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

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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BUF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to Buffalo are usually found in June or August, booked 19 days in advance, depart on a Saturday or Monday and return on a Saturday

Cheap flight deals from Irvine to Buffalo

Keep the following information in mind while searching for Irvine to Buffalo flight deals. Data was last updated June 12, 2025.

Round-trip from

$217
(American Airlines)

One-way from

$124
(JetBlue)

Popular in

December

Cheapest in

June

Average price

$309
From Irvine to Buffalo
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One-way flight from Irvine to Buffalo
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Highest demand for flights based on searches. 14% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Irvine to Buffalo

Cheapest flights from Irvine to Buffalo
Explore the most affordable flight options available from Irvine to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/10. 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 7/812:59 amLAX - BUF
1 stop7h 19mAmerican Airlines
Tue 7/158:02 amBUF - LAX
1 stop8h 23mAmerican Airlines
Deal found 6/10$217
This JetBlue deal was found by Cheapflights users on 6/10. 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.
Wed 8/139:15 pmLAX - BUF
Nonstop4h 52mJetBlue
Sun 8/176:42 pmBUF - LAX
Nonstop5h 14mJetBlue
Deal found 6/10$222
This Southwest deal was found by Cheapflights users on 6/10. 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.
Sat 6/286:30 amLAX - BUF
1 stop9h 15mSouthwest
Sat 7/55:00 amBUF - LAX
1 stop13h 55mSouthwest
Deal found 6/10$257
This Delta deal was found by Cheapflights users on 6/10. 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.
Fri 8/291:10 pmLAX - BUF
1 stop7h 47mDelta
Mon 9/16:00 amBUF - LAX
1 stop8h 58mDelta
Deal found 6/10$272
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2611:37 pmLAX - BUF
1 stop7h 26mUnited Airlines
Thu 7/317:00 amBUF - LAX
1 stop7h 40mUnited Airlines
Deal found 6/11$292
This Sun Country Air deal was found by Cheapflights users on 6/10. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2611:55 pmLAX - BUF
1 stop7h 49mSun Country Air
Mon 7/2811:41 amBUF - LAX
1 stop14h 00mSun Country Air
Deal found 6/10$295
This Frontier deal was found by Cheapflights users on 6/12. 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.
Sun 8/103:48 pmLAX - BUF
2 stops18h 28mFrontier
Wed 8/135:12 pmBUF - LAX
1 stop10h 15mFrontier
Deal found 6/12$342
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/316:00 amLAX - BUF
3 stops25h 38mMultiple Airlines
Sun 8/1712:17 pmBUF - LAX
1 stop13h 27mMultiple Airlines
Deal found 6/10$397

Cheapflights Fare Finder

Customize your flight search to find flights from Irvine to Buffalo 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 June 12, 2025.
Use the filters below to find and compare flights from Irvine to Buffalo that are best for you.

Fly from

Irvine

Fly to

Buffalo

Route

Depart

Return

Price

Los AngelesBuffalo

LAX - BUF

LAXBUF

Los Angeles

Tue 7/8

12:59 am-11:18 am

1 stop7h 19m

Buffalo

Tue 7/15

8:02 am-1:25 pm

1 stop8h 23m

$217

Los AngelesBuffalo

LAX - BUF

LAXBUF

Los Angeles

Wed 8/13

9:15 pm-5:07 am

Nonstop4h 52m

Buffalo

Sun 8/17

6:42 pm-8:56 pm

Nonstop5h 14m

$222

Los AngelesBuffalo

LAX - BUF

LAXBUF

Los Angeles

Sat 6/28

6:30 am-6:45 pm

1 stop9h 15m

Buffalo

Sat 7/5

5:00 am-3:55 pm

1 stop13h 55m

$257

Los AngelesBuffalo

LAX - BUF

LAXBUF

Los Angeles

Fri 8/29

1:10 pm-11:57 pm

1 stop7h 47m

Buffalo

Mon 9/1

6:00 am-11:58 am

1 stop8h 58m

$272

Los AngelesBuffalo

LAX - BUF

LAXBUF

Los Angeles

Fri 8/1

10:40 pm-9:58 am

1 stop8h 18m

Buffalo

Mon 8/4

7:45 pm-12:45 am

1 stop8h 00m

$290

Los AngelesBuffalo

LAX - BUF

LAXBUF

Los Angeles

Sat 7/26

11:55 pm-10:44 am

1 stop7h 49m

Buffalo

Mon 7/28

11:41 am-10:41 pm

1 stop14h 00m

$295

Los AngelesBuffalo

LAX - BUF

LAXBUF

Los Angeles

Sun 8/10

3:48 pm-1:16 pm

2 stops18h 28m

Buffalo

Wed 8/13

5:12 pm-12:27 am

1 stop10h 15m

$342

Los AngelesBuffalo

LAX - BUF

LAXBUF

Los Angeles

Thu 7/31

6:00 am-10:38 am

3 stops25h 38m

Buffalo

Sun 8/17

12:17 pm-10:44 pm

1 stop13h 27m

$397

Los AngelesBuffalo

LAX - BUF

LAXBUF

Los Angeles

Fri 7/25

9:46 pm-5:38 am

Nonstop4h 52m

$124

Los AngelesBuffalo

LAX - BUF

LAXBUF

Los Angeles

Sun 8/17

6:00 am-6:33 pm

1 stop9h 33m

$125

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 17 results
1
2

Best time to book a flight from Irvine to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from Irvine 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 Irvine to Buffalo

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

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Buffalo. Price data was last updated on June 9, 2025.

The price you pay for your flight from Irvine to Buffalo may vary depending on when you book. For the best chance of a lower fare, look to book 19 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 Irvine to Buffalo?

Currently, January is the cheapest month in which you can book a flight from Irvine to Buffalo (average of $256). Flying from Irvine to Buffalo in December is currently the most expensive (average of $337). 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 IR9 to BUF?

Find hourly flight availability from Irvine to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Irvine to Buffalo, 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 Irvine to Buffalo?

Use this chart to determine the cheapest time to fly round-trip from Irvine to Buffalo. Price data was last updated on June 30, 2024.

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

Weekly flight availability from Irvine to Buffalo

Explore weekly flight availability from Irvine to Buffalo. 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 June 12, 2025.

The most flights from IR9 to BUF are scheduled on a Monday (2 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Buffalo by month

Plan your trip to Buffalo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buffalo ranges from 2.5 - 4.0 inches per month. November is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Buffalo when rainfall is around 2.5 in.

Temperature in Buffalo by month

Plan your trip to Buffalo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buffalo, 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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated June 12, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Irvine to Buffalo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
JetBlue
7.3
Good
2,925 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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 Irvine to Buffalo. 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 into for flights to Buffalo from Irvine?

    Buffalo (BUF), located 8.3 mi from the city center, is the airport you fly into when you book flights from Irvine to Buffalo. 6 airlines have flights to Buffalo from Irvine on a regular basis. Booking flights from Irvine to Buffalo should not be difficult; the airport handles an average of 1 inbound flight from Irvine per day.

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

    For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $124. Users have also found prices from $125 and $129 on American Airlines and Southwest, respectively.

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

    The top 3 most reliable airlines when flying from Irvine to Buffalo are Singapore Airlines (100%), JetBlue (88%) and Hawaiian Airlines (85%).

  • What are the cheapest flights from Irvine to Buffalo?

    The cheapest flight price from Irvine to Buffalo is $123. On average you can expect to pay $233. The most popular route, (Los Angeles - Buffalo), can usually be booked for $197.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Irvine to Buffalo 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 Irvine to Buffalo?

    Currently, January is the cheapest month in which you can book a flight from Irvine to Buffalo (average of $256). Flying from Irvine to Buffalo in December is currently the most expensive (average of $337). 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

Traveling to a place near Irvine?

Book flights to Irvine if you plan to visit one of these locations
Williamsville
Amherst
Orchard Park
Batavia
Eden
Cheektowaga
West Seneca

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Top 6 airlines flying from Irvine to Buffalo

Discover the top 6 airlines that operate flights from Irvine to Buffalo. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$134Average$266FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$208Average$446FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$210Average$392FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$236Average$483FlexibilityNo cancel feeOn-time69%
DeltaCheapest$256Average$394FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$256Average$461FlexibilityNo cancel feeOn-time63%

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