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$78+ Cheap flights from Irvine, CA to Portland (PDX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/30. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — PDX
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to Portland are usually found in January or February, booked 32 days in advance, depart on a Saturday or Thursday and return on a Thursday

Cheap flight deals from Irvine to Portland

Keep the following information in mind while searching for Irvine to Portland flight deals. Data was last updated July 31, 2025.

Round-trip from

$127
(FlightHub)

One-way from

$78
(Frontier)

Popular in

November

Cheapest in

January

Average price

$214
From Irvine to Portland
Search Deals
One-way flight from Irvine to Portland
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Highest demand for flights based on searches. 6% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Irvine to Portland

Cheapest flights from Irvine to Portland
Explore the most affordable flight options available from Irvine to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This FlightHub deal was found by Cheapflights users on 7/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/209:22 amLAX - PDX
1 stop9h 35mSpirit Airlines
Mon 8/257:52 pmPDX - LAX
1 stop17h 29mSpirit Airlines
Deal found 7/31$127
This Frontier deal was found by Cheapflights users on 7/29. 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.
Thu 8/219:44 amLAX - PDX
Nonstop2h 24mFrontier
Sun 8/241:23 pmPDX - LAX
Nonstop2h 31mFrontier
Deal found 7/29$129
This CheapOair deal was found by Cheapflights users on 7/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/309:22 amLAX - PDX
1 stop9h 35mMultiple Airlines
Sun 8/311:23 pmPDX - LAX
Nonstop2h 31mMultiple Airlines
Deal found 7/29$130
This Hawaiian Airlines deal was found by Cheapflights users on 7/31. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/309:15 pmLAX - PDX
Nonstop2h 24mHawaiian Airlines
Tue 9/29:30 pmPDX - LAX
Nonstop2h 31mHawaiian Airlines
Deal found 7/31$157
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/31:43 pmLAX - PDX
Nonstop2h 16mDelta
Wed 9/105:30 amPDX - LAX
1 stop7h 39mDelta
Deal found 7/30$167
This Southwest deal was found by Cheapflights users on 7/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/134:40 pmLAX - PDX
1 stop3h 40mSouthwest
Sat 9/2010:35 amPDX - LAX
1 stop5h 30mSouthwest
Deal found 7/31$173
This American Airlines deal was found by Cheapflights users on 7/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/66:49 pmLAX - PDX
Nonstop2h 27mAmerican Airlines
Sun 9/78:31 amPDX - LAX
Nonstop2h 37mAmerican Airlines
Deal found 7/30$175

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
Use the filters below to find and compare flights from Irvine to Portland that are best for you.

Fly from

Irvine

Fly to

Portland

Route

Depart

Return

Price

Los AngelesPortland

LAX - PDX

LAXPDX

Los Angeles

Wed 8/20

9:22 am-6:57 pm

1 stop9h 35m

Portland

Mon 8/25

7:52 pm-1:21 pm

1 stop17h 29m

$127

Los AngelesPortland

LAX - PDX

LAXPDX

Los Angeles

Thu 8/21

9:44 am-12:08 pm

Nonstop2h 24m

Portland

Sun 8/24

1:23 pm-3:54 pm

Nonstop2h 31m

$129

Los AngelesPortland

LAX - PDX

LAXPDX

Los Angeles

Sat 8/30

9:22 am-6:57 pm

1 stop9h 35m

Portland

Sun 8/31

1:23 pm-3:54 pm

Nonstop2h 31m

$130

Los AngelesPortland

LAX - PDX

LAXPDX

Los Angeles

Sat 8/30

9:15 pm-11:39 pm

Nonstop2h 24m

Portland

Tue 9/2

9:30 pm-12:01 am

Nonstop2h 31m

$157

Los AngelesPortland

LAX - PDX

LAXPDX

Los Angeles

Wed 9/3

1:43 pm-3:59 pm

Nonstop2h 16m

Portland

Wed 9/10

5:30 am-1:09 pm

1 stop7h 39m

$167

Los AngelesPortland

LAX - PDX

LAXPDX

Los Angeles

Sat 9/13

4:40 pm-8:20 pm

1 stop3h 40m

Portland

Sat 9/20

10:35 am-4:05 pm

1 stop5h 30m

$173

Los AngelesPortland

LAX - PDX

LAXPDX

Los Angeles

Sat 9/6

6:49 pm-9:16 pm

Nonstop2h 27m

Portland

Sun 9/7

8:31 am-11:08 am

Nonstop2h 37m

$175

Los AngelesPortland

LAX - PDX

LAXPDX

Los Angeles

Sat 8/30

9:44 am-12:08 pm

Nonstop2h 24m

$78

Los AngelesPortland

LAX - PDX

LAXPDX

Los Angeles

Mon 8/4

9:08 pm-9:18 am

1 stop12h 10m

$79

Los AngelesPortland

LAX - PDX

LAXPDX

Los Angeles

Tue 9/2

11:36 am-4:31 pm

1 stop4h 55m

$88

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 14 results
1
2

Best time to book a flight from Irvine to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Irvine with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Irvine to Portland

How far ahead should I book a flight from Irvine to Portland?

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Portland. Price data was last updated on July 25, 2025.

The best time to book flights from Irvine to Portland is 32 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Irvine to Portland?

Currently, November is the cheapest month in which you can book a flight from Irvine to Portland (average of $277). Flying from Irvine to Portland in March is currently the most expensive (average of $368). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IR9 to PDX?

Find hourly flight availability from Irvine to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irvine to Portland as you normally would.

What is the cheapest day to fly from Irvine to Portland?

Use this chart to determine the cheapest time to fly round-trip from Irvine to Portland. Price data was last updated on July 27, 2025.

Travelers seeking maximum savings on their Irvine to Portland flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Irvine to Portland

Explore weekly flight availability from Irvine to Portland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 31, 2025.

The most flights from IR9 to PDX are scheduled on a Thursday (82 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (31 on average).

How much does it cost to fly round-trip from Irvine to Portland?

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated July 31, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Irvine to Portland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Irvine to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Portland from Irvine?

    Most people fly into Portland (PDX) if they book a flight to Portland from Irvine. On average, Portland has 55 inbound flights from Irvine per day from 8 airlines. Portland is conveniently located just 6.0 mi from Portland’s city center.

  • How popular is this Irvine to Portland flight route?

    The Irvine to Portland flight path was viewed by 152 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Irvine to Portland one-way?

    $78 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Alaska Airlines, with prices starting from $79 and $88, respectively.

  • What are the most reliable airlines from Irvine to Portland?

    The top 3 most reliable airlines when flying from Irvine to Portland are Icelandair (94%), KLM (93%) and ITA Airways (90%).

  • What are the cheapest flights from Irvine to Portland?

    On average you can expect to pay $798 for a flight from Irvine to Portland. The cheapest flight overall is $69 while the most popular route, (Los Angeles - Portland) is currently priced at $118.

  • Can I find deals for flights from Irvine to Portland that include hotel bookings?

    Yes. In addition to deals on Irvine to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Irvine to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Irvine to Portland.

  • Can I find deals for business class flights from Irvine to Portland?

    Yes. Cheapflights offers flight deals from Irvine to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Irvine to Portland?

    Currently, November is the cheapest month in which you can book a flight from Irvine to Portland (average of $277). Flying from Irvine to Portland in March is currently the most expensive (average of $368). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Beaverton
Clackamas
Lincoln City
McMinnville
Lake Oswego
Hillsboro
Astoria
Cannon Beach
Long Beach
Longview
Tigard
Depoe Bay
Woodburn
Stevenson
Wilsonville
Pacific City
Troutdale
Tillamook

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Top 8 airlines flying from Irvine to Portland

Discover the top 8 airlines that operate flights from Irvine to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$30Average$130FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$45Average$131FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$89Average$263FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$113Average$248FlexibilityNo cancel feeOn-time75%
DeltaCheapest$118Average$242FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$133Average$275FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$143Average$321FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$159Average$344FlexibilityNo cancel feeOn-time71%

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