Book Cheap Flights from Charleston with Alaska Airlines
Find round-trip flight deals from Charleston.*
Charleston (CHS)to
Seattle (SEA)
Charleston (CHS)to
Portland (PDX)*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.
One-way flight deals from Charleston.*
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Charleston (CHS) | Portland (PDX) | One-way | Saver | Depart: Oct 6, 2026 | From $189 Seen: 17 hours ago | |
| Charleston (CHS) | Portland (PDX) | One-way | Saver | Depart: Aug 4, 2026 | From $189 Seen: 17 hours ago | |
| Charleston (CHS) | Portland (PDX) | One-way | Saver | Depart: Jul 28, 2026 | From $189 Seen: 17 hours ago | |
| Charleston (CHS) | Portland (PDX) | One-way | Saver | Depart: Oct 7, 2026 | From $189 Seen: 17 hours ago | |
| Charleston (CHS) | Portland (PDX) | One-way | Saver | Depart: Oct 13, 2026 | From $189 Seen: 17 hours ago | |
| Charleston (CHS) | Portland (PDX) | One-way | Saver | Depart: Oct 27, 2026 | From $189 Seen: 5 hours ago | |
| Charleston (CHS) | Seattle (SEA) | One-way | Saver | Depart: Jun 16, 2026 | From $199 Seen: 17 hours ago | |
| Charleston (CHS) | Seattle (SEA) | One-way | Saver | Depart: Jul 28, 2026 | From $199 Seen: 17 hours ago | |
| Charleston (CHS) | Seattle (SEA) | One-way | Saver | Depart: Aug 11, 2026 | From $199 Seen: 17 hours ago | |
| Charleston (CHS) | Seattle (SEA) | One-way | Saver | Depart: Aug 12, 2026 | From $199 Seen: 17 hours ago | |
| Charleston (CHS) | Seattle (SEA) | One-way | Saver | Depart: Aug 17, 2026 | From $199 Seen: 17 hours ago | |
| Charleston (CHS) | Seattle (SEA) | One-way | Saver | Depart: Aug 20, 2026 | From $199 Seen: 17 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.