How popular is this Seattle to Irvine flight route?

Within the past month, 270 users have taken a look at flights from Seattle/Tacoma Intl to Irvine.

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

The cheapest airlines for a one-way flight from Seattle to Irvine are Frontier ($32), United Airlines ($89), and Delta ($90).

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 Seattle to Irvine?

The cheapest flight price from Seattle to Irvine is $84. On average you can expect to pay $1,050. The most popular route, (Seattle/Tacoma Intl - Los Angeles), can usually be booked for $128.

What are the most reliable airlines from Seattle to Irvine?

Consider Horizon Air (100%), ITA Airways (100%) or United Airlines (94%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Irvine.

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

Frontier, Alaska Airlines and Delta are the most popular airlines when flying from Seattle to Irvine.

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

Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to Irvine. 8 airlines have flights from Seattle/Tacoma Intl to Irvine on a regular basis. Booking flights from Seattle/Tacoma Intl to Irvine should not be difficult; the airport handles an average of 35 outbound flights to Irvine per day.

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

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

How can I find direct flights from Seattle to Irvine?

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

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

Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Irvine

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Irvine are usually found in March or May, booked 84 days in advance, depart on a Thursday or Friday and return on a Thursday

Find flight deals from Seattle to Irvine

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	December
Cheapest in	March
Average price	$273

Provider with most accurate pricing for Seattle/Tacoma Intl-Los Angeles flight deals.

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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Los Angeles flights.

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Highest demand for flights based on searches. 1% potential increase in price ($4 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 October 2026

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Cheapflights Insights

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

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

When flying from Seattle to Irvine, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 10% versus a flight in the afternoon.

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

Travelers seeking maximum savings on their Seattle to Irvine flight should consider departing on Monday afternoons 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.

Reviews of airlines servicing Irvine

Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines from Seattle to Irvine by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

7.9

Good

13,135 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Alaska Airlines

7.9

Good

13,135 reviews

Alaska Airlines

7.9

Good

13,135 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Delta

7.8

Good

8,693 reviews

Alaska Airlines

7.9

Good

13,135 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

United Airlines

7.3

Good

10,451 reviews

Alaska Airlines

7.9

Good

13,135 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

American Airlines

7.0

Good

12,210 reviews

Alaska Airlines

7.9

Good

13,135 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Frontier

5.5

Fair

2,515 reviews

Alaska Airlines

7.9

Good

13,135 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Related info for your journey

What airport do you fly from for flights from Seattle to Irvine?
Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to Irvine. 8 airlines have flights from Seattle/Tacoma Intl to Irvine on a regular basis. Booking flights from Seattle/Tacoma Intl to Irvine should not be difficult; the airport handles an average of 35 outbound flights to Irvine per day.
How popular is this Seattle to Irvine flight route?
Within the past month, 270 users have taken a look at flights from Seattle/Tacoma Intl to Irvine.
What are the cheapest airlines to fly from Seattle to Irvine one-way?
The cheapest airlines for a one-way flight from Seattle to Irvine are Frontier ($32), United Airlines ($89), and Delta ($90).
What are the most reliable airlines from Seattle to Irvine?
Consider Horizon Air (100%), ITA Airways (100%) or United Airlines (94%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Irvine.
What are the cheapest flights from Seattle to Irvine?
The cheapest flight price from Seattle to Irvine is $84. On average you can expect to pay $1,050. The most popular route, (Seattle/Tacoma Intl - Los Angeles), can usually be booked for $128.
Can I find deals for flights from Seattle to Irvine that include hotel bookings?
Yes. In addition to deals on Seattle to Irvine flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to Irvine?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Irvine.
Can I find deals for business class flights from Seattle to Irvine?
Yes. Cheapflights offers flight deals from Seattle 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 Seattle to Irvine

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$37	Average$222	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$107	Average$298	FlexibilityNo cancel fee	On-timeN/A
JetBlue	Cheapest$136	Average$238	FlexibilityNo cancel fee	On-time62%
Alaska Airlines	Cheapest$138	Average$317	FlexibilityNo cancel fee	On-time75%
Hawaiian Airlines	Cheapest$142	Average$366	FlexibilityNo cancel fee	On-time85%
United Airlines	Cheapest$148	Average$340	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$150	Average$299	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$227	Average$367	FlexibilityNo cancel fee	On-time71%

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Cheap flights from Seattle (SEA) to Irvine, CA

Find cheap flights from Seattle to Irvine with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Seattle to Irvine

Most accurate provider

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Popular in

Cheapest in

Average price

Cheapflights Insights

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

When flying from Seattle to Irvine, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 10% versus a flight in the afternoon.

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

Travelers seeking maximum savings on their Seattle to Irvine flight should consider departing on Monday afternoons 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.

Reviews of airlines servicing Irvine

Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines from Seattle to Irvine by reading reviews from past customers. Users have also rated airlines 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 Seattle to Irvine?

How popular is this Seattle to Irvine flight route?

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

What are the most reliable airlines from Seattle to Irvine?

What are the cheapest flights from Seattle to Irvine?

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

How can I find direct flights from Seattle to Irvine?

Can I find deals for business class flights from Seattle 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 Seattle 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 Seattle to Irvine by cabin class

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

Seattle and Irvine flights

Browse other Seattle and Irvine flight options. Last updated on October 30, 2026.

Other flights from Seattle

Browse through other flights departing from Seattle. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.

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Top 8 airlines flying from Seattle to Irvine

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