Chicago to Phoenix flights

Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Chicago to Phoenix is €50 with Allegiant Air (checked on 17 Oct 2026).

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Lowest observed

€50

Average observed

€124

Cheapest month

February 2027

Last checked

17 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €50

Lowest observed

3 Feb 2027

Allegiant Air · Non-stop · One way

Cheapest observed day · Last checked: 17 Oct 2026

Departure

16:03

When to fly

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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

One-way fare

One-way fare · No data: click and we will search

Lowest observed: €50, departing 3 Feb 2027 (Last checked: 17 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 59Check live prices for this route
Airlines seen: American Airlines, Allegiant Air, United Airlines, Southwest Airlines, Frontier Airlines
Reported fastest flight: 3h 42m
Non-stop: Yes

Short answer

Routavio has seen American Airlines fares from Chicago to Phoenix, non-stop. The lowest fare Routavio's own searches returned is €50, seen on 17 Oct 2026. The average across the fares we caught is €124. February 2027 is the cheapest month in our observations, at €50. These are prices Routavio's searches returned on the dates shown, not quotes; run a live search for today's fare.

About this route

Explore the fares we observed from Chicago to Phoenix. Prices move often, so pick your dates to see the latest options.

Route distance: 2,336 km
Reported fastest flight: 3h 42m
Airlines seen: American Airlines, Allegiant Air, United Airlines, Southwest Airlines, Frontier Airlines
Alternative airports: CGX, DPA, MDW, PWK, RFD, AZA, SCF

Route-level information; individual journeys vary.
Published schedules report non-stop service with American Airlines, Allegiant Air, United Airlines, Southwest Airlines. Check current timetables.

A clearer picture of your fare

Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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How our prices work

Non-stop airlines seen on this route

Non-stop airlines seen on this route
Airline	Non-stop days / priced days	Fastest non-stop
Frontier Airlines	34 / 59
Allegiant Air	17 / 59

Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.

Airport to city: straight-line distance

Chicago Midway International Airport (MDW) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 14 km.
Chicago O'Hare International Airport (ORD) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 25 km.
Chicago Rockford International Airport (RFD) → Chicago, city gazetteer reference point (41.8781, -87.6298): ≈ 126 km.
Phoenix Sky Harbor International Airport (PHX) → Phoenix, city gazetteer reference point (33.4484, -112.0740): ≈ 6 km.
Mesa Gateway Airport (AZA) → Phoenix, city gazetteer reference point (33.4484, -112.0740): ≈ 42 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Lowest fare by departure month

Cheapest month from Chicago to Phoenix: February 2027, from €50 (checked 17 Oct 2026).

Lowest fare by departure month
Month	Lowest fare	Priced days
February 2027	€50	28
March 2027	€85	31

Lowest fare by day of the week

Cheapest day of the week from Chicago to Phoenix: Wednesday, from €50 (checked 17 Oct 2026).

Lowest fare by day of the week
Day	Lowest fare	Priced days
Monday	€66	9
Tuesday	€85	9
Wednesday	€50	9
Thursday	€92	8
Friday	€92	8
Saturday	€92	8
Sunday	€126	8

One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.

Lowest one-way fare we saw per airline

Cheapest airline from Chicago to Phoenix: Allegiant Air, from €50 (checked 17 Oct 2026).

Lowest one-way fare we saw per airline
Airline	Lowest fare	Priced days
Allegiant Air	€50Feb 3, 2027	17
Frontier Airlines	€85Mar 2, 2027	40

One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.

Frequently asked

How much is a flight from Chicago to Phoenix?

The lowest fare we have observed is €50, found on 17 Oct 2026. Prices move, so read it as a floor rather than a quote.

When is the cheapest month to fly from Chicago to Phoenix?

Cheapest month from Chicago to Phoenix: February 2027, from €50 (checked 17 Oct 2026).

Are there direct flights from Chicago to Phoenix?

Yes. Published schedules report non-stop flights on this route with American Airlines, Allegiant Air, United Airlines, Southwest Airlines.

Which airlines fly from Chicago to Phoenix?

These are the carriers we have seen on the route: American Airlines, Allegiant Air, United Airlines, Southwest Airlines, Frontier Airlines.

How long does the flight from Chicago to Phoenix take?

The average journey time across the 59 fares we observed is 4h 40m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How many of the observed Chicago to Phoenix fares were non-stop?

56 of the 76 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.

Which airlines had non-stop offers on at least 3 departure dates from Chicago to Phoenix?

For Chicago to Phoenix, examples of observed one-way non-stop offers checked within the last 14 days: Frontier Airlines (34), Allegiant Air (17). Each number counts distinct departure dates, not weekly flights; check current availability in search.

Which day of the week is cheapest from Chicago to Phoenix?

Cheapest day of the week from Chicago to Phoenix: Wednesday, from €50 (checked 17 Oct 2026).

Which airline has the lowest fare from Chicago to Phoenix?

Cheapest airline from Chicago to Phoenix: Allegiant Air, from €50 (checked 17 Oct 2026).

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide