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Cheap Flights from Los Angeles to Portland

Popular airlines from Los Angeles to Portland

You can choose from 1 airlines that fly from Los Angeles to Portland, including Alaska Airlines, Frontier Airlines offers the lowest prices on this route.
Alaska Airlines logo Alaska Airlines
Airlines are determined based on actual purchased flight tickets from Los Angeles to Portland according to previous 12 months data from Trip.com.

Explore the cheapest flights from Los Angeles to Portland in the next three months. Based on Trip.com's data from the latest 7 days, one-way direct flights start at S$ 106, and round-trip direct tickets start at S$ 223.

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Flying from Los Angeles to Portland

The distance between Los Angeles and Portland is approximately 1,344.24km. It takes around 2 hours 24 minutes on average to fly from Los Angeles to Portland. Based on Trip.com's data, travel demand peaks in July. The off-season for travel is October.

Cheapest one-way flight priceS$ 106
Cheapest return ticket priceS$ 223
Off-season for travelOctober
Peak season for travelJuly
Flight distance1,344.24km
Average flight time2 hours 24 minutes
Popular airlineAlaska Airlines
Flight statistics for the Los Angeles–Portland route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com Price Insights on Flights from Los Angeles to Portland.

What is the cheapest month for one-way flights from Los Angeles to Portland?

The average price of one-way flights from Los Angeles to Portland purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Los Angeles to Portland is June, with an average price of S$ 172, and the most expensive month is February, with an average price of up to S$ 319.

S$ 319
S$ 246
S$ 172
S$ 99
  • S$ 172
    Jun
  • S$ 195
    Jul
  • S$ 216
    Aug
  • S$ 210
    Sep
  • S$ 210
    Oct
  • S$ 274
    Nov
  • S$ 234
    Dec
  • S$ 215
    Jan
  • S$ 319
    Feb
  • S$ 252
    Mar
  • S$ 213
    Apr
  • S$ 237
    May

What is the cheapest month for round-trip flights from Los Angeles to Portland?

The average price of round-trip flights from Los Angeles to Portland purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for round-trip flights from Los Angeles to Portland is March, with an average price of S$ 235, and the most expensive month is September, with an average price of up to S$ 450.

S$ 450
S$ 343
S$ 235
S$ 128
    Cheapest
  • S$ 320
    Jun
  • S$ 361
    Jul
  • S$ 324
    Aug
  • S$ 450
    Sep
  • S$ 320
    Oct
  • S$ 431
    Nov
  • S$ 354
    Dec
  • S$ 247
    Jan
  • S$ 276
    Feb
  • S$ 235
    Mar
  • S$ 412
    Apr
  • S$ 304
    May

Frequently Asked Questions

  • Which airlines offer the cheapest flights from Los Angeles (LAX) to Portland (PDX)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as S$ 106 on Cheapest nonstop routes (e.g. LAX to PDX on Thu, Jul 16), while Frontier Airlines offers Cheapest nonstop round-trips from S$ 223 departing on Sat, Jul 25 and returning on Sat, Aug 1.
  • At the moment, you can catch a direct flight from Los Angeles to Portland with the following airlines, including: Alaska Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes about 2 hours 24 minutes to fly from Los Angeles (LAX) to Portland (PDX).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Los Angeles to Portland is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 63 flight per week flying from Los Angeles to Portland. You can check the weekly schedule for popular airlines on this route below: Alaska Airlines: -/M/-/-/-/-/- -- AS476 (09:15)
  • To find best deals on flights from Los Angeles to Portland, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Jul 16, with one-way flights priced at just S$ 106.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Portland travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Los Angeles to Portland is October, when demand for travel is lower.
  • After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Los Angeles to Portland on June 22, 2026 with Frontier Airlines, with prices starting at S$ 169.
  • You can land at any one of the following hubs in Portland, with Los Angeles International Airport to Portland International Airport (LAX-PDX) is by far the most common option on this route: Portland International Airport (PDX) Hillsboro Airport (HIO).
  • The time difference between Portland and Los Angeles is 0h.
  • Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are shown before payment. Charges for checked baggage, meals, Wi-Fi, and other optional services may also appear in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and with many routes refreshed in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.