Helena is 514.7 mi away from Portland. A reasonable flight in good conditions will take 4h 37m.
Prices for flights from Portland Airport to Helena Airport refresh daily.
The number of operators available for flights from Portland Airport to Helena Airport is 2 as of December 2024.
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Helena Airport.
The required travel and health documents for your Helena Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Helena Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
momondo data reveals that the most frequently booked airline on the route from Portland to Helena is Alaska Airlines, representing 62% of all bookings. The subsequent popular airline is Delta at 38%.
Airline | Rating | Free Cancellation | Price | ||
---|---|---|---|---|---|
Delta | PriceFrom $266 | Free Cancellation | Rating 8.0 8,604 reviews | ||
Alaska Airlines | PriceFrom $301 | Free Cancellation | Rating 8.0 9,552 reviews |
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Helena from Portland.
Flights from Portland to Helena with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
momondo helps you find the best flight between Portland and Helena by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
Yes momondo offers price alerts on flights to Helena from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.