$77+ 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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — PDX
Feb 28 — Mar 71
1 adult, Economy
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Find cheap flights from Irvine to Portland with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Irvine to Portland are usually found in February or January, booked 73 days in advance, depart on a Saturday or Thursday and return on a Friday
Cheap flight deals from Irvine to Portland
Cheapest flights from Irvine to PortlandExplore 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 January 29, 2026.
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 January 29, 2026.
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/59:06 pm
LAX
- PDX
1 stop12h 07m
Frontier
Sun 3/1510:08 am
PDX
- LAX
Nonstop2h 25m
Frontier
Deal found 1/27![Frontier logo]()
$136
This Expedia deal was found by Cheapflights users on 1/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/248:52 am
LAX
- PDX
1 stop7h 55m
Multiple Airlines
Fri 2/277:38 pm
PDX
- LAX
Nonstop2h 26m
Multiple Airlines
Deal found 1/28![Multiple Airlines logo]()
$138
This Alaska Airlines deal was found by Cheapflights users on 1/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/1311:12 am
LAX
- PDX
Nonstop2h 31m
Alaska Airlines
Sat 5/169:26 pm
PDX
- LAX
Nonstop2h 31m
Alaska Airlines
Deal found 1/28![Alaska Airlines logo]()
$139
This Expedia deal was found by Cheapflights users on 1/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/149:20 am
LAX
- PDX
Nonstop2h 32m
Multiple Airlines
Tue 3/1710:48 am
PDX
- LAX
1 stop8h 06m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$141
This Expedia deal was found by Cheapflights users on 1/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/219:20 am
LAX
- PDX
Nonstop2h 32m
Multiple Airlines
Wed 3/252:37 pm
PDX
- LAX
Nonstop2h 29m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$144
This CheapOair deal was found by Cheapflights users on 1/27. 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.
Thu 4/161:19 pm
LAX
- PDX
1 stop19h 40m
Frontier
Sun 4/199:53 am
PDX
- LAX
Nonstop2h 25m
Frontier
Deal found 1/27![Frontier logo]()
$145
This Booking.com deal was found by Cheapflights users on 1/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:16 pm
LAX
- PDX
1 stop21h 27m
Frontier
Mon 3/27:16 pm
PDX
- LAX
Nonstop2h 26m
Frontier
Deal found 1/26![Frontier logo]()
$146
This Delta deal was found by Cheapflights users on 1/28. 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.
Tue 2/249:32 am
LAX
- PDX
Nonstop2h 30m
Delta
Sat 3/710:25 am
PDX
- LAX
Nonstop2h 20m
Delta
Deal found 1/28![Delta logo]()
$148
This Kiwi.com deal was found by Cheapflights users on 1/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/147:00 am
LAX
- PDX
Nonstop2h 35m
Hawaiian Airlines
Mon 3/165:39 pm
PDX
- LAX
Nonstop2h 29m
Hawaiian Airlines
Deal found 1/28![Hawaiian Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/29:13 am
LAX
- PDX
Nonstop2h 37m
Multiple Airlines
Sat 4/115:49 pm
PDX
- LAX
Nonstop2h 33m
Multiple Airlines
Deal found 1/27![Multiple Airlines logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 1/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/148:52 am
LAX
- PDX
1 stop4h 30m
Multiple Airlines
Sun 3/1510:08 am
PDX
- LAX
Nonstop2h 25m
Multiple Airlines
Deal found 1/29![Multiple Airlines logo]()
$151
Find flight deals from Irvine to Portland
Keep the following information in mind while searching for Irvine to Portland flight deals. Data was last updated January 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $136 (Kiwi.com) |
One-way from | $77 (Super.com) |
Popular in | November |
Cheapest in | February |
Average price | $188 |
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 January 29, 2026.
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
Sat 3/7
7:00 am-9:35 am
Nonstop2h 35m
Portland
Tue 3/10
10:30 am-1:03 pm
Nonstop2h 33m
$139
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Tue 4/7
7:35 am-10:01 am
Nonstop2h 26m
Portland
Sun 4/12
7:58 pm-10:34 pm
Nonstop2h 36m
$158
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Sun 4/5
7:35 am-10:01 am
Nonstop2h 26m
Portland
Tue 4/14
6:30 am-8:54 am
Nonstop2h 24m
$158
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Fri 3/6
6:50 am-9:15 am
Nonstop2h 25m
Portland
Sat 3/7
10:25 am-12:45 pm
Nonstop2h 20m
$158
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Fri 4/3
9:00 pm-11:28 pm
Nonstop2h 28m
Portland
Wed 4/8
5:40 pm-8:04 pm
Nonstop2h 24m
$158
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Thu 2/26
7:00 am-9:35 am
Nonstop2h 35m
Portland
Sun 3/1
9:30 pm-11:59 pm
Nonstop2h 29m
$177
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Thu 2/19
7:00 am-9:35 am
Nonstop2h 35m
Portland
Sun 2/22
9:30 pm-11:59 pm
Nonstop2h 29m
$177
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Thu 3/5
6:50 am-9:15 am
Nonstop2h 25m
Portland
Sun 3/8
5:40 pm-8:04 pm
Nonstop2h 24m
$177
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Sat 4/4
9:22 pm-11:58 pm
Nonstop2h 36m
Portland
Tue 4/14
7:05 am-11:46 am
1 stop4h 41m
$178
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles
Tue 4/7
3:53 pm-11:44 pm
1 stop7h 51m
Portland
Mon 4/13
7:15 am-1:49 pm
1 stop6h 34m
$187
Showing 1-10 of 23 results
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 January 23, 2026.
The best time to book flights from Irvine to Portland is 73 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, February is the cheapest month in which you can book a flight from Irvine to Portland (average of $52). Flying from Irvine to Portland in December is currently the most expensive (average of $98). 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 January 29, 2026.
It’s typically best to fly out from Irvine to Portland in the evening. Doing so could potentially save you 9% on the flight price compared to flying at noon, which is usually more expensive.
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 January 24, 2026.
Travelers seeking maximum savings on their Irvine to Portland flight should consider departing on Tuesday at noon when fares are most often at their lowest. Monday 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 January 29, 2026.
The most flights from IR9 to PDX are scheduled on a Thursday (63 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (13 on average).
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 January 29, 2026.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines 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.
Comfort
7.8
Entertainment
7.0
Food
7.1
Boarding
8.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Comfort
7.8
Entertainment
7.0
Food
7.1
Boarding
8.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Comfort
7.8
Entertainment
7.0
Food
7.1
Boarding
8.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Comfort
7.8
Entertainment
7.0
Food
7.1
Boarding
8.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Comfort
7.8
Entertainment
7.0
Food
7.1
Boarding
8.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Comfort
7.8
Entertainment
7.0
Food
7.1
Boarding
8.1
Crew
8.5
Overall
8.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
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.
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsVancouver
Seaside
Clackamas
Lincoln City
Longview
Lake Oswego
Beaverton
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Depoe Bay
Stevenson
Wilsonville
Tillamook
Pacific City
Gresham
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Irvine to Portland
See prices for flight routes from nearby airports that may be better suited for you.
Top 9 airlines flying from Irvine to Portland
Discover the top 9 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 January 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$58 | Average$158 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$78 | Average$258 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$88 | Average$252 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$93 | Average$166 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$138 | Average$303 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$149 | Average$278 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$153 | Average$256 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$168 | Average$397 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$176 | Average$206 | FlexibilityNo cancel fee | On-time62% |