$59+ 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 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SFO
Jul 25 — Aug 11
Round-trip
1 adult, Economy
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Find cheap flights from Irvine to Fremont with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Irvine to Fremont are usually found in September or October, booked 85 days in advance, depart on a Friday or Thursday and return on a Friday
Cheap flight deals from Irvine to Fremont
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Best
Last-minute
One-way
Cheapest flights from Irvine to FremontExplore 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 June 25, 2026.
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 June 25, 2026.
This Trip.com deal was found by Cheapflights users on 6/24. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/157:15 am
LAX
- SFO
Nonstop1h 24m
Multiple Airlines
Mon 8/178:23 pm
SFO
- LAX
Nonstop1h 31m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$100
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 7/36:57 pm
LAX
- SFO
Nonstop1h 33m
Frontier
Sat 7/48:21 pm
SFO
- LAX
Nonstop1h 43m
Frontier
Deal found 6/23![Frontier logo]()
$102
This Jetabroad deal was found by Cheapflights users on 6/24. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/227:07 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Mon 7/278:23 pm
SFO
- LAX
Nonstop1h 36m
Frontier
Deal found 6/24![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 10/29:15 am
LAX
- SFO
Nonstop1h 32m
Frontier
Sat 10/107:30 pm
SFO
- LAX
Nonstop1h 31m
Frontier
Deal found 6/23![Frontier logo]()
$104
This Frontier deal was found by Cheapflights users on 6/23. 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 9/197:43 pm
LAX
- SFO
Nonstop1h 35m
Frontier
Mon 9/217:30 pm
SFO
- LAX
Nonstop1h 31m
Frontier
Deal found 6/23![Frontier logo]()
$105
This Frontier deal was found by Cheapflights users on 6/24. 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.
Thu 8/277:07 pm
LAX
- SFO
Nonstop1h 33m
Frontier
Mon 8/318:23 pm
SFO
- LAX
Nonstop1h 31m
Frontier
Deal found 6/24![Frontier logo]()
$106
This Frontier deal was found by Cheapflights users on 6/20. 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.
Mon 11/29:15 am
LAX
- SFO
Nonstop1h 32m
Frontier
Mon 11/28:42 pm
SFO
- LAX
Nonstop1h 28m
Frontier
Deal found 6/20![Frontier logo]()
$107
This Kiwi.com deal was found by Cheapflights users on 6/25. 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.
Thu 8/67:07 pm
LAX
- SFO
Nonstop1h 33m
Frontier
Thu 8/138:23 pm
SFO
- LAX
Nonstop1h 31m
Frontier
Deal found 6/25![Frontier logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 7/46:57 pm
LAX
- SFO
Nonstop1h 33m
Frontier
Wed 7/158:23 pm
SFO
- LAX
Nonstop1h 36m
Frontier
Deal found 6/24![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 7/187:07 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Mon 8/38:23 pm
SFO
- LAX
Nonstop1h 36m
Frontier
Deal found 6/22![Frontier logo]()
$110
This Frontier deal was found by Cheapflights users on 6/23. 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.
Fri 7/247:07 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Sat 7/258:23 pm
SFO
- LAX
Nonstop1h 36m
Frontier
Deal found 6/23![Frontier logo]()
$111
Best flights from Irvine to FremontDiscover carefully curated flight deals from Irvine to Fremont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 25, 2026.
Discover carefully curated flight deals from Irvine to Fremont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 25, 2026.
This Southwest deal was found by Cheapflights users on 6/24. 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.
Wed 7/158:55 pm
LAX
- SFO
Nonstop1h 20m
Southwest
Sat 7/256:10 am
SFO
- LAX
1 stop9h 35m
Southwest
Deal found 6/24![Southwest logo]()
$133
This Delta deal was found by Cheapflights users on 6/20. 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 7/178:30 pm
LAX
- SFO
Nonstop1h 19m
Delta
Wed 7/228:00 pm
SFO
- LAX
Nonstop1h 38m
Delta
Deal found 6/20![Delta logo]()
$172
This Alaska Airlines deal was found by Cheapflights users on 6/22. 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 7/164:25 pm
LAX
- SFO
Nonstop1h 22m
Alaska Airlines
Thu 7/169:43 pm
SFO
- LAX
Nonstop1h 38m
Alaska Airlines
Deal found 6/22![Alaska Airlines logo]()
$222
This Southwest deal was found by Cheapflights users on 6/23. 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.
Wed 8/51:25 pm
LAX
- SFO
2 stops7h 55m
Southwest
Wed 8/126:50 am
SFO
- LAX
2 stops10h 20m
Southwest
Deal found 6/23![Southwest logo]()
$147
This Southwest deal was found by Cheapflights users on 6/24. 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 8/152:55 pm
LAX
- SFO
1 stop5h 40m
Southwest
Mon 8/175:10 am
SFO
- LAX
2 stops7h 40m
Southwest
Deal found 6/24![Southwest logo]()
$174
This Southwest deal was found by Cheapflights users on 6/21. 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.
Thu 9/107:50 am
LAX
- SFO
2 stops6h 50m
Southwest
Sat 9/125:00 am
SFO
- LAX
2 stops6h 30m
Southwest
Deal found 6/21![Southwest logo]()
$179
This Southwest deal was found by Cheapflights users on 6/20. 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.
Wed 9/238:25 am
LAX
- SFO
2 stops7h 35m
Southwest
Fri 9/257:55 pm
SFO
- LAX
Nonstop1h 30m
Southwest
Deal found 6/20![Southwest logo]()
$187
This Southwest deal was found by Cheapflights users on 6/23. 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.
Wed 7/158:10 am
LAX
- SFO
2 stops8h 30m
Southwest
Sat 7/186:10 am
SFO
- LAX
1 stop5h 55m
Southwest
Deal found 6/23![Southwest logo]()
$187
This Southwest deal was found by Cheapflights users on 6/21. 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 7/188:10 pm
LAX
- SFO
1 stop4h 25m
Southwest
Sun 7/196:40 pm
SFO
- LAX
1 stop5h 45m
Southwest
Deal found 6/21![Southwest logo]()
$192
This Southwest deal was found by Cheapflights users on 6/25. 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.
Tue 8/188:25 am
LAX
- SFO
2 stops7h 35m
Southwest
Sun 8/237:30 am
SFO
- LAX
1 stop4h 15m
Southwest
Deal found 6/25![Southwest logo]()
$197
This Southwest deal was found by Cheapflights users on 6/20. 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.
Wed 7/158:10 am
LAX
- SFO
2 stops8h 30m
Southwest
Tue 7/216:00 am
SFO
- LAX
2 stops10h 30m
Southwest
Deal found 6/20![Southwest logo]()
$198
This Southwest deal was found by Cheapflights users on 6/24. 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.
Sun 9/63:15 pm
LAX
- SFO
2 stops6h 35m
Southwest
Tue 9/82:00 pm
SFO
- LAX
2 stops7h 20m
Southwest
Deal found 6/24![Southwest logo]()
$202
Last-minute flights from Irvine to FremontDiscover last-minute flight deals from Irvine to Fremont. Data last updated June 25, 2026 and is based on user searches.
Discover last-minute flight deals from Irvine to Fremont. Data last updated June 25, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 6/22. 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.
Tue 6/306:02 pm
LAX
- SFO
Nonstop1h 33m
Frontier
Thu 8/68:23 pm
SFO
- LAX
Nonstop1h 31m
Frontier
Deal found 6/22![Frontier logo]()
$106
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 7/36:57 pm
LAX
- SFO
Nonstop1h 33m
Frontier
Sat 7/48:21 pm
SFO
- LAX
Nonstop1h 43m
Frontier
Deal found 6/23![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 6/24. 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 7/46:57 pm
LAX
- SFO
Nonstop1h 33m
Frontier
Wed 7/158:23 pm
SFO
- LAX
Nonstop1h 36m
Frontier
Deal found 6/24![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 6/23. 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.
Wed 7/87:07 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Wed 7/158:23 pm
SFO
- LAX
Nonstop1h 36m
Frontier
Deal found 6/23![Frontier logo]()
$113
This Travelocity deal was found by Cheapflights users on 6/24. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/157:07 pm
LAX
- SFO
Nonstop1h 38m
Multiple Airlines
Sat 7/182:40 pm
SFO
- LAX
Nonstop1h 31m
Multiple Airlines
Deal found 6/24![Multiple Airlines logo]()
$101
This Kiwi.com deal was found by Cheapflights users on 6/25. 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 7/187:15 am
LAX
- SFO
Nonstop1h 24m
Multiple Airlines
Tue 7/218:23 pm
SFO
- LAX
Nonstop1h 36m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$108
This Kiwi.com deal was found by Cheapflights users on 6/22. 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 7/187:07 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Mon 8/38:23 pm
SFO
- LAX
Nonstop1h 36m
Frontier
Deal found 6/22![Frontier logo]()
$110
This Jetabroad deal was found by Cheapflights users on 6/24. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/227:07 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Mon 7/278:23 pm
SFO
- LAX
Nonstop1h 36m
Frontier
Deal found 6/24![Frontier logo]()
$103
This Priceline deal was found by Cheapflights users on 6/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2210:03 am
LAX
- SFO
Nonstop1h 24m
Alaska Airlines
Wed 7/221:51 pm
SFO
- LAX
Nonstop1h 31m
Alaska Airlines
Deal found 6/25![Alaska Airlines logo]()
$112
This Frontier deal was found by Cheapflights users on 6/23. 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.
Fri 7/247:07 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Sat 7/258:23 pm
SFO
- LAX
Nonstop1h 36m
Frontier
Deal found 6/23![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 7/257:07 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Mon 7/278:23 pm
SFO
- LAX
Nonstop1h 36m
Frontier
Deal found 6/23![Frontier logo]()
$100
This Expedia deal was found by Cheapflights users on 6/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/257:07 pm
LAX
- SFO
Nonstop1h 38m
Multiple Airlines
Tue 7/286:00 am
SFO
- LAX
Nonstop1h 32m
Multiple Airlines
Deal found 6/23![Multiple Airlines logo]()
$104
One-way flights from Irvine to FremontSearch for one-way flight options from Irvine to Fremont. Find affordable one-way fares based on user searches. Data last updated June 25, 2026.
Search for one-way flight options from Irvine to Fremont. Find affordable one-way fares based on user searches. Data last updated June 25, 2026.
This Southwest deal was found by Cheapflights users on 6/23. 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.
Wed 7/1510:15 am
LAX
- SFO
Nonstop1h 20m
Southwest
Deal found 6/23![Southwest logo]()
$59
This Frontier deal was found by Cheapflights users on 6/21. 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.
Tue 6/306:02 pm
LAX
- SFO
Nonstop1h 33m
Frontier
Deal found 6/21![Frontier logo]()
$60
This Frontier deal was found by Cheapflights users on 6/22. 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.
Mon 8/107:07 pm
LAX
- SFO
Nonstop1h 33m
Frontier
Deal found 6/22![Frontier logo]()
$61
This eDestinos deal was found by Cheapflights users on 6/25. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/167:07 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Deal found 6/25![Frontier logo]()
$62
This Jetabroad deal was found by Cheapflights users on 6/20. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:07 pm
LAX
- SFO
Nonstop1h 33m
Frontier
Deal found 6/20![Frontier logo]()
$63
This Expedia deal was found by Cheapflights users on 6/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/117:07 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Deal found 6/21![Frontier logo]()
$64
This Jetabroad deal was found by Cheapflights users on 6/21. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/27:07 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Deal found 6/21![Frontier logo]()
$66
This Kiwi.com deal was found by Cheapflights users on 6/23. 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 9/47:07 pm
LAX
- SFO
Nonstop1h 33m
Frontier
Deal found 6/23![Frontier logo]()
$67
This Southwest deal was found by Cheapflights users on 6/23. 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 8/152:55 pm
LAX
- SFO
1 stop5h 40m
Southwest
Deal found 6/23![Southwest logo]()
$69
This Frontier deal was found by Cheapflights users on 6/21. 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.
Fri 7/317:07 pm
LAX
- SFO
Nonstop1h 38m
Frontier
Deal found 6/21![Frontier logo]()
$70
This Jetabroad deal was found by Cheapflights users on 6/24. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:07 pm
LAX
- SFO
Nonstop1h 33m
Frontier
Deal found 6/24![Frontier logo]()
$71
Find flight deals from Irvine to Fremont
Keep the following information in mind while searching for Irvine to Fremont flight deals. Data was last updated June 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $100 (Trip.com) |
One-way from | $59 (Southwest) |
Popular in | May |
Cheapest in | September |
Average price | $216 |
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 June 25, 2026.
Use the filters below to find and compare flights from Irvine to Fremont that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Wed 7/15
8:55 pm-10:15 pm
Nonstop1h 20m
San Francisco
Sat 7/25
6:10 am-3:45 pm
1 stop9h 35m
$133
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Wed 8/5
1:25 pm-9:20 pm
2 stops7h 55m
San Francisco
Wed 8/12
6:50 am-5:10 pm
2 stops10h 20m
$147
Quickest round-trip
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Fri 7/17
8:30 pm-9:49 pm
Nonstop1h 19m
San Francisco
Wed 7/22
8:00 pm-9:38 pm
Nonstop1h 38m
$172
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Sat 8/15
2:55 pm-8:35 pm
1 stop5h 40m
San Francisco
Mon 8/17
5:10 am-12:50 pm
2 stops7h 40m
$174
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Thu 9/10
7:50 am-2:40 pm
2 stops6h 50m
San Francisco
Sat 9/12
5:00 am-11:30 am
2 stops6h 30m
$179
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Wed 9/23
8:25 am-4:00 pm
2 stops7h 35m
San Francisco
Fri 9/25
7:55 pm-9:25 pm
Nonstop1h 30m
$187
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Wed 7/15
8:10 am-4:40 pm
2 stops8h 30m
San Francisco
Sat 7/18
6:10 am-12:05 pm
1 stop5h 55m
$187
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Sat 7/18
8:10 pm-12:35 am
1 stop4h 25m
San Francisco
Sun 7/19
6:40 pm-12:25 am
1 stop5h 45m
$192
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Tue 8/18
8:25 am-4:00 pm
2 stops7h 35m
San Francisco
Sun 8/23
7:30 am-11:45 am
1 stop4h 15m
$197
Los AngelesSan Francisco
LAX - SFO
LAXSFO
Los Angeles
Wed 7/15
8:10 am-4:40 pm
2 stops8h 30m
San Francisco
Tue 7/21
6:00 am-4:30 pm
2 stops10h 30m
$198
Showing 1-10 of 24 resultsSorted by cheapest first
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.
LAX-SFO
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
IR9-FR8
LAX-SFO
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 June 25, 2026.
It’s typically best to fly out from Irvine to Fremont in the afternoon. Doing so could potentially save you 20% on the flight price compared to flying in the morning, which is usually more expensive.
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 June 25, 2026.
The most flights from IR9 to FR8 are scheduled on a Thursday (178 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (81 on average).
How much does it cost to fly round-trip from Irvine to Fremont?
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 October 12, 2025.
Travelers seeking maximum savings on their Irvine to Fremont flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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 June 25, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines 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.
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
Comfort
7.8
Crew
8.5
Boarding
8.1
Overall
7.9
Entertainment
7.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2026
STS - LAX
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.
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Alternative routes for Irvine to Fremont
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Complete your trip
Complete your trip to Fremont by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Irvine to Fremont by cabin class
Find flights from Irvine to Fremont, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Irvine and Fremont flights
Browse other Irvine and Fremont flight options. Last updated on June 25, 2026.
Popular flight searches
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Find a return flight route from Fremont
Find the right flight back to Irvine after your stay in Fremont
Irvine to Fremont flights
Consider these flights traveling from Irvine to Fremont.
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 June 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$29 | Average$120 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$68 | Average$217 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$71 | Average$195 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$81 | Average$224 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$88 | Average$229 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$104 | Average$250 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$107 | Average$321 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$107 | Average$401 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$488 | Average$548 | FlexibilityNo cancel fee | On-timeN/A |