Alaska Airlines Flights from Pittsburgh to Seattle
One-way low-fare flights Pittsburgh to Seattle.*
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Pittsburgh (PIT) | Seattle (SEA) | One-way | Saver | Depart: Aug 11, 2026 | From $224 Seen: 19 minutes ago | |
| Pittsburgh (PIT) | Seattle (SEA) | One-way | Saver | Depart: Aug 22, 2026 | From $224 Seen: 19 minutes ago | |
| Pittsburgh (PIT) | Seattle (SEA) | One-way | Saver | Depart: Aug 24, 2026 | From $224 Seen: 19 minutes ago | |
| Pittsburgh (PIT) | Seattle (SEA) | One-way | Saver | Depart: Aug 26, 2026 | From $224 Seen: 19 minutes ago | |
| Pittsburgh (PIT) | Seattle (SEA) | One-way | Saver | Depart: Sep 9, 2026 | From $224 Seen: 19 minutes ago | |
| Pittsburgh (PIT) | Seattle (SEA) | One-way | Saver | Depart: Sep 10, 2026 | From $224 Seen: 19 minutes ago | |
| Pittsburgh (PIT) | Seattle (SEA) | One-way | Saver | Depart: Sep 15, 2026 | From $224 Seen: 19 minutes ago | |
| Pittsburgh (PIT) | Seattle (SEA) | One-way | Saver | Depart: Sep 22, 2026 | From $224 Seen: 19 minutes 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.