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$124+ Cheap flights from Buffalo (BUF) to Irvine, CA

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — LAX
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Buffalo to Irvine are usually found in October or September, booked 46 days in advance, depart on a Saturday or Wednesday and return on a Monday

Cheap flight deals from Buffalo to Irvine

Keep the following information in mind while searching for Buffalo to Irvine flight deals. Data was last updated July 31, 2025.

Round-trip from

$204
(American Airlines)

One-way from

$124
(JetBlue)

Popular in

December

Cheapest in

October

Average price

$339
From Buffalo to Irvine
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One-way flight from Buffalo to Irvine
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Highest demand for flights based on searches. 8% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Buffalo to Irvine

Cheapest flights from Buffalo to Irvine
Explore the most affordable flight options available from Buffalo to Irvine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This American Airlines deal was found by Cheapflights users on 7/30. 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.
Tue 10/2810:30 amBUF - LAX
1 stop8h 05mAmerican Airlines
Fri 11/71:10 pmLAX - BUF
1 stop7h 16mAmerican Airlines
Deal found 7/30$204
This JetBlue deal was found by Cheapflights users on 7/29. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/196:42 pmBUF - LAX
Nonstop5h 14mJetBlue
Tue 8/269:48 pmLAX - BUF
Nonstop4h 52mJetBlue
Deal found 7/29$227
This Frontier deal was found by Cheapflights users on 7/31. 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 8/161:14 pmBUF - LAX
1 stop11h 22mFrontier
Sat 8/309:31 pmLAX - BUF
1 stop11h 09mFrontier
Deal found 7/31$258
This Southwest deal was found by Cheapflights users on 7/31. 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.
Mon 11/108:00 pmBUF - LAX
1 stop6h 55mSouthwest
Wed 11/127:40 pmLAX - BUF
2 stops9h 15mSouthwest
Deal found 7/31$272
This Delta deal was found by Cheapflights users on 7/29. 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.
Wed 9/106:00 amBUF - LAX
1 stop8h 58mDelta
Thu 9/1810:45 pmLAX - BUF
1 stop6h 36mDelta
Deal found 7/29$277

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo to Irvine 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 July 31, 2025.
Use the filters below to find and compare flights from Buffalo to Irvine that are best for you.

Fly from

Buffalo

Fly to

Irvine

Route

Depart

Return

Price

BuffaloLos Angeles

BUF - LAX

BUFLAX

Buffalo

Tue 10/28

10:30 am-3:35 pm

1 stop8h 05m

Los Angeles

Fri 11/7

1:10 pm-11:26 pm

1 stop7h 16m

$204

BuffaloLos Angeles

BUF - LAX

BUFLAX

Buffalo

Tue 8/19

6:42 pm-8:56 pm

Nonstop5h 14m

Los Angeles

Tue 8/26

9:48 pm-5:40 am

Nonstop4h 52m

$227

BuffaloLos Angeles

BUF - LAX

BUFLAX

Buffalo

Sat 8/16

1:14 pm-9:36 pm

1 stop11h 22m

Los Angeles

Sat 8/30

9:31 pm-11:40 am

1 stop11h 09m

$258

BuffaloLos Angeles

BUF - LAX

BUFLAX

Buffalo

Mon 11/10

8:00 pm-11:55 pm

1 stop6h 55m

Los Angeles

Wed 11/12

7:40 pm-7:55 am

2 stops9h 15m

$272

BuffaloLos Angeles

BUF - LAX

BUFLAX

Buffalo

Wed 9/10

12:45 pm-5:47 pm

1 stop8h 02m

Los Angeles

Mon 9/22

11:55 pm-11:01 am

1 stop8h 06m

$277

BuffaloLos Angeles

BUF - LAX

BUFLAX

Buffalo

Mon 8/25

6:42 pm-8:56 pm

Nonstop5h 14m

$124

BuffaloLos Angeles

BUF - LAX

BUFLAX

Buffalo

Wed 8/13

1:04 pm-6:40 pm

1 stop8h 36m

$125

BuffaloLos Angeles

BUF - LAX

BUFLAX

Buffalo

Mon 9/29

6:30 am-12:00 pm

1 stop8h 30m

$129

BuffaloLos Angeles

BUF - LAX

BUFLAX

Buffalo

Sat 11/1

7:36 pm-9:28 am

1 stop16h 52m

$135

BuffaloLos Angeles

BUF - LAX

BUFLAX

Buffalo

Tue 10/14

9:00 am-10:40 pm

2 stops16h 40m

$136

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 13 results
1
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Best time to book a flight from Buffalo to Irvine

Have a flexible travel schedule? Discover the best time to fly to Irvine from Buffalo with our price prediction graph.
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 Buffalo to Irvine

How far ahead should I book a flight from Buffalo to Irvine?

Use this chart to determine the optimal time to book a round-trip flight from Buffalo to Irvine. Price data was last updated on July 25, 2025.

The price you pay for your flight from Buffalo to Irvine may vary depending on when you book. For the best chance of a lower fare, look to book 46 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Buffalo to Irvine?

Currently, January is the cheapest month in which you can book a flight from Buffalo to Irvine (average of $246). Flying from Buffalo to Irvine in March is currently the most expensive (average of $326). 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 BUF to IR9?

Find hourly flight availability from Buffalo to Irvine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

When flying from Buffalo to Irvine, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Use this chart to determine the cheapest time to fly round-trip from Buffalo to Irvine. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Buffalo to Irvine flight should consider departing on Monday 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 Buffalo to Irvine

Explore weekly flight availability from Buffalo to Irvine. 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 July 31, 2025.

The most flights from BUF to IR9 are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Irvine

Get insights into the airlines that provide service to Irvine. 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 Irvine. Reviews last updated July 31, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Buffalo to Irvine to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Boarding

8.1

Comfort

7.8

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Buffalo to Irvine. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Buffalo to Irvine?

    If you book a flight to Irvine from Buffalo, you will be flying from Buffalo, which is the city’s only airport. Buffalo (BUF) is located 8.3 mi from the center of Buffalo. There are 3 flights from Buffalo to Irvine per day from 6 different airlines.

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

    $124 is the cheapest one-way deal found within the past few days, from JetBlue. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $125 and $129, respectively.

  • What are the most reliable airlines from Buffalo to Irvine?

    The top 3 most reliable airlines when flying from Buffalo to Irvine are JetBlue (75%), Hawaiian Airlines (75%) and Singapore Airlines (75%).

  • What are the cheapest flights from Buffalo to Irvine?

    Looking at all options, your cheapest flight can be booked for $123. While the most popular route (Buffalo - Los Angeles) can be booked for $209 on average our data indicates $238 when flying from Buffalo to Irvine.

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

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

  • How can I find direct flights from Buffalo to Irvine?

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

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

    Yes. Cheapflights offers flight deals from Buffalo 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.

  • What is the cheapest month to book a flight from Buffalo to Irvine?

    Currently, January is the cheapest month in which you can book a flight from Buffalo to Irvine (average of $246). Flying from Buffalo to Irvine in March is currently the most expensive (average of $326). 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.

See more FAQs

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Top 6 airlines flying from Buffalo to Irvine

Discover the top 6 airlines that operate flights from Buffalo to Irvine. 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$80Average$213FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$175Average$391FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$202Average$324FlexibilityNo cancel feeOn-time62%
DeltaCheapest$207Average$455FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$246Average$475FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$246Average$450FlexibilityNo cancel feeOn-time63%

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