How popular is this Portland to Irvine flight route?

Within the past month, 147 users have taken a look at flights from Portland to Irvine.

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

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $49. However, be on the lookout for offers from American Airlines and Southwest, as they are both options that can get you from Portland to Irvine for a low price.

Weekly flight availability from Portland to Irvine

The most flights from PDX to IR9 are scheduled on a Tuesday (57 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).

In terms of precipitation, rainfall in Irvine ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit Irvine when rainfall is around 0.0 in.

If weather is an important factor for your trip to Irvine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

What are the cheapest flights from Portland to Irvine?

On average you can expect to pay $732 for a flight from Portland to Irvine. The cheapest flight overall is $96 while the most popular route, (Portland - Los Angeles) is currently priced at $157.

What are the most reliable airlines from Portland to Irvine?

Before booking your flight to Irvine from Portland, check out the most reliable airlines to get you to your destination on time: Sun Country Air (100%), China Eastern (93%), Cathay Pacific( 93%).

What are the most popular airlines that fly from Portland to Irvine?

Before booking your flight from Portland to Irvine check out the most popular airlines for this route: Alaska Airlines, Delta or Frontier.

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

If you book a flight to Irvine from Portland, you will be flying from Portland, which is the city’s only airport. Portland (PDX) is located 6.0 mi from the center of Portland. There are 37 flights from Portland to Irvine per day from 8 different airlines.

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

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

How can I find direct flights from Portland to Irvine?

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

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

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

Find Cheap Flights from Portland to Irvine

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Cheapflights Tip: The best prices from Portland to Irvine are usually found in January or May, booked 87 days in advance, depart on a Friday or Thursday and return on a Saturday

Find flight deals from Portland to Irvine

Most accurate provider	FlightHub 3 stars
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Popular in	June
Cheapest in	January
Average price	$269

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Highest demand for flights based on searches. 5% potential increase in price ($16 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).

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Average for round-trip flights in November 2026

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

Prices

Airlines

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

It’s typically best to fly out from Portland to Irvine in the afternoon. Doing so could potentially save you 11% on the flight price compared to flying in the evening, which is usually more expensive.

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

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

Reviews of airlines servicing Irvine

Read reviews from past customers who have flown Alaska Airlines,Delta, andJetBlue from Portland to Irvine. 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

7.9

Good

13,139 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Alaska Airlines

7.9

Good

13,139 reviews

Alaska Airlines

7.9

Good

13,139 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Delta

7.8

Good

8,700 reviews

Alaska Airlines

7.9

Good

13,139 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

JetBlue

7.1

Good

3,064 reviews

Alaska Airlines

7.9

Good

13,139 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

American Airlines

7.0

Good

12,233 reviews

Alaska Airlines

7.9

Good

13,139 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Frontier

5.5

Fair

2,511 reviews

Alaska Airlines

7.9

Good

13,139 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Related info for your journey

What airport do you fly from for flights from Portland to Irvine?
If you book a flight to Irvine from Portland, you will be flying from Portland, which is the city’s only airport. Portland (PDX) is located 6.0 mi from the center of Portland. There are 37 flights from Portland to Irvine per day from 8 different airlines.
How popular is this Portland to Irvine flight route?
Within the past month, 147 users have taken a look at flights from Portland to Irvine.
What are the cheapest airlines to fly from Portland to Irvine one-way?
The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $49. However, be on the lookout for offers from American Airlines and Southwest, as they are both options that can get you from Portland to Irvine for a low price.
What are the most reliable airlines from Portland to Irvine?
Before booking your flight to Irvine from Portland, check out the most reliable airlines to get you to your destination on time: Sun Country Air (100%), China Eastern (93%), Cathay Pacific( 93%).
What are the cheapest flights from Portland to Irvine?
On average you can expect to pay $732 for a flight from Portland to Irvine. The cheapest flight overall is $96 while the most popular route, (Portland - Los Angeles) is currently priced at $157.
Can I find deals for flights from Portland to Irvine that include hotel bookings?
Yes. In addition to deals on Portland to Irvine flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Irvine?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Irvine.
Can I find deals for business class flights from Portland to Irvine?
Yes. Cheapflights offers flight deals from Portland to Irvine by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top 8 airlines flying from Portland to Irvine

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$75	Average$227	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$83	Average$301	FlexibilityNo cancel fee	On-timeN/A
Alaska Airlines	Cheapest$141	Average$293	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$142	Average$339	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$158	Average$345	FlexibilityNo cancel fee	On-time71%
JetBlue	Cheapest$160	Average$286	FlexibilityNo cancel fee	On-time62%
Southwest	Cheapest$172	Average$315	FlexibilityNo cancel fee	On-time63%
Hawaiian Airlines	Cheapest$181	Average$332	FlexibilityNo cancel fee	On-time85%

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Cheap flights from Portland (PDX) to Irvine, CA

Find cheap flights from Portland to Irvine with Cheapflights

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Find flight deals from Portland to Irvine

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Cheapflights Insights

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

It’s typically best to fly out from Portland to Irvine in the afternoon. Doing so could potentially save you 11% on the flight price compared to flying in the evening, which is usually more expensive.

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

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

Weekly flight availability from Portland to Irvine

The most flights from PDX to IR9 are scheduled on a Tuesday (57 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).

Reviews of airlines servicing Irvine

Read reviews from past customers who have flown Alaska Airlines,Delta, andJetBlue from Portland to Irvine. 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.

Related info for your journey

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

How popular is this Portland to Irvine flight route?

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

What are the most reliable airlines from Portland to Irvine?

What are the cheapest flights from Portland to Irvine?

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

How can I find direct flights from Portland to Irvine?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to Irvine

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Irvine by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Portland to Irvine by cabin class

Find flights from Portland to Irvine, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Portland and Irvine flights

Browse other Portland and Irvine flight options. Last updated on November 5, 2026.

Other flights from Portland

Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on November 5, 2026.

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