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Find cheap Frontier flights to Portland

CMH — PDX
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Find Frontier flight deals to Portland

Cheapest Frontier flights from USA to Portland
Explore the most affordable Frontier flight options available from USA to Portland. Find the lowest fares with prices last updated on July 27, 2026.

This Kissandfly.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:23 pm
SFO
-
PDX
1 stop15h 12m
Frontier
Mon 8/247:00 am
PDX
-
SFO
Nonstop1h 51m
Frontier
Deal found 7/24$187
This Frontier deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/226:00 am
SFO
-
PDX
1 stop11h 11m
Frontier
Tue 8/255:56 pm
PDX
-
SFO
1 stop6h 22m
Frontier
Deal found 7/24$200
This Frontier deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:15 am
LAX
-
PDX
Nonstop2h 20m
Frontier
Mon 8/315:56 pm
PDX
-
LAX
Nonstop2h 28m
Frontier
Deal found 7/26$200

Flights to Portland with Frontier at a glance

Find detailed information about Frontier flights from USA to Portland. Explore the options provided by Frontier to plan your journey from USA to Portland. Data last updated July 27, 2026.

Popular in

June

Cheapest in

January

Average price

$176

Round-trip from

$187

One-way from

$102

Good round-trip deal

$227 or less
Highest demand for flights to Portland with Frontier; 24% potential price increase.
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Best time to find cheap flights to Portland with Frontier; 4% potential price drop.
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Average price for flights to Portland with Frontier (round-trip).
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Frontier
  • Frontier
  • 8/22-8/24
  • 1 total stop
  • 17h 03m total
  • USA to Portland
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Frontier
  • Frontier
  • 9/2
  • 1 total stop
  • 11h 11m total
  • USA to Portland
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Price to beat on a round-trip flight from the United States to Portland with Frontier.
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Cheapflights Insights

Find cheap Frontier flights to Portland

How long is the flight to Portland with Frontier?

On average, Frontier flights from the United States to Portland take 4 hours 20 minutes. Flights to Portland from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.

Frontier weekly flight availability to Portland

The most flights to Portland operated by Frontier are scheduled on a Monday (3 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

When is the best time to book a flight to Portland with Frontier?

The best time to book a flight to Portland with Frontier is 61 days before departure. On average, fares are higher if you book on the same day as departure.

When is the cheapest time to fly to Portland with Frontier?

Users looking for the cheapest Frontier fares to Portland should consider flying on Thursday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Tuesday at noon, when prices are usually at their highest.

FAQs about flights to Portland with Frontier

  • Which airport do Frontier flights arrive at when travelling to Portland?

    Frontier flights on this route tend to land at Portland Airport.

  • Is Frontier the cheapest airline for a flight to Portland?

    Flight prices will depend on many factors like date, time and cabin class so it is worth comparing flights before booking. Based on Cheapflights data the cheapest average return price for flights to Portland tends to be with Boutique Air.

  • Are there alternative airlines other than Frontier that fly to Portland?

    Alaska Airlines, United Airlines and Delta all fly to Portland and offer an alternative to Frontier.

  • How much is a flight to Portland with Frontier?

    The average price for a return flight with Frontier is $261; with a one-way flight around $160.

See more FAQs

Reviews of Frontier

See what Cheapflights users have to say about their Frontier experience.
Frontier
5.6
Fair
2,754 reviews
Overview

Entertainment

4.3

Food

4.5

Boarding

5.9

Crew

6.6

Comfort

5.4

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