$41 Cheap flights from St. Helens, OR

View $41 flight on Sun, Jan 31, 2027

Popular airlines from St. Helens

Today's featured flight deals from St. Helens

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Cheapest flights from St. Helens

Prices were available within the past 7 days and start at $41 for one-way flights and $86 for roundtrip, for the period specified. Prices and availability are subject to change.

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One way

Roundtrip

Select Allegiant Air flight, departing Sun, Jan 31 from Portland to Mesa, returning Thu, Feb 4, priced at $86 Found 2 hours ago

Sun, Jan 31 - Thu, Feb 4 · PDX · AZA · Roundtrip

Select Allegiant Air flight, departing Sun, Jan 24 from Portland to Mesa, returning Thu, Jan 28, priced at $94 Found 2 hours ago

Sun, Jan 24 - Thu, Jan 28 · PDX · AZA · Roundtrip

Select Allegiant Air flight, departing Sun, Feb 7 from Portland to Mesa, returning Thu, Feb 18, priced at $98 Found 6 days ago

Sun, Feb 7 - Thu, Feb 18 · PDX · AZA · Roundtrip

Select Allegiant Air flight, departing Sun, Jan 31 from Portland to Mesa, returning Thu, Feb 4, priced at $99 Found 1 day ago

Sun, Jan 31 - Thu, Feb 4 · PDX · AZA · Roundtrip

Select Allegiant Air flight, departing Sun, Jan 24 from Portland to Mesa, returning Thu, Jan 28, priced at $100 Found 3 days ago

Sun, Jan 24 - Thu, Jan 28 · PDX · AZA · Roundtrip

Select Allegiant Air flight, departing Thu, Jan 7 from Portland to Mesa, returning Sun, Jan 10, priced at $102 Found 1 day ago

Thu, Jan 7 - Sun, Jan 10 · PDX · AZA · Roundtrip

Select Frontier Airlines flight, departing Thu, Dec 3 from Portland to Los Angeles, returning Mon, Dec 14, priced at $144 Found 2 days ago

Thu, Dec 3 - Mon, Dec 14 · PDX · LAX · Roundtrip

Select Bargain Flight flight, departing Wed, Dec 9 from Portland to San Diego, returning Wed, Dec 9, priced at $163 Found 1 day ago

Wed, Dec 9 - Wed, Dec 9 · PDX · Roundtrip

Select Southwest Airlines flight, departing Tue, Dec 8 from Portland to Long Beach, returning Sat, Dec 12, priced at $169 Just found

Tue, Dec 8 - Sat, Dec 12 · PDX · LGB · Roundtrip

Select United flight, departing Sat, Dec 5 from Portland to San Diego, returning Sat, Dec 5, priced at $184 Found 5 hours ago

Sat, Dec 5 - Sat, Dec 5 · PDX · Roundtrip

How to Find Cheap Flights from St. Helens, OR

How much is a flight from St. Helens?

This week, flights from St. Helens are available between $86 – $184.

How to find cheap flights from St. Helens?

Expedia makes it easy to compare cheap flights from St. Helens to many destinations. Check out excellent deals on domestic and international flights from St. Helens. Once you select an offer, use our filters and sort by “Price (Lowest)” to see some of the cheapest and suitable options.

How can I get the best deal on flights from St. Helens?

On Expedia, you have some of best airline ticket deals at your fingertips. Whether it’s a beach escape with your partner, a family vacation with your kids, or business trip with colleagues, these low airline ticket prices mean more savings for you. An excellent strategy for finding some of the best deals on flights from St. Helens is to be flexible with your dates. Within each offer, you can compare prices for similar timeframes using our “Show flexible dates” feature. Depending on your destination, direct flights from St. Helens may be more expensive. Airlines with strict bag policies or fees can also impact your costs.

What is the best airline to fly from St. Helens?

At Expedia, we give you all the available options from our reputable partners. Select the airline that best suits your preferences and membership loyalties. You can fly from St. Helens with: Allegiant Air, Frontier Airlines, Southwest Airlines, Alaska Airlines, United.

What is the best month to fly from St. Helens?

One of the cheapest times to fly from St. Helens airport(s) is January, based on the current list of flights available now. Prices on plane tickets vary considerably throughout the year due to availability and seasonal demand.

Are there any last-minute flights from St. Helens?

Expedia is the place to find last-minute flights from St. Helens, making it easy for you to compare prices on flights in the near future for different combinations of travel dates and from multiple airlines. We source some of the best deals for you and display some of the best offers available over the next 2 weeks.

Why book your ticket with Expedia?

Booking flights from St. Helens with Expedia is the obvious choice to get low prices, save money, and see more value from every dollar spent. We show you some of the best deals happening right now and provide a vast inventory of airlines and flight routes to choose from, so you can find some of the cheapest flights from St. Helens. You can customize your journey to your timeline, route preferences, budget, rewards programs, and more.

Can I change/cancel my flight?

Some flights can be changed or canceled, but fees and refunds will depend on the unique terms of your flight agreement. Airlines have different rules and restrictions for exchanging or refunding flights. For more information, go to your itinerary or visit our customer service portal. We recommend choosing flights with no change fees for the most flexibility. Filter by “Flexible change policies” to see flights with no change fees.

Travel information

Origin city namePortland
Origin airportPortland International Airport
Origin airport IATA codePDX
Airlines servingAlaska Airlines, United, Delta, American Airlines, Southwest Airlines, Air Canada, Frontier Airlines, Volaris, Lufthansa, British Airways, Korean Air, Cathay Pacific, Finnair, Iberia, All Nippon Airways, Japan Airlines, Starlux Airlines, Brussels Airlines, KLM, Aeromexico, Swiss International Air Lines, Qatar Airways, Icelandair, Air France, SAS, Sun Country Airlines, Turkish Airlines, Aer Lingus, Copa, Virgin Atlantic, Qantas Airways, LATAM Airlines Group, WestJet, Air New Zealand, JetBlue Airways, Air Europa
Popular airlineAlaska Airlines
Roundtrip price$86

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