$87+ 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — PDX
Apr 19 — Apr 261
Round-trip
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 January or May, booked 73 days in advance, depart on a Saturday or Thursday and return on a Thursday
Cheap flight deals from Irvine to Portland
Cheapest
Best
Last-minute
One-way
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 March 20, 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 March 20, 2026.
This Super.com deal was found by Cheapflights users on 3/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:13 am
LAX
- PDX
Nonstop2h 37m
Frontier
Sun 4/199:54 am
PDX
- LAX
Nonstop2h 25m
Frontier
Deal found 3/15![Frontier logo]()
$136
This Frontier deal was found by Cheapflights users on 3/15. 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 5/19:13 am
LAX
- PDX
Nonstop2h 37m
Frontier
Fri 5/155:31 pm
PDX
- LAX
Nonstop2h 43m
Frontier
Deal found 3/15![Frontier logo]()
$137
This Frontier deal was found by Cheapflights users on 3/15. 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 5/19:13 am
LAX
- PDX
Nonstop2h 37m
Frontier
Mon 5/49:54 am
PDX
- LAX
Nonstop2h 25m
Frontier
Deal found 3/15![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 4/169:13 am
LAX
- PDX
Nonstop2h 37m
Multiple Airlines
Sun 4/197:46 pm
PDX
- LAX
1 stop26h 18m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$139
This Frontier deal was found by Cheapflights users on 3/17. 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 6/69:20 am
LAX
- PDX
Nonstop2h 30m
Frontier
Mon 6/85:31 pm
PDX
- LAX
Nonstop2h 43m
Frontier
Deal found 3/17![Frontier logo]()
$140
This Super.com deal was found by Cheapflights users on 3/17. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/159:20 am
LAX
- PDX
Nonstop2h 30m
Frontier
Fri 5/155:31 pm
PDX
- LAX
Nonstop2h 43m
Frontier
Deal found 3/17![Frontier logo]()
$142
This Frontier deal was found by Cheapflights users on 3/17. 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 6/69:20 am
LAX
- PDX
Nonstop2h 30m
Frontier
Sat 6/65:31 pm
PDX
- LAX
Nonstop2h 43m
Frontier
Deal found 3/17![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
Fri 4/249:13 am
LAX
- PDX
Nonstop2h 37m
Frontier
Sun 4/269:54 am
PDX
- LAX
Nonstop2h 25m
Frontier
Deal found 3/17![Frontier logo]()
$146
This Jetabroad deal was found by Cheapflights users on 3/15. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/199:13 am
LAX
- PDX
Nonstop2h 37m
Frontier
Thu 4/232:54 pm
PDX
- LAX
Nonstop2h 30m
Frontier
Deal found 3/15![Frontier logo]()
$147
This Trip.com deal was found by Cheapflights users on 3/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/148:42 am
LAX
- PDX
1 stop5h 08m
Multiple Airlines
Fri 4/179:54 am
PDX
- LAX
Nonstop2h 25m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$148
Best flights from Irvine to PortlandDiscover carefully curated flight deals from Irvine to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 20, 2026.
Discover carefully curated flight deals from Irvine to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 20, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/14. 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.
Tue 5/57:05 am
LAX
- PDX
Nonstop2h 33m
Alaska Airlines
Sat 5/99:32 pm
PDX
- LAX
Nonstop2h 27m
Alaska Airlines
Deal found 3/14![Alaska Airlines logo]()
$157
This Southwest deal was found by Cheapflights users on 3/17. 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.
Wed 5/136:15 am
LAX
- PDX
1 stop5h 30m
Southwest
Wed 5/131:10 pm
PDX
- LAX
1 stop5h 40m
Southwest
Deal found 3/17![Southwest logo]()
$177
This United Airlines deal was found by Cheapflights users on 3/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:05 pm
LAX
- PDX
1 stop4h 28m
United Airlines
Thu 5/73:59 pm
PDX
- LAX
1 stop6h 59m
United Airlines
Deal found 3/18![United Airlines logo]()
$232
This Alaska Airlines deal was found by Cheapflights users on 3/15. 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 4/2210:00 am
LAX
- PDX
1 stop6h 22m
Alaska Airlines
Tue 4/282:50 pm
PDX
- LAX
1 stop4h 38m
Alaska Airlines
Deal found 3/15![Alaska Airlines logo]()
$177
This Alaska Airlines deal was found by Cheapflights users on 3/17. 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.
Tue 5/122:17 pm
LAX
- PDX
Nonstop2h 32m
Alaska Airlines
Sat 5/169:26 pm
PDX
- LAX
Nonstop2h 31m
Alaska Airlines
Deal found 3/17![Alaska Airlines logo]()
$197
This Southwest deal was found by Cheapflights users on 3/18. 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.
Wed 4/156:20 am
LAX
- PDX
2 stops7h 20m
Southwest
Wed 4/2212:45 pm
PDX
- LAX
1 stop4h 15m
Southwest
Deal found 3/18![Southwest logo]()
$222
This Southwest deal was found by Cheapflights users on 3/16. 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 5/231:50 pm
LAX
- PDX
1 stop5h 00m
Southwest
Tue 5/266:00 am
PDX
- LAX
1 stop6h 15m
Southwest
Deal found 3/16![Southwest logo]()
$229
This Southwest deal was found by Cheapflights users on 3/17. 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.
Wed 4/86:20 am
LAX
- PDX
2 stops7h 20m
Southwest
Fri 4/105:20 am
PDX
- LAX
1 stop5h 05m
Southwest
Deal found 3/17![Southwest logo]()
$242
This Southwest deal was found by Cheapflights users on 3/19. 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 5/25:20 am
LAX
- PDX
2 stops7h 35m
Southwest
Sat 5/96:00 am
PDX
- LAX
2 stops9h 15m
Southwest
Deal found 3/19![Southwest logo]()
$258
Last-minute flights from Irvine to PortlandDiscover last-minute flight deals from Irvine to Portland. Data last updated March 20, 2026 and is based on user searches.
Discover last-minute flight deals from Irvine to Portland. Data last updated March 20, 2026 and is based on user searches.
This Trip.com deal was found by Cheapflights users on 3/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/148:42 am
LAX
- PDX
1 stop5h 08m
Multiple Airlines
Fri 4/179:54 am
PDX
- LAX
Nonstop2h 25m
Multiple Airlines
Deal found 3/16![Multiple Airlines logo]()
$148
This Super.com deal was found by Cheapflights users on 3/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:13 am
LAX
- PDX
Nonstop2h 37m
Frontier
Sun 4/199:54 am
PDX
- LAX
Nonstop2h 25m
Frontier
Deal found 3/15![Frontier logo]()
$136
This CheapOair deal was found by Cheapflights users on 3/16. 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 4/169:13 am
LAX
- PDX
Nonstop2h 37m
Frontier
Mon 4/209:54 am
PDX
- LAX
Nonstop2h 25m
Frontier
Deal found 3/16![Frontier logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 3/17. 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 4/169:13 am
LAX
- PDX
Nonstop2h 37m
Multiple Airlines
Sun 4/197:46 pm
PDX
- LAX
1 stop26h 18m
Multiple Airlines
Deal found 3/17![Multiple Airlines logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 4/169:13 am
LAX
- PDX
Nonstop2h 37m
Frontier
Tue 4/2112:38 pm
PDX
- LAX
1 stop10h 36m
Frontier
Deal found 3/16![Frontier logo]()
$149
This Jetabroad deal was found by Cheapflights users on 3/15. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/199:13 am
LAX
- PDX
Nonstop2h 37m
Frontier
Thu 4/232:54 pm
PDX
- LAX
Nonstop2h 30m
Frontier
Deal found 3/15![Frontier logo]()
$147
This Frontier deal was found by Cheapflights users on 3/15. 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 4/239:13 am
LAX
- PDX
Nonstop2h 37m
Frontier
Sun 4/2611:15 am
PDX
- LAX
1 stop20h 26m
Frontier
Deal found 3/15![Frontier logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 3/17. 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.
Fri 4/249:13 am
LAX
- PDX
Nonstop2h 37m
Frontier
Sun 4/269:54 am
PDX
- LAX
Nonstop2h 25m
Frontier
Deal found 3/17![Frontier logo]()
$146
This Kiwi.com deal was found by Cheapflights users on 3/15. 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.
Fri 4/249:13 am
LAX
- PDX
Nonstop2h 37m
Frontier
Tue 4/2812:38 pm
PDX
- LAX
1 stop10h 36m
Frontier
Deal found 3/15![Frontier logo]()
$150
This Trip.com deal was found by Cheapflights users on 3/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2910:53 am
LAX
- PDX
Nonstop2h 33m
Alaska Airlines
Wed 5/65:49 pm
PDX
- LAX
Nonstop2h 33m
Alaska Airlines
Deal found 3/15![Alaska Airlines logo]()
$152
One-way flights from Irvine to PortlandSearch for one-way flight options from Irvine to Portland. Find affordable one-way fares based on user searches. Data last updated March 20, 2026.
Search for one-way flight options from Irvine to Portland. Find affordable one-way fares based on user searches. Data last updated March 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/16. 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.
Wed 4/154:17 pm
LAX
- PDX
1 stop18h 46m
Frontier
Deal found 3/16![Frontier logo]()
$87
This Southwest deal was found by Cheapflights users on 3/16. 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.
Wed 4/156:10 pm
LAX
- PDX
1 stop4h 50m
Southwest
Deal found 3/16![Southwest logo]()
$89
This Jetabroad deal was found by Cheapflights users on 3/19. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:13 am
LAX
- PDX
Nonstop2h 37m
Frontier
Deal found 3/19![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 3/19. 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.
Sun 4/199:13 am
LAX
- PDX
Nonstop2h 37m
Frontier
Deal found 3/19![Frontier logo]()
$92
This Super.com deal was found by Cheapflights users on 3/17. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:09 pm
LAX
- PDX
1 stop14h 50m
Frontier
Deal found 3/17![Frontier logo]()
$94
This Frontier deal was found by Cheapflights users on 3/17. 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 8/1311:43 am
LAX
- PDX
Nonstop2h 29m
Frontier
Deal found 3/17![Frontier logo]()
$95
This Booking.com deal was found by Cheapflights users on 3/16. 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 5/76:30 am
LAX
- PDX
1 stop10h 16m
Frontier
Deal found 3/16![Frontier logo]()
$97
This American Airlines deal was found by Cheapflights users on 3/16. 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.
Wed 7/228:20 pm
LAX
- PDX
Nonstop2h 29m
American Airlines
Deal found 3/16![American Airlines logo]()
$98
This Delta deal was found by Cheapflights users on 3/16. 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 5/125:00 pm
LAX
- PDX
Nonstop2h 23m
Delta
Deal found 3/16![Delta logo]()
$99
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 March 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $136 (Super.com) |
One-way from | $87 (Kiwi.com) |
Popular in | November |
Cheapest in | January |
Average price | $243 |
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 March 20, 2026.
Use the filters below to find and compare flights from Irvine to Portland that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles Los Angeles
Tue 5/5
7:05 am-9:38 am
Nonstop2h 33m
Portland
Sat 5/9
9:32 pm-11:59 pm
Nonstop2h 27m
$157
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles Los Angeles
Wed 5/13
6:15 am-11:45 am
1 stop5h 30m
Portland
Wed 5/13
1:10 pm-6:50 pm
1 stop5h 40m
$177
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles Los Angeles
Wed 4/22
10:00 am-4:22 pm
1 stop6h 22m
Portland
Tue 4/28
2:50 pm-7:28 pm
1 stop4h 38m
$177
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles Los Angeles
Tue 5/12
2:17 pm-4:49 pm
Nonstop2h 32m
Portland
Sat 5/16
9:26 pm-11:57 pm
Nonstop2h 31m
$197
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles Los Angeles
Wed 4/15
6:20 am-1:40 pm
2 stops7h 20m
Portland
Wed 4/22
12:45 pm-5:00 pm
1 stop4h 15m
$222
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles Los Angeles
Sat 5/23
1:50 pm-6:50 pm
1 stop5h 00m
Portland
Tue 5/26
6:00 am-12:15 pm
1 stop6h 15m
$229
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles Los Angeles
Tue 5/5
8:05 pm-12:33 am
1 stop4h 28m
Portland
Thu 5/7
3:59 pm-10:58 pm
1 stop6h 59m
$232
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles Los Angeles
Wed 4/8
6:20 am-1:40 pm
2 stops7h 20m
Portland
Fri 4/10
5:20 am-10:25 am
1 stop5h 05m
$242
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles Los Angeles
Sat 5/2
5:20 am-12:55 pm
2 stops7h 35m
Portland
Sat 5/9
6:00 am-3:15 pm
2 stops9h 15m
$258
Cheapest one-way
Los AngelesPortland
LAX - PDX
LAXPDX
Los Angeles Los Angeles
Tue 5/12
9:23 pm-11:55 pm
Nonstop2h 32m
$99
Showing 1-10 of 20 resultsSorted by cheapest first
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.
LAX-PDX
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
IR9-PDX
LAX-PDX
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 March 13, 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, October is the cheapest month in which you can book a flight from Irvine to Portland (average of $63). Flying from Irvine to Portland in February is currently the most expensive (average of $115). 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 March 20, 2026.
It’s typically best to fly out from Irvine to Portland at noon. Doing so could potentially save you 10% on the flight price compared to flying in the afternoon, 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 March 14, 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. 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 March 20, 2026.
The most flights from IR9 to PDX are scheduled on a Thursday (60 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (26 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 March 20, 2026.
Read reviews from past customers who have flown Alaska Airlines,Delta, andHawaiian 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.
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
Entertainment
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentFranzi,Mar 2026
SFO - PDX
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
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Beaverton
Depoe Bay
Wilsonville
Stevenson
Tillamook
Pacific City
Astoria
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Irvine and Portland flights
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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 March 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$59 | Average$161 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$78 | Average$248 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$87 | Average$166 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$88 | Average$261 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$93 | Average$211 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$138 | Average$303 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$139 | Average$271 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$157 | Average$266 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$168 | Average$399 | FlexibilityNo cancel fee | On-time71% |