phoenix with an airline and back to Missouri with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Phoenix?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Phoenix from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$82 CHEAP FLIGHTS from Missouri to Phoenix (PHX)

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Flight Deals

Cheap Flights from Missouri to Phoenix

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Missouri to Phoenix

Fri, Oct 16 - Mon, Oct 19

5:53 pm - 10:59 pmSTL Lambert-St Louis-PHX Phoenix Sky Harbor Intl

7h 06m1 stop Dallas/Fort Worth

5:01 am - 4:58 pmPHX Phoenix Sky Harbor Intl-STL Lambert-St Louis

9h 57m1 stop Dallas/Fort Worth

$264Frontier

Thu, Nov 12 - Sat, Nov 14

8:43 pm - 12:55 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

17h 12m2 stops Denver Intl Houston George Bush Intcntl

10:09 am - 7:47 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

8h 38m1 stop Denver Intl

$267Frontier

Sat, Nov 7 - Tue, Nov 10

8:13 am - 10:26 amMCI Kansas City-PHX Phoenix Sky Harbor Intl

3h 13mnonstop

3:40 pm - 10:02 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

5h 22m1 stop Dallas/Fort Worth

$268American Airlines

Fri, Dec 25 - Wed, Dec 30

5:14 pm - 11:10 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

6h 56m1 stop Dallas/Fort Worth

8:23 pm - 11:59 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

2h 36mnonstop

$268American Airlines

Mon, Nov 2 - Thu, Nov 5

5:05 am - 7:00 amMCI Kansas City-PHX Phoenix Sky Harbor Intl

2h 55mnonstop

5:10 pm - 11:25 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

5h 15m1 stop Denver Intl

$269Southwest

Thu, Oct 29 - Mon, Nov 2

10:05 pm - 11:10 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

3h 05mnonstop

6:35 am - 1:05 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

5h 30m1 stop Las Vegas Harry Reid Intl

$269Southwest

Fri, Dec 25 - Tue, Dec 29

7:35 am - 1:08 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

6h 33m1 stop Salt Lake City

12:59 am - 9:47 amPHX Phoenix Sky Harbor Intl-MCI Kansas City

7h 48m1 stop Minneapolis St Paul

$278Delta

Sat, Dec 5 - Mon, Dec 7

3:49 pm - 9:20 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

6h 31m1 stop Minneapolis St Paul

8:00 am - 3:02 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

6h 02m1 stop Los Angeles

$295Delta

Mon, Feb 1 - Fri, Feb 5

5:05 pm - 9:14 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

5h 09m1 stop Denver Intl

8:23 am - 4:03 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

6h 40m1 stop Denver Intl

$307United Airlines

Fri, Oct 2 - Tue, Oct 6

6:00 am - 9:07 amMCI Kansas City-PHX Phoenix Sky Harbor Intl

5h 07m1 stop Denver Intl

11:52 pm - 9:07 amPHX Phoenix Sky Harbor Intl-MCI Kansas City

7h 15m1 stop Chicago O'Hare Intl

$307United Airlines

Recent last minute flight deals from Missouri to Phoenix

Fri, Sep 18 - Fri, Oct 16

8:32 pm - 11:43 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

5h 11m1 stop Denver Intl

3:29 pm - 7:48 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

26h 19m1 stop Denver Intl

$288Frontier

Tue, Sep 15 - Thu, Oct 22

8:32 pm - 12:35 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

18h 03m1 stop Denver Intl

9:15 am - 7:48 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

8h 33m1 stop Denver Intl

$329Frontier

Tue, Sep 15 - Thu, Oct 22

5:55 pm - 10:00 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

6h 05m1 stop Chicago Midway

7:05 pm - 11:40 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

2h 35mnonstop

$418Southwest

Fri, Sep 18 - Fri, Oct 16

10:25 am - 11:10 amMCI Kansas City-PHX Phoenix Sky Harbor Intl

2h 45mnonstop

8:55 pm - 1:30 amPHX Phoenix Sky Harbor Intl-MCI Kansas City

2h 35mnonstop

$440Southwest

Sat, Sep 19 - Sun, Sep 27

6:06 am - 12:23 pmSGF Springfield-Branson-PHX Phoenix Sky Harbor Intl

8h 17m1 stop Atlanta Hartsfield-Jackson

6:00 am - 4:54 pmPHX Phoenix Sky Harbor Intl-SGF Springfield-Branson

8h 54m1 stop Atlanta Hartsfield-Jackson

$444Delta

Sat, Sep 19 - Mon, Sep 28

6:06 am - 12:23 pmSGF Springfield-Branson-PHX Phoenix Sky Harbor Intl

8h 17m1 stop Atlanta Hartsfield-Jackson

11:59 pm - 10:42 amPHX Phoenix Sky Harbor Intl-SGF Springfield-Branson

8h 43m1 stop Atlanta Hartsfield-Jackson

$444Delta

Thu, Sep 17 - Sun, Sep 20

6:32 pm - 12:22 amCOU Columbia Regional-PHX Phoenix Sky Harbor Intl

7h 50m1 stop Chicago O'Hare Intl

12:23 am - 9:56 amPHX Phoenix Sky Harbor Intl-COU Columbia Regional

7h 33m1 stop Chicago O'Hare Intl

$458American Airlines

Fri, Sep 18 - Sun, Sep 27

5:06 pm - 8:24 pmSGF Springfield-Branson-PHX Phoenix Sky Harbor Intl

5h 18m1 stop Denver Intl

8:30 am - 6:36 pmPHX Phoenix Sky Harbor Intl-SGF Springfield-Branson

8h 06m1 stop Houston George Bush Intcntl

$469United Airlines

Sat, Sep 19 - Sun, Sep 20

6:49 pm - 10:00 pmSGF Springfield-Branson-PHX Phoenix Sky Harbor Intl

5h 11m1 stop Dallas/Fort Worth

4:19 pm - 11:58 pmPHX Phoenix Sky Harbor Intl-SGF Springfield-Branson

5h 39m1 stop Dallas/Fort Worth

$489American Airlines

Sat, Sep 19 - Sun, Sep 20

5:30 am - 8:41 amSGF Springfield-Branson-PHX Phoenix Sky Harbor Intl

5h 11m1 stop Denver Intl

6:09 am - 2:16 pmPHX Phoenix Sky Harbor Intl-SGF Springfield-Branson

6h 07m1 stop Houston George Bush Intcntl

$489United Airlines

Recent direct flight deals from Missouri to Phoenix

Mon, Nov 9 - Thu, Nov 12

8:13 am - 10:26 amMCI Kansas City-PHX Phoenix Sky Harbor Intl

3h 13mnonstop

8:13 pm - 11:47 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

2h 34mnonstop

$275American Airlines

Mon, Oct 5 - Mon, Oct 12

7:00 am - 8:06 amMCI Kansas City-PHX Phoenix Sky Harbor Intl

3h 06mnonstop

7:10 pm - 11:54 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

2h 44mnonstop

$275American Airlines

Thu, Oct 15 - Mon, Oct 19

10:05 pm - 11:10 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

3h 05mnonstop

5:05 am - 9:35 amPHX Phoenix Sky Harbor Intl-MCI Kansas City

2h 30mnonstop

$275Southwest

Mon, Nov 9 - Thu, Nov 12

9:55 pm - 11:50 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

2h 55mnonstop

6:20 am - 9:45 amPHX Phoenix Sky Harbor Intl-MCI Kansas City

2h 25mnonstop

$275Southwest

Sat, Oct 10 - Sat, Oct 17

2:30 pm - 3:24 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

2h 54mnonstop

7:10 pm - 11:54 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

2h 44mnonstop

$275American Airlines

Mon, Nov 16 - Mon, Nov 23

8:13 am - 10:26 amMCI Kansas City-PHX Phoenix Sky Harbor Intl

3h 13mnonstop

9:30 am - 1:12 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

2h 42mnonstop

$275American Airlines

Mon, Nov 2 - Sat, Nov 7

2:09 pm - 4:09 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

3h 00mnonstop

8:14 pm - 11:48 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

2h 34mnonstop

$275American Airlines

Sat, Oct 10 - Thu, Oct 15

2:30 pm - 3:24 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

2h 54mnonstop

7:10 pm - 11:54 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

2h 44mnonstop

$275American Airlines

Mon, Nov 2 - Sat, Nov 7

2:09 pm - 4:09 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

3h 00mnonstop

8:14 pm - 11:48 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

2h 34mnonstop

$275American Airlines

Wed, Oct 7 - Mon, Oct 12

2:30 pm - 3:24 pmMCI Kansas City-PHX Phoenix Sky Harbor Intl

2h 54mnonstop

7:10 pm - 11:54 pmPHX Phoenix Sky Harbor Intl-MCI Kansas City

2h 44mnonstop

$275American Airlines

Useful Info

Low season	July
High season	March
Cheapest flight	$82

Best time to beat the crowds but there is an average 10% increase in price.

Most popular time to fly with an average 6% increase in price.

Flight from St. Louis to Phoenix Sky Harbor Airport

How does KAYAK find such low prices on flights from Missouri to Phoenix?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Missouri to Phoenix.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Missouri to Phoenix?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Phoenix from Missouri is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Missouri to Phoenix?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Phoenix with an airline and back to Missouri with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Missouri to Phoenix?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Phoenix from Missouri up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.