How popular is this Irvine to Portland flight route?

The Irvine to Portland flight path was viewed by 77 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?

$49 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Hawaiian Airlines and JetBlue, with prices starting from $79 and $83, respectively.

Weekly flight availability from Irvine to Portland

The most flights from IR9 to PDX are scheduled on a Monday (63 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (20 on average).

In terms of precipitation, rainfall in Portland ranges from 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Portland when rainfall is around 0.7 in.

If weather is an important factor for your trip to Portland, 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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

What are the cheapest flights from Irvine to Portland?

On average you can expect to pay $656 for a flight from Irvine to Portland. The cheapest flight overall is $108 while the most popular route, (Los Angeles - Portland) is currently priced at $165.

What are the most reliable airlines from Irvine to Portland?

The top 3 most reliable airlines when flying from Irvine to Portland are Sun Country Air (100%), KLM (94%) and Air France (92%).

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

When booking a flight from Irvine to Portland, you may want to consider flying on Alaska Airlines, Delta or Frontier as they are the most popular for this route.

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 40 inbound flights from Irvine per day from 8 airlines. Portland is conveniently located just 6.0 mi from Portland’s city center.

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.

Find Cheap Flights from Irvine to Portland

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Cheapflights Tip: The best prices from Irvine to Portland are usually found in January or February, booked 84 days in advance, depart on a Saturday or Thursday and return on a Friday

Find flight deals from Irvine to Portland

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	June
Cheapest in	January
Average price	$291

Provider with most accurate pricing for Los Angeles-Portland flight deals.

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Provider most trusted by Cheapflights users for Los Angeles-Portland flights.

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Highest demand for flights based on searches. 9% potential increase in price ($27 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).

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Average for round-trip flights in November 2026

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Cheapflights Insights

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

Prices

Airlines

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

It’s typically best to fly out from Irvine to Portland in the evening. Doing so could potentially save you 14% on the flight price compared to flying in the morning, which is usually more expensive.

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

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

Reviews of airlines servicing Portland

Read reviews from past customers who have flown Alaska Airlines,Delta, andJetBlue 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

7.9

Good

13,139 reviews

Reviews

1 / 20

10.0

Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Alaska Airlines

7.9

Good

13,139 reviews

Alaska Airlines

7.9

Good

13,139 reviews

Reviews

1 / 20

10.0

Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Delta

7.8

Good

8,700 reviews

Alaska Airlines

7.9

Good

13,139 reviews

Reviews

1 / 20

10.0

Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

JetBlue

7.1

Good

3,064 reviews

Alaska Airlines

7.9

Good

13,139 reviews

Reviews

1 / 20

10.0

Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

American Airlines

7.0

Good

12,233 reviews

Alaska Airlines

7.9

Good

13,139 reviews

Reviews

1 / 20

10.0

Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Frontier

5.5

Fair

2,511 reviews

Alaska Airlines

7.9

Good

13,139 reviews

Reviews

1 / 20

10.0

Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Related info for your journey

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 40 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 77 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?
$49 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Hawaiian Airlines and JetBlue, with prices starting from $79 and $83, respectively.
What are the most reliable airlines from Irvine to Portland?
The top 3 most reliable airlines when flying from Irvine to Portland are Sun Country Air (100%), KLM (94%) and Air France (92%).
What are the cheapest flights from Irvine to Portland?
On average you can expect to pay $656 for a flight from Irvine to Portland. The cheapest flight overall is $108 while the most popular route, (Los Angeles - Portland) is currently priced at $165.
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.

See more FAQs

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Top 8 airlines flying from Irvine to Portland

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$69	Average$255	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$79	Average$275	FlexibilityNo cancel fee	On-timeN/A
Hawaiian Airlines	Cheapest$142	Average$342	FlexibilityNo cancel fee	On-time85%
Alaska Airlines	Cheapest$152	Average$320	FlexibilityNo cancel fee	On-time75%
Southwest	Cheapest$157	Average$323	FlexibilityNo cancel fee	On-time63%
JetBlue	Cheapest$176	Average$280	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$177	Average$421	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$191	Average$317	FlexibilityNo cancel fee	On-time69%

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Cheap flights from Irvine, CA to Portland (PDX)

Find cheap flights from Irvine to Portland with Cheapflights

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3. Compare prices and book

Find flight deals from Irvine to Portland

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Cheapflights Insights

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

It’s typically best to fly out from Irvine to Portland in the evening. Doing so could potentially save you 14% on the flight price compared to flying in the morning, which is usually more expensive.

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

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

Weekly flight availability from Irvine to Portland

The most flights from IR9 to PDX are scheduled on a Monday (63 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (20 on average).

Reviews of airlines servicing Portland

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

Related info for your journey

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

How popular is this Irvine to Portland flight route?

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

What are the most reliable airlines from Irvine to Portland?

What are the cheapest flights from Irvine to Portland?

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

How can I find direct flights from Irvine to Portland?

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

Traveling to a place near Portland?

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Complete your trip

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

Search flights from Irvine to Portland by cabin class

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

Irvine and Portland flights

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

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

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Top 8 airlines flying from Irvine to Portland

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