Phoenix to Billings flights

Routavio compares airline fares from several flight booking sites. Search Phoenix to Billings to see the lowest price before you book.

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Lowest fare seen

€61Seen on 6 Oct 2026

Last checked

29 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €61

Lowest observed

15 Jan 2027

One way

Cheapest observed day · Last checked: 6 Oct 2026

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One-way fare

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Airlines seen: Allegiant Air, Alaska Airlines, American Airlines, Delta Air Lines, United Airlines
Reported fastest flight: 2h 29m
Non-stop: Yes

Short answer

Routavio has seen Allegiant Air fares from Phoenix to Billings, non-stop. These are prices Routavio's searches returned on the dates shown, not quotes; run a live search for today's fare. Lowest fare seen: €61 on 6 Oct 2026.

About this route

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

Route distance: 1,405 km
Reported fastest flight: 2h 29m
Alternative airports: AZA, SCF

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

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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

Airport to city: straight-line distance

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.
Billings Logan International Airport (BIL) → Billings, city gazetteer reference point (45.7833, -108.5007): ≈ 4 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.