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Fremont

$54+ Cheap flights from Irvine, CA to Fremont, 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SFO
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine to Fremont are usually found in October or January, booked 35 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap flight deals from Irvine to Fremont

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

Round-trip from

$85
(Cheapflightsfares)

One-way from

$54
(Delta)

Popular in

May

Cheapest in

October

Average price

$159
From Irvine to Fremont
Search Deals
One-way flight from Irvine to Fremont
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($35 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($3 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 Irvine to Fremont

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

This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/68:16 amLAX - SFO
Nonstop1h 34mFrontier
Mon 9/812:18 pmSFO - LAX
Nonstop1h 33mFrontier
Deal found 7/29$85
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/119:23 amLAX - SFO
Nonstop1h 32mMultiple Airlines
Tue 10/146:00 amSFO - LAX
Nonstop1h 32mMultiple Airlines
Deal found 7/29$89
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2910:34 pmLAX - SFO
Nonstop1h 25mHawaiian Airlines
Sun 8/316:00 amSFO - LAX
Nonstop1h 29mHawaiian Airlines
Deal found 7/30$95
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/44:00 pmLAX - SFO
Nonstop1h 17mDelta
Sun 9/75:55 amSFO - LAX
Nonstop1h 29mDelta
Deal found 7/31$108
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2810:34 pmLAX - SFO
Nonstop1h 25mAlaska Airlines
Thu 9/48:45 amSFO - LAX
Nonstop1h 42mAlaska Airlines
Deal found 7/30$117

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine to Fremont 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 Irvine to Fremont that are best for you.

Fly from

Irvine

Fly to

Fremont

Route

Depart

Return

Price

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

Sat 9/6

8:16 am-9:50 am

Nonstop1h 34m

San Francisco

Sun 9/7

12:18 pm-1:51 pm

Nonstop1h 33m

$85

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

Sat 10/11

9:23 am-10:55 am

Nonstop1h 32m

San Francisco

Tue 10/14

6:00 am-7:32 am

Nonstop1h 32m

$89

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

Fri 8/29

10:34 pm-11:59 pm

Nonstop1h 25m

San Francisco

Sun 8/31

6:00 am-7:29 am

Nonstop1h 29m

$95

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

Thu 9/4

4:00 pm-5:17 pm

Nonstop1h 17m

San Francisco

Sun 9/7

5:55 am-7:24 am

Nonstop1h 29m

$108

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

Thu 8/28

10:34 pm-11:59 pm

Nonstop1h 25m

San Francisco

Thu 9/4

8:45 am-10:27 am

Nonstop1h 42m

$117

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

Tue 9/2

1:35 pm-3:01 pm

Nonstop1h 26m

$54

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

Mon 8/18

6:08 pm-7:44 pm

Nonstop1h 36m

$55

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

Wed 8/27

8:52 am-10:20 am

Nonstop1h 28m

$56

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

Wed 8/27

1:30 pm-2:50 pm

Nonstop1h 20m

$59

Los AngelesSan Francisco

LAX - SFO

LAXSFO

Los Angeles

Wed 10/29

11:59 am-5:27 pm

1 stop5h 28m

$68

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 11 results
1
2

Best time to book a flight from Irvine to Fremont

Have a flexible travel schedule? Discover the best time to fly to Fremont 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 Fremont

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

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

To ensure you get the cheapest price possible for a flight from Irvine to Fremont, you should look to book at least 35 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Irvine to Fremont (average of $276). Flying from Irvine to Fremont in June is currently the most expensive (average of $358). 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 FR8?

Find hourly flight availability from Irvine to Fremont. 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.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irvine to Fremont as you normally would.

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

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

Travelers seeking maximum savings on their Irvine to Fremont flight should consider departing on Thursday 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 Fremont

Explore weekly flight availability from Irvine to Fremont. 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 IR9 to FR8 are scheduled on a Thursday (172 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (91 on average).

Reviews of airlines servicing Fremont

Get insights into the airlines that provide service to Fremont. 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 Fremont. Reviews last updated July 31, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Delta from Irvine to Fremont 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
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.1

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

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.1

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

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.1

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

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Frontier
5.9
Fair
3,239 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Comfort

7.8

Crew

8.5

Boarding

8.1

Food

7.1

Entertainment

7.1

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 Fremont. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Irvine to Fremont flight route?

    Flights from Irvine to Fremont have been viewed 464 times in the past calendar month.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $54. However, be on the lookout for offers from Frontier and Hawaiian Airlines, as they are both options that can get you from Irvine to Fremont for a low price.

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

    Consider EVA Air (94%), SkyWest Airlines (89%) or Iberia (88%) when booking your flight. These represent the most reliable airlines when flying from Irvine to Fremont.

  • What are the cheapest flights from Irvine to Fremont?

    Looking for the cheapest flight from Irvine to Fremont? While on average our users pay $1,214, our data indicates the cheapest price to be $53. The most popular route (Los Angeles - San Francisco), is priced around $59.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Irvine to Fremont (average of $276). Flying from Irvine to Fremont in June is currently the most expensive (average of $358). 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 9 airlines flying from Irvine to Fremont

Discover the top 9 airlines that operate flights from Irvine to Fremont. 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$19Average$80FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$30Average$95FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$53Average$190FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$57Average$199FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$58Average$220FlexibilityNo cancel feeOn-time69%
DeltaCheapest$78Average$193FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$107Average$274FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$110Average$283FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$309Average$359FlexibilityNo cancel feeOn-time62%

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