- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 45% on select hotels after you book a flight*
Plan, book, fly with confidence
How much is the cheapest flight to Portland?
Prices were available within the past 7 days and start at NT$1,303 for one-way flights and NT$2,606 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Mon, Jul 15 - Tue, Jul 16
SYD
Kingsford Smith Intl.
AVV
Avalon
NT$2,606 Roundtrip, found 15 hours ago
NT$2,606
Roundtrip
found 15 hours ago
Mon, Jul 15 - Tue, Jul 16
SYD
Kingsford Smith Intl.
MEL
Tullamarine
NT$3,810 Roundtrip, found 15 hours ago
NT$3,810
Roundtrip
found 15 hours ago
Mon, Jul 15 - Tue, Jul 16
SYD
Kingsford Smith Intl.
MEL
Tullamarine
NT$5,532 Roundtrip, found 15 hours ago
NT$5,532
Roundtrip
found 15 hours ago
Tue, Jun 18 - Tue, Jul 23
SIN
Changi
MEL
Tullamarine
NT$10,562 Roundtrip, found 4 days ago
NT$10,562
Roundtrip
found 4 days ago
Mon, Aug 5 - Mon, Aug 19
TPE
Taoyuan Intl.
MEL
Tullamarine
NT$12,683 Roundtrip, found 5 hours ago
NT$12,683
Roundtrip
found 5 hours ago
Frequently asked questions
Destination airport | Avalon |
Destination airport IATA code | AVV |
Destination city name | Melbourne |
Roundtrip price | NT$2,606 |
Get up to 100% off your flight to Portland when booking a Flight + Hotel
Heading to Portland? Explore Portland with Expedia's Travel Guides to find the best hotels, vacation packages, car rental deals and more!
Trending flights to Portland
Prices were available within the past 7 days and start at NT$1,303 for one-way flights and NT$2,606 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Mon, Aug 5 - Mon, Aug 19
TPE
Taoyuan Intl.
MEL
Tullamarine
NT$12,683 Roundtrip, found 5 hours ago
NT$12,683
Roundtrip
found 5 hours ago
- Top Flights Destinations
- From Other Airports to Portland
- Flights to Cities Near Portland
- Top Portland Hotels
- More Popular Airlines
Top Flight Destinations
Top Flight Destinations In the World
- Flights to Taiwan
- Flights to Japan
- Flights to United States of America
- Flights to Philippines
- Flights to Thailand
- Flights to South Korea
- Flights to Australia
- Flights to Malaysia
- Flights to China
- Flights to New Zealand
- Flights to Canada
- Flights to South Africa
- Flights to Vietnam
- Flights to Germany
- Flights to United Kingdom
- Flights to Spain
- Flights to Italy
- Flights to France
- Flights to Türkiye
- Flights to Russia
Flights to Cities Near Portland
Top Portland Hotels
*Available to Expedia members.