Cheap Flights to Casco

View ₩208,300 flight on Mon, Nov 10, 2025Opens in a new window

Popular airlines to Casco

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How much is the cheapest flight to Casco?

Prices were available within the past 7 days and start at ₩208,300 for one-way flights and ₩409,200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Nov 10 - Mon, Nov 17
SFO
San Francisco
PWM
Portland
₩409,200 Roundtrip, found 23 hours ago
₩409,200
Roundtrip
found 23 hours ago
Select Delta flight, departing Mon, Nov 10 from San Francisco to Portland, returning Mon, Nov 17, priced at ₩409,200 found 23 hours ago
American Airlines
Mon, Nov 10 - Mon, Nov 17
SFO
San Francisco
PWM
Portland
₩472,000 Roundtrip, found 23 hours ago
₩472,000
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Mon, Nov 10 from San Francisco to Portland, returning Mon, Nov 17, priced at ₩472,000 found 23 hours ago
United
Mon, Nov 10 - Mon, Nov 17
SFO
San Francisco
PWM
Portland
₩541,900 Roundtrip, found 23 hours ago
₩541,900
Roundtrip
found 23 hours ago
Select United flight, departing Mon, Nov 10 from San Francisco to Portland, returning Mon, Nov 17, priced at ₩541,900 found 23 hours ago
Austrian Airlines
Sun, Oct 26 - Wed, Oct 29
CDG
Paris
PWM
Portland
₩2,037,200 Roundtrip, found 1 day ago
₩2,037,200
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Sun, Oct 26 from Paris to Portland, returning Wed, Oct 29, priced at ₩2,037,200 found 1 day ago
KLM
Sun, Oct 26 - Wed, Oct 29
CDG
Paris
PWM
Portland
₩2,169,600 Roundtrip, found 1 day ago
₩2,169,600
Roundtrip
found 1 day ago
Select KLM flight, departing Sun, Oct 26 from Paris to Portland, returning Wed, Oct 29, priced at ₩2,169,600 found 1 day ago

Find the cheapest month to fly from Columbus (CMH) to Portland (PWM)

May is typically the cheapest month to fly

From ₩182,124 - ₩522,320 per traveler.

Searching for cheap flights to Casco? No travel company presents more choices than Expedia if you're looking to compare flights to Casco. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Maine. Expedia provides the cheapest flights to many destinations in Maine and you may find even greater savings if you combine your flight with a hotel stay in Casco.

Flights to Casco information
Destination airport
Portland Intl. Jetport
Destination airport IATA code
PWM
Destination city name
Portland
Roundtrip price
₩409,200
*Available to Expedia members.