Alaska Airlines Flights from Portland to Billings
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1 Passenger
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Lowest fares from Portland to Billings
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One-way low-fare flights Portland to Billings.*
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Portland (PDX) | Billings (BIL) | One-way | Saver | Depart: Aug 31, 2025 | From $109 Seen: 1 day ago | |
| Portland (PDX) | Billings (BIL) | One-way | Saver | Depart: Jul 23, 2025 | From $159 Seen: 12 hours ago | |
| Portland (PDX) | Billings (BIL) | One-way | Saver | Depart: Aug 5, 2025 | From $159 Seen: 6 hours ago | |
| Portland (PDX) | Billings (BIL) | One-way | Saver | Depart: Jul 5, 2025 | From $159 Seen: 1 day ago | |
| Portland (PDX) | Billings (BIL) | One-way | Saver | Depart: Jul 19, 2025 | From $179 Seen: 1 day ago | |
| Portland (PDX) | Billings (BIL) | One-way | Saver | Depart: Jul 22, 2025 | From $179 Seen: 7 hours ago | |
| Portland (PDX) | Billings (BIL) | One-way | Saver | Depart: Jun 1, 2025 | From $224 Seen: 1 day ago | |
| Portland (PDX) | Billings (BIL) | One-way | Saver | Depart: Jun 30, 2025 | From $224 Seen: 5 hours ago |
*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.