$139+ Cheap flights from Chicago (CHI) 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — SFO
Sep 13 — Sep 201
Round-trip
1 adult, Economy
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Find cheap flights from Chicago 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 Chicago to Fremont are usually found in September or October, booked 61 days in advance, depart on a Thursday or Friday and return on a Wednesday
Cheap flight deals from Chicago to Fremont
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Cheapest flights from Chicago to FremontExplore the most affordable flight options available from Chicago to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
Explore the most affordable flight options available from Chicago to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
This Southwest deal was found by Cheapflights users on 8/13. 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.
Fri 10/23:45 pm -
2 stops8h 30m
Mon 10/55:35 am -
Nonstop4h 10m
Deal found 8/13![Southwest logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 9/29:20 pm -
2 stops21h 16m
Wed 9/97:11 pm -
1 stop8h 27m
Deal found 8/13![Frontier logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 9/93:50 pm -
2 stops20h 57m
Sat 9/127:11 pm -
1 stop8h 27m
Deal found 8/14![Frontier logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Mon 9/146:25 am -
1 stop15h 23m
Fri 9/189:00 am -
2 stops12h 44m
Deal found 8/13![Frontier logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 9/59:20 pm -
1 stop25h 26m
Wed 9/911:58 pm -
2 stops22h 25m
Deal found 8/13![Frontier logo]()
$255
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/119:10 pm -
Nonstop4h 40m
Fri 9/183:20 pm -
1 stop6h 30m
Deal found 8/11![Southwest logo]()
$256
This Priceline deal was found by Cheapflights users on 8/13. 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.
Fri 9/46:05 am -
1 stop6h 48m
Tue 9/88:23 pm -
1 stop7h 54m
Deal found 8/13![Multiple Airlines logo]()
$256
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:10 pm -
Nonstop4h 40m
Wed 9/2311:40 pm -
Nonstop4h 10m
Deal found 8/12![Southwest logo]()
$257
This Cheapflightsfares deal was found by Cheapflights users on 8/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/21:01 pm -
1 stop11h 27m
Sun 10/410:24 pm -
1 stop29h 14m
Deal found 8/11![Frontier logo]()
$257
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:10 pm -
Nonstop4h 40m
Sat 9/2611:40 pm -
Nonstop4h 10m
Deal found 8/11![Southwest logo]()
$258
This Cheapflightsfares deal was found by Cheapflights users on 8/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/89:20 am -
1 stop11h 00m
Mon 10/126:00 am -
1 stop26h 01m
Deal found 8/11![Frontier logo]()
$258
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:25 pm -
1 stop8h 32m
Thu 12/311:59 pm -
1 stop6h 51m
Deal found 8/12![Delta logo]()
$259
Best flights from Chicago to FremontDiscover carefully curated flight deals from Chicago to Fremont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
Discover carefully curated flight deals from Chicago to Fremont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2510:20 pm -
Nonstop4h 50m
Tue 12/111:35 pm -
Nonstop4h 25m
Deal found 8/12![Southwest logo]()
$282
This Delta deal was found by Cheapflights users on 8/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/145:25 pm -
1 stop8h 32m
Mon 1/49:30 pm -
1 stop10h 22m
Deal found 8/11![Delta logo]()
$302
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Sun 9/277:44 am -
Nonstop4h 49m
Tue 10/136:38 pm -
Nonstop4h 17m
Deal found 8/13![United Airlines logo]()
$318
This Alaska Airlines deal was found by Cheapflights users on 8/9. 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 11/192:15 pm -
1 stop9h 42m
Sun 11/224:23 pm -
1 stop18h 55m
Deal found 8/9![Alaska Airlines logo]()
$370
This Sun Country Air deal was found by Cheapflights users on 8/13. 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.
Mon 12/2110:45 am -
1 stop8h 40m
Tue 12/2911:59 pm -
1 stop8h 44m
Deal found 8/13![Sun Country Air logo]()
$405
This Delta deal was found by Cheapflights users on 8/10. 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.
Tue 12/17:17 pm -
1 stop6h 42m
Mon 12/711:44 am -
1 stop6h 41m
Deal found 8/10![Delta logo]()
$302
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:45 pm -
2 stops7h 50m
Mon 9/216:15 pm -
1 stop8h 15m
Deal found 8/12![Southwest logo]()
$307
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:35 am -
Nonstop4h 45m
Mon 10/1211:30 pm -
Nonstop4h 29m
Deal found 8/12![United Airlines logo]()
$319
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1910:00 am -
2 stops8h 15m
Wed 9/236:35 am -
2 stops7h 30m
Deal found 8/11![Southwest logo]()
$312
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Wed 10/149:40 pm -
Nonstop4h 50m
Sat 10/171:50 pm -
Nonstop4h 32m
Deal found 8/9![United Airlines logo]()
$337
This Southwest deal was found by Cheapflights users on 8/13. 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 9/179:10 pm -
Nonstop4h 40m
Sun 9/2011:15 am -
1 stop9h 35m
Deal found 8/13![Southwest logo]()
$328
This Alaska Airlines deal was found by Cheapflights users on 8/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:49 pm -
1 stop15h 48m
Tue 10/273:31 pm -
2 stops12h 09m
Deal found 8/12![Alaska Airlines logo]()
$408
This Delta deal was found by Cheapflights users on 8/9. 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 1/291:05 pm -
1 stop8h 32m
Mon 2/110:45 pm -
1 stop8h 00m
Deal found 8/9![Delta logo]()
$374
This Southwest deal was found by Cheapflights users on 8/13. 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 9/97:35 pm -
Nonstop4h 35m
Sun 9/136:55 pm -
1 stop8h 55m
Deal found 8/13![Southwest logo]()
$328
This United Airlines deal was found by Cheapflights users on 8/11. 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.
Thu 10/89:40 pm -
Nonstop4h 50m
Sun 10/116:10 am -
Nonstop4h 35m
Deal found 8/11![United Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Tue 12/229:49 pm -
Nonstop5h 08m
Wed 12/3010:45 pm -
Nonstop4h 23m
Deal found 8/13![United Airlines logo]()
$367
This Southwest deal was found by Cheapflights users on 8/14. 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.
Fri 9/259:10 pm -
Nonstop4h 40m
Sun 9/276:55 pm -
1 stop8h 55m
Deal found 8/14![Southwest logo]()
$347
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/119:30 pm -
Nonstop4h 40m
Sat 10/1711:40 pm -
Nonstop4h 10m
Deal found 8/11![Southwest logo]()
$357
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Sun 9/137:40 am -
Nonstop4h 46m
Tue 9/156:00 am -
Nonstop4h 29m
Deal found 8/13![United Airlines logo]()
$411
This Southwest deal was found by Cheapflights users on 8/9. 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 9/96:50 am -
1 stop6h 15m
Tue 9/1511:15 am -
2 stops9h 40m
Deal found 8/9![Southwest logo]()
$362
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/164:00 pm -
Nonstop4h 49m
Sun 9/206:00 am -
Nonstop4h 29m
Deal found 8/12![United Airlines logo]()
$411
This Southwest deal was found by Cheapflights users on 8/9. 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.
Fri 10/23:45 pm -
2 stops8h 30m
Mon 10/53:35 pm -
1 stop7h 30m
Deal found 8/9![Southwest logo]()
$362
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Sun 9/135:00 am -
Nonstop4h 41m
Sun 9/205:00 am -
Nonstop4h 25m
Deal found 8/9![United Airlines logo]()
$415
Last-minute flights from Chicago to FremontDiscover last-minute flight deals from Chicago to Fremont. Data last updated August 14, 2026 and is based on user searches.
Discover last-minute flight deals from Chicago to Fremont. Data last updated August 14, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 9/29:20 pm -
2 stops21h 16m
Wed 9/97:11 pm -
1 stop8h 27m
Deal found 8/13![Frontier logo]()
$253
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/21:51 pm -
1 stop9h 11m
Tue 9/86:00 am -
1 stop8h 57m
Deal found 8/12![Delta logo]()
$259
This Priceline deal was found by Cheapflights users on 8/13. 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.
Fri 9/46:05 am -
1 stop6h 48m
Tue 9/88:23 pm -
1 stop7h 54m
Deal found 8/13![Multiple Airlines logo]()
$256
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/43:35 pm -
Nonstop4h 49m
Sun 9/66:38 pm -
Nonstop4h 21m
Deal found 8/12![United Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 8/13. 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 9/59:20 pm -
1 stop25h 26m
Wed 9/911:58 pm -
2 stops22h 25m
Deal found 8/13![Frontier logo]()
$255
This Delta deal was found by Cheapflights users on 8/14. 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.
Sat 9/51:50 pm -
1 stop10h 10m
Sat 9/126:00 am -
1 stop8h 37m
Deal found 8/14![Delta logo]()
$257
This Cheapflightsfares deal was found by Cheapflights users on 8/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:05 am -
1 stop13h 58m
Tue 9/227:11 pm -
1 stop8h 27m
Deal found 8/12![Frontier logo]()
$258
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 9/93:50 pm -
2 stops20h 57m
Sat 9/127:11 pm -
1 stop8h 27m
Deal found 8/14![Frontier logo]()
$254
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/119:10 pm -
Nonstop4h 40m
Fri 9/183:20 pm -
1 stop6h 30m
Deal found 8/11![Southwest logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Mon 9/146:25 am -
1 stop15h 23m
Fri 9/189:00 am -
2 stops12h 44m
Deal found 8/13![Frontier logo]()
$255
This Southwest deal was found by Cheapflights users on 8/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:10 pm -
Nonstop4h 40m
Wed 9/2311:40 pm -
Nonstop4h 10m
Deal found 8/12![Southwest logo]()
$257
This Southwest deal was found by Cheapflights users on 8/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:10 pm -
Nonstop4h 40m
Mon 9/2111:40 pm -
Nonstop4h 10m
Deal found 8/11![Southwest logo]()
$258
One-way flights from Chicago to FremontSearch for one-way flight options from Chicago to Fremont. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
Search for one-way flight options from Chicago to Fremont. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
This Southwest deal was found by Cheapflights users on 8/14. 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.
Fri 11/1312:20 pm -
2 stops8h 05m
Deal found 8/14![Southwest logo]()
$139
This Delta deal was found by Cheapflights users on 8/14. 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 9/255:44 pm -
1 stop8h 07m
Deal found 8/14![Delta logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:25 am -
2 stops17h 02m
Deal found 8/12![Frontier logo]()
$140
This Delta deal was found by Cheapflights users on 8/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/241:55 pm -
1 stop6h 43m
Deal found 8/12![Delta logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 8/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1112:54 pm -
2 stops21h 20m
Deal found 8/12![Frontier logo]()
$141
This United Airlines deal was found by Cheapflights users on 8/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:09 pm -
Nonstop4h 46m
Deal found 8/12![United Airlines logo]()
$141
This CheapOair deal was found by Cheapflights users on 8/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/611:50 am -
1 stop9h 36m
Deal found 8/12![Frontier logo]()
$142
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 10/158:01 pm -
1 stop16h 15m
Deal found 8/14![Frontier logo]()
$142
This Super.com deal was found by Cheapflights users on 8/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:25 am -
1 stop15h 23m
Deal found 8/13![Frontier logo]()
$143
This Super.com deal was found by Cheapflights users on 8/13. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/41:01 pm -
1 stop11h 27m
Deal found 8/13![Frontier logo]()
$143
This Southwest deal was found by Cheapflights users on 8/13. 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 9/93:10 pm -
2 stops8h 00m
Deal found 8/13![Southwest logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:20 am -
2 stops13h 26m
Deal found 8/11![Frontier logo]()
$144
Find flight deals from Chicago to Fremont
Keep the following information in mind while searching for Chicago to Fremont flight deals. Data was last updated August 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $253 (Southwest) |
One-way from | $139 (Southwest) |
Popular in | June |
Cheapest in | September |
Average price | $381 |
Cheapflights Fare Finder
Customize your flight search to find flights from Chicago 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 August 14, 2026.
Use the filters below to find and compare flights from Chicago to Fremont that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoSan Francisco
MDW Chicago Midway - SFO San Francisco
MDWSFO
Chicago Midway
Wed 11/25
10:20 pm-1:10 am
Nonstop4h 50m
San Francisco
Tue 12/1
11:35 pm-6:00 am
Nonstop4h 25m
$282
ChicagoSan Francisco
MDW Chicago Midway - SFO San Francisco
MDWSFO
Chicago Midway
Mon 12/14
5:25 pm-11:57 pm
1 stop8h 32m
San Francisco
Mon 1/4
9:30 pm-9:52 am
1 stop10h 22m
$302
ChicagoSan Francisco
ORD Chicago O'Hare Intl - SFO San Francisco
ORDSFO
Chicago O'Hare Intl
Tue 12/1
7:17 pm-11:59 pm
1 stop6h 42m
San Francisco
Mon 12/7
11:44 am-8:25 pm
1 stop6h 41m
$302
ChicagoSan Francisco
MDW Chicago Midway - SFO San Francisco
MDWSFO
Chicago Midway
Sat 9/19
1:45 pm-7:35 pm
2 stops7h 50m
San Francisco
Mon 9/21
6:15 pm-4:30 am
1 stop8h 15m
$307
ChicagoSan Francisco
MDW Chicago Midway - SFO San Francisco
MDWSFO
Chicago Midway
Sat 9/19
10:00 am-4:15 pm
2 stops8h 15m
San Francisco
Wed 9/23
6:35 am-4:05 pm
2 stops7h 30m
$312
ChicagoSan Francisco
ORD Chicago O'Hare Intl - SFO San Francisco
ORDSFO
Chicago O'Hare Intl
Sun 9/27
7:44 am-10:33 am
Nonstop4h 49m
San Francisco
Tue 10/13
6:38 pm-12:55 am
Nonstop4h 17m
$318
ChicagoSan Francisco
ORD Chicago O'Hare Intl - SFO San Francisco
ORDSFO
Chicago O'Hare Intl
Tue 9/29
8:35 am-11:20 am
Nonstop4h 45m
San Francisco
Mon 10/12
11:30 pm-5:59 am
Nonstop4h 29m
$319
ChicagoSan Francisco
MDW Chicago Midway - SFO San Francisco
MDWSFO
Chicago Midway
Thu 9/17
9:10 pm-11:50 pm
Nonstop4h 40m
San Francisco
Sun 9/20
11:15 am-10:50 pm
1 stop9h 35m
$328
ChicagoSan Francisco
MDW Chicago Midway - SFO San Francisco
MDWSFO
Chicago Midway
Wed 9/9
7:35 pm-10:10 pm
Nonstop4h 35m
San Francisco
Sun 9/13
6:55 pm-5:50 am
1 stop8h 55m
$328
ChicagoSan Francisco
ORD Chicago O'Hare Intl - SFO San Francisco
ORDSFO
Chicago O'Hare Intl
Wed 10/14
9:40 pm-12:30 am
Nonstop4h 50m
San Francisco
Sat 10/17
1:50 pm-8:22 pm
Nonstop4h 32m
$337
Showing 1-10 of 45 resultsSorted by cheapest first
Best time to book a flight from Chicago to Fremont
Have a flexible travel schedule? Discover the best time to fly to Fremont from Chicago with our price prediction graph.
ORD-SFO
MDW-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 Chicago to Fremont
CHI-FR8
ORD-SFO
MDW-SFO
What is the cheapest time of day to fly from CHI to FR8?
Find hourly flight availability from Chicago 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 August 14, 2026.
It’s typically best to fly out from Chicago to Fremont in the evening. Doing so could potentially save you 13% on the flight price compared to flying in the morning, which is usually more expensive.
Weekly flight availability from Chicago to Fremont
Explore weekly flight availability from Chicago 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 August 14, 2026.
The most flights from CHI to FR8 are scheduled on a Thursday (96 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (53 on average).
How much does it cost to fly round-trip from Chicago to Fremont?
Airfare is below average for this route at the moment.
Chicago to Fremont flights typically cost between $305 and $516 in October.The cheapest round-trip price found within the last 5 days was $253 on Southwest (Oct 2-Oct 5).
What is the cheapest day to fly from Chicago to Fremont?
Use this chart to determine the cheapest time to fly round-trip from Chicago to Fremont. Price data was last updated on August 8, 2026.
Travelers seeking maximum savings on their Chicago to Fremont flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Monday at noon 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 August 14, 2026.
See what other customers who have flown with Southwest,Alaska Airlines, andUnited Airlines from Chicago to Fremont have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Entertainment
7.5
Food
7.0
Boarding
8.1
Crew
8.6
Overall
8.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
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Chicago and Fremont flights
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Other flights from Chicago
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Popular flight searches
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Top 7 airlines flying from Chicago to Fremont
Discover the top 7 airlines that operate flights from Chicago 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 August 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$128 | Average$257 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$136 | Average$371 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$159 | Average$308 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$217 | Average$449 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$230 | Average$368 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$245 | Average$477 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$250 | Average$446 | FlexibilityNo cancel fee | On-time63% |