
Popular airlines to Alton
- Delta
Delta
- American Airlines
American Airlines
- United
United
- JetBlue Airways
JetBlue Airways
- Southwest Airlines
Southwest Airlines
- Alaska Airlines
Alaska Airlines
- WestJet
WestJet
- Plan, book, fly with confidence
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How much is the cheapest flight to Alton?
Prices were available within the past 7 days and start at ₩95,300 for one-way flights and ₩162,800 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.





Find the cheapest month to fly from Columbus (CMH) to Portland (PWM)
May is typically the cheapest month to fly
Graph displaying average flight prices per month
Searching for cheap flights to Alton? No travel company presents more choices than Expedia if you're looking to compare flights to Alton. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to New Hampshire. Expedia provides the cheapest flights to many destinations in New Hampshire and you may find even greater savings if you combine your flight with a hotel stay in Alton.
Frequently asked questions
Destination airport | Portland Intl. Jetport |
Destination airport IATA code | PWM |
Destination city name | Portland |
Roundtrip price | ₩162,800 |
Get up to 100% off your flight to Alton when booking a Flight + Hotel
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