Chicago (ORD) to Phoenix (PHX) flight prices

A quick snapshot of Chicago (ORD) to Phoenix (PHX) fares — lowest and typical prices plus the cheapest months and weekdays to fly, the airlines on the route and the usual duration.

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Estimated median price for a one-way ticket

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Price graph and price trends for Chicago O Hare International-Phoenix Sky Harbor International

Weekly price trend

Today

2027

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Jan

Feb

Week

17

21

25

29

33

37

41

45

49

53

4

USD 48–91

USD 92–135

USD 136–178

USD 179–222

USD 223–267

Monthly price summary

March

AprilBest price

May

June

July

August

September

October

November

December

January

FebruaryMost expensive

Ticket prices for Chicago to Phoenix (March 2026 - March 2027) are shown here with weekly or monthly averages to indicate cheaper and more expensive periods.

Source: Flightprices.com & Kayak.com
Forecast updated: March 9, 2026.

Flight information

ORD → PHX

Flight frequency

95 flights/week

Type

Direct flight

Duration

3 hours 54 minutes

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Airlines with non-stop flights on this route:

American Airlines United Frontier Southwest

FAQ – Chicago (ORD) → Phoenix (PHX)

Are there any low-cost airlines with flights from Chicago (ORD) to Phoenix (PHX)?

Yes — several low-cost airlines operate this route: Frontier and Southwest.

Which is the cheapest month to fly between Chicago O Hare International and Phoenix Sky Harbor International?

Based on recent price logs, the cheapest month(s) is August 2026. Use the monthly view above to spot the dip weeks.

What day of the week is usually cheapest on this route?

Based on price logs for the next 12 months, the cheapest day(s) to depart are Tuesday and Saturday. Compare weekdays in the fare calendar to target these departures.

Is roundtrip cheaper than two one-way tickets for ORD-PHX?

Usually yes, but not always. Check both options — you can easily switch between them in our widget.

How far in advance should I book to get the best price?

For domestic routes like ORD-PHX, good deals often appear a few weeks out. Watch for sales and avoid peak dates.

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Chicago (ORD)

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Phoenix (PHX)

Roundtrip One way

Departure

Return

Adults

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Children (3–11)

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Youth (12–17)

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Infants (0–2)

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Class

Economy Premium Business First

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