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Cheap Flights from Colorado Springs Peterson Field to Phoenix Sky Harbor

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      Travellers and cabin class, 1 Adult, Economy
      Southwest Airlines

      Compare Colorado Springs Peterson Field to Phoenix Sky Harbor flight deals

      Find the cheapest month or even day of the year to fly to Phoenix Sky Harbor

      Book the best Phoenix Sky Harbor fare with no extra fees

      Flight deals from Colorado Springs Peterson Field to Phoenix Sky Harbor

      Looking for a cheap last-minute deal or the best return flight from Colorado Springs Peterson Field Airport to Phoenix Sky Harbor Airport? If you want to travel next month, return fares start from $419. Find the lowest prices on one-way and return tickets right here.
      Phoenix.$419 per passenger.Departing Tue, 3 Nov, returning Wed, 4 Nov.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Colorado Springs Peterson Field on Tue, 3 Nov, arriving in Phoenix Sky Harbor.Inbound direct flight with Southwest Airlines departs from Phoenix Sky Harbor on Wed, 4 Nov, arriving in Colorado Springs Peterson Field.Price includes taxes and charges.From $419, select.
      Phoenix.$453 per passenger.Departing Wed, 21 Oct, returning Mon, 26 Oct.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Colorado Springs Peterson Field on Wed, 21 Oct, arriving in Phoenix Sky Harbor.Inbound indirect flight with Southwest Airlines, departs from Phoenix Sky Harbor on Mon, 26 Oct, arriving in Colorado Springs Peterson Field.Price includes taxes and charges.From $453, select.
      Phoenix.$481 per passenger.Departing Thu, 22 Oct, returning Thu, 29 Oct.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Colorado Springs Peterson Field on Thu, 22 Oct, arriving in Phoenix Sky Harbor.Inbound direct flight with Southwest Airlines departs from Phoenix Sky Harbor on Thu, 29 Oct, arriving in Colorado Springs Peterson Field.Price includes taxes and charges.From $481, select.
      Phoenix.$502 per passenger.Departing Thu, 25 Feb, returning Mon, 1 Mar.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Colorado Springs Peterson Field on Thu, 25 Feb, arriving in Phoenix Sky Harbor.Inbound direct flight with Southwest Airlines departs from Phoenix Sky Harbor on Mon, 1 Mar, arriving in Colorado Springs Peterson Field.Price includes taxes and charges.From $502, select.
      Phoenix.$504 per passenger.Departing Thu, 29 Oct, returning Mon, 2 Nov.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Colorado Springs Peterson Field on Thu, 29 Oct, arriving in Phoenix Sky Harbor.Inbound direct flight with Southwest Airlines departs from Phoenix Sky Harbor on Mon, 2 Nov, arriving in Colorado Springs Peterson Field.Price includes taxes and charges.From $504, select.
      Phoenix.$508 per passenger.Departing Wed, 30 Dec, returning Sat, 16 Jan.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Colorado Springs Peterson Field on Wed, 30 Dec, arriving in Phoenix Sky Harbor.Inbound direct flight with Southwest Airlines departs from Phoenix Sky Harbor on Sat, 16 Jan, arriving in Colorado Springs Peterson Field.Price includes taxes and charges.From $508, select.
      Phoenix.$523 per passenger.Departing Thu, 17 Dec, returning Mon, 21 Dec.Return flight with United.Outbound indirect flight with United, departs from Colorado Springs Peterson Field on Thu, 17 Dec, arriving in Phoenix Sky Harbor.Inbound indirect flight with United, departs from Phoenix Sky Harbor on Mon, 21 Dec, arriving in Colorado Springs Peterson Field.Price includes taxes and charges.From $523, select.
      Phoenix.$551 per passenger.Departing Wed, 10 Feb, returning Mon, 15 Feb.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Colorado Springs Peterson Field on Wed, 10 Feb, arriving in Phoenix Sky Harbor.Inbound direct flight with Southwest Airlines departs from Phoenix Sky Harbor on Mon, 15 Feb, arriving in Colorado Springs Peterson Field.Price includes taxes and charges.From $551, select.
      Phoenix.$555 per passenger.Departing Tue, 29 Dec, returning Tue, 29 Dec.Return flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departs from Colorado Springs Peterson Field on Tue, 29 Dec, arriving in Phoenix Sky Harbor.Inbound direct flight with Southwest Airlines departs from Phoenix Sky Harbor on Tue, 29 Dec, arriving in Colorado Springs Peterson Field.Price includes taxes and charges.From $555, select.
      Phoenix.$617 per passenger.Departing Fri, 29 Jan, returning Sun, 31 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Colorado Springs Peterson Field on Fri, 29 Jan, arriving in Phoenix Sky Harbor.Inbound indirect flight with Southwest Airlines, departs from Phoenix Sky Harbor on Sun, 31 Jan, arriving in Colorado Springs Peterson Field.Price includes taxes and charges.From $617, select.
      Phoenix.$629 per passenger.Departing Thu, 18 Mar, returning Tue, 23 Mar.Return flight with Delta.Outbound indirect flight with Delta, departs from Colorado Springs Peterson Field on Thu, 18 Mar, arriving in Phoenix Sky Harbor.Inbound indirect flight with Delta, departs from Phoenix Sky Harbor on Tue, 23 Mar, arriving in Colorado Springs Peterson Field.Price includes taxes and charges.From $629, select.
      Phoenix.$799 per passenger.Departing Thu, 1 Apr, returning Sun, 4 Apr.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Colorado Springs Peterson Field on Thu, 1 Apr, arriving in Phoenix Sky Harbor.Inbound indirect flight with Southwest Airlines, departs from Phoenix Sky Harbor on Sun, 4 Apr, arriving in Colorado Springs Peterson Field.Price includes taxes and charges.From $799, select.
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Colorado Springs Peterson Field to Phoenix Sky Harbor found in the last 4 days, and are subject to change and availability.

      Find the cheapest month to fly from Colorado Springs Peterson Field to Phoenix Sky Harbor

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Colorado Springs Peterson Field to Phoenix Sky Harbor flights are currently cheapest in November.
      Oct
      from $453
      Nov
      from $419
      Dec
      from $523
      Jan
      from $617
      Feb
      from $551
      Mar
      from $629
      Apr
      from $799
      May
      Find prices
      Jun
      Find prices
      Jul
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      Aug
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      Sep
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      Direct flights from Colorado Springs Peterson Field to Phoenix Sky Harbor

      Southwest Airlines

      Colorado Springs Peterson Field to Phoenix Sky Harbor: Alternative routes

      Compare routes from Colorado Springs Peterson Field to Phoenix below. You may find an airport to fly into that's cheaper, faster, or easier than Phoenix Sky Harbor.

      Phoenix Sky Harbor

      6km from central Phoenix
      Closest
      from $419
      Search flights

      Phoenix Scottsdale Municipal

      24km from central Phoenix
      Search flights

      Phoenix-Deer Valley

      27km from central Phoenix
      Search flights

      Phoenix-Mesa Gateway

      42km from central Phoenix
      Cheapest
      from $143
      Search flights

      Colorado Springs to Phoenix: Flight information

      The things to know before you go.
      Cheapest flight found$419
      Cheapest month to flyNovember
      Average flight time1 hr, 56 mins
      Most popular airlineSouthwest Airlines
      Average flights per week20

      Finding cheap flights from Colorado Springs Peterson Field to Phoenix Sky Harbor: Frequently asked questions

      The best price we found for a return flight from Colorado Springs Peterson Field to Phoenix Sky Harbor is $419. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      1 hour and 56 minutes is the average flight time from Colorado Springs Peterson Field to Phoenix Sky Harbor.
      Southwest Airlines flies direct from Colorado Springs Peterson Field to Phoenix Sky Harbor.
      As of October 2026, there are 20 flights per week flying from Colorado Springs Peterson Field to Phoenix Sky Harbor.
      The cheapest month to fly from Colorado Springs Peterson Field to Phoenix Sky Harbor is usually November.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Colorado Springs Peterson Field Airport to Phoenix Sky Harbor Airport on Tuesday, 3 November 2026.
      Yes – the average flight time is 1 hour and 56 minutes.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Phoenix Sky Harbor but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Phoenix is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Southwest Airlines offers the cheapest flight tickets to Phoenix Sky Harbor.

      Travelling from Colorado Springs Peterson Field Airport (COS) to Phoenix Sky Harbour Airport (PHX): what you need to know

      • Around 1 hour 55 minutes is how long you'll be travelling on a direct flight from Colorado Springs Peterson Field Airport to Phoenix Sky Harbour Airport.

      • Colorado Springs and Phoenix share the UTC-7 timezone. This means there's no time difference to consider.

      • Flights from COS to PHX start at 06:00 — the first with Southwest Airlines. The last service of the day is at 21:10 with Southwest Airlines. Overall, you can take your pick of 11 weekly Colorado Springs Peterson Field Airport to Phoenix Sky Harbour Airport flights.

      • Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Be at the airport on time to board your COS to PHX flight.

      • Be prepared for longer queues in popular months such as August. Arriving up to four hours in advance for international flights and two hours for domestic departures will give you ample time for security and boarding.

      • Southwest Airlines offers direct flights from Colorado Springs Peterson Field Airport to Phoenix Sky Harbour Airport. Book with this popular airline, then get ready to see the sights in Phoenix — and maybe even more of the United States if time allows.

      • The airline that tops the list for bookings on this route is Southwest Airlines.

      • The most punctual carrier that operates COS to PHX flights is Southwest Airlines. Its services land without delay 79.81% of the time.

      • If you'd like to explore another city along the way, simply deselect 'Direct flights only' when searching for your ticket from Colorado Springs Peterson Field Airport to Phoenix Sky Harbour Airport. Here are the top stopovers between COS and PHX:

        • Denver International Airport

        • Harry Reid International Airport

        • Long Beach Municipal Airport

      How to find the cheapest flights from Colorado Springs Peterson Field Airport (COS) to Phoenix Sky Harbour Airport (PHX)

      • Right now, $209 is the cheapest price we've found for a one-way Colorado Springs Peterson Field Airport to Phoenix Sky Harbour Airport flight. The best price for a return plane ticket is $419. Remember that fares can change due to demand at the time of booking.

      • Book one month before flying. After looking at the numbers on our calendar, this is how far you'll want to book ahead to find cheap tickets from COS to PHX.

      • June is the cheapest month for flights from Colorado Springs Peterson Field Airport to Phoenix Sky Harbour Airport. If you prefer to travel at a different time of year, the 'Whole month' tool will give you the lowest prices for each month.

      • There's no need to check every day to see if fares have gone down when you create a Price Alert. We'll let you know the moment there's a new deal on cheap flights from COS to PHX.

      • Pick your preferred departure and arrival times, airlines and number of stops with the filters. Or sort your results by 'Cheapest' to see the best deals on flights from Colorado Springs Peterson Field Airport to Phoenix Sky Harbour Airport.

      Handy information about Colorado Springs Peterson Field Airport (COS)

      • COS is located at 7770 Milton E. Proby Parkway.

      • Colorado Springs Peterson Field Airport maintains a strong on-time performance, reducing your chances of a delayed flight. Departures from COS arrive on schedule 82% of the time.

      • Colorado Springs Peterson Field Airport is around 10 kilometres from central Colorado Springs. If you're ride-sharing, catching a taxi or driving from the centre, it'll take you 15 minutes or so to arrive, depending on the traffic.

      • The journey when using public transport takes about 45 minutes.

      • Need a handy hotel near COS? If you're boarding an early flight from Colorado Springs Peterson Field Airport to Phoenix Sky Harbour Airport, these accommodation options will put you moments from check-in:

      Arriving at Phoenix Sky Harbour Airport (PHX)

      When to fly to Phoenix Sky Harbour Airport (PHX)

      • The quietest month for a flight from Colorado Springs Peterson Field Airport to Phoenix Sky Harbour Airport is March, while April is the busiest. Choose the ideal time to visit Phoenix based on whether you prefer a bustling atmosphere or a more laid-back vibe.

      • The warmest month in Phoenix is July, with temperatures ranging between 27ºC and 45ºC. Lock in your flights from Colorado Springs Peterson Field Airport to Phoenix Sky Harbour Airport in this month if this is the type of weather you like.

      • If you want to travel in cooler conditions, search for a cheap ticket from COS to PHX in January. Average temperatures are between 4ºC and 21ºC then.

      Explore more of the United States

      • Phoenix is always a good idea, but there are so many other parts of the United States just waiting to be discovered. Around 483 kilometres west of Phoenix, a visit to San Diego will fill your itinerary to the brim. Check out popular attractions like San Diego Zoo, San Diego Balboa Park and USS Midway Museum.

      • If you're interested in discovering another well-known destination in the United States, consider Las Vegas, about 418 kilometres north-west of Phoenix. Ciudad del Pecado o Las Vegas, Las Vegas Strip and Fountains of Bellagio are key reasons to visit.

      Plan the rest of your trip from Colorado Springs to Phoenix

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.