How popular is this Irvine to Oregon flight route?

Flights from Irvine to Oregon have been viewed 77 times in the past calendar month.

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

For one-way options, check prices for Frontier. According to our data, you can fly for as low as $49. Users have also found prices from $75 and $78 on Delta and Southwest, respectively.

Weekly flight availability from Irvine to Oregon

The most flights from IR9 to USOR are scheduled on a Monday (64 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).

In terms of precipitation, rainfall in Oregon 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 Oregon when rainfall is around 0.7 in.

If weather is an important factor for your trip to Oregon, 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 most popular routes from Irvine to Oregon?

When deciding which route to take from Irvine to Oregon consider Los Angeles - Portland, Los Angeles - Boise Air Term. Gowen Fld or Los Angeles - Bend/Redmond as they are the most popular.

What are the cheapest flights from Irvine to Oregon?

While on average a flight from Irvine to Oregon is generally $656, our data shows the cheapest flight currently is $108. When looking at the most popular route, (Los Angeles - Portland), you can expect to pay $165 for that flight.

What are the most reliable airlines from Irvine to Oregon?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Irvine to Oregon on time: Sun Country Air (100%), KLM (94%), Air France (92%).

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

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

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

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

How can I find direct flights from Irvine to Oregon?

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

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

Yes. Cheapflights offers flight deals from Irvine to Oregon 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 Oregon

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Find flight deals from Irvine to Oregon

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

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

Prices

Airlines

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

One of the essential ways to save on airfare from Irvine to Oregon is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 5% on airfare.

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

Travelers seeking maximum savings on their Irvine to Oregon flight should consider departing on Friday 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.

Reviews of airlines servicing Oregon

Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Irvine to Oregon to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

7.9

Good

13,140 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

13,140 reviews

Alaska Airlines

7.9

Good

13,140 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

8,698 reviews

Alaska Airlines

7.9

Good

13,140 reviews

Reviews

1 / 20

10.0

Excellent

Franzi,Mar 2026

SFO - PDX

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

United Airlines

7.3

Good

10,459 reviews

Alaska Airlines

7.9

Good

13,140 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

12,228 reviews

Alaska Airlines

7.9

Good

13,140 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

13,140 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

How popular is this Irvine to Oregon flight route?
Flights from Irvine to Oregon have been viewed 77 times in the past calendar month.
What are the cheapest airlines to fly from Irvine to Oregon one-way?
For one-way options, check prices for Frontier. According to our data, you can fly for as low as $49. Users have also found prices from $75 and $78 on Delta and Southwest, respectively.
What are the most popular routes from Irvine to Oregon?
When deciding which route to take from Irvine to Oregon consider Los Angeles - Portland, Los Angeles - Boise Air Term. Gowen Fld or Los Angeles - Bend/Redmond as they are the most popular.
What are the most reliable airlines from Irvine to Oregon?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Irvine to Oregon on time: Sun Country Air (100%), KLM (94%), Air France (92%).
What are the cheapest flights from Irvine to Oregon?
While on average a flight from Irvine to Oregon is generally $656, our data shows the cheapest flight currently is $108. When looking at the most popular route, (Los Angeles - Portland), you can expect to pay $165 for that flight.
Can I find deals for flights from Irvine to Oregon that include hotel bookings?
Yes. In addition to deals on Irvine to Oregon flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Irvine to Oregon?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Irvine to Oregon.
Can I find deals for business class flights from Irvine to Oregon?
Yes. Cheapflights offers flight deals from Irvine to Oregon 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 10 airlines flying from Irvine to Oregon

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$69	Average$255	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$79	Average$296	FlexibilityNo cancel fee	On-timeN/A
Allegiant Air	Cheapest$106	Average$224	FlexibilityNo cancel fee	On-time88%
Breeze Airways	Cheapest$124	Average$297	FlexibilityNo cancel fee	On-timeN/A
Hawaiian Airlines	Cheapest$142	Average$342	FlexibilityNo cancel fee	On-time85%
United Airlines	Cheapest$147	Average$414	FlexibilityNo cancel fee	On-time69%
Alaska Airlines	Cheapest$147	Average$368	FlexibilityNo cancel fee	On-time75%
Southwest	Cheapest$157	Average$353	FlexibilityNo cancel fee	On-time63%
JetBlue	Cheapest$176	Average$280	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$177	Average$517	FlexibilityNo cancel fee	On-time71%

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Cheap flights from Irvine, CA to Oregon

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Cheapflights Insights

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

One of the essential ways to save on airfare from Irvine to Oregon is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 5% on airfare.

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

Travelers seeking maximum savings on their Irvine to Oregon flight should consider departing on Friday 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 Oregon

The most flights from IR9 to USOR are scheduled on a Monday (64 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (11 on average).

Reviews of airlines servicing Oregon

Peruse reviews from past customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Irvine to Oregon to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How popular is this Irvine to Oregon flight route?

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

What are the most popular routes from Irvine to Oregon?

What are the most reliable airlines from Irvine to Oregon?

What are the cheapest flights from Irvine to Oregon?

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

How can I find direct flights from Irvine to Oregon?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Irvine to Oregon

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

Complete your trip

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

Search flights from Irvine to Oregon by cabin class

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

Irvine and Oregon flights

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

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