$165+ Cheap flights from Fremont, CA to Chicago (CHI)
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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — CHI
Aug 6 — Aug 131
Round-trip
1 adult, Economy
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Find cheap flights from Fremont to Chicago 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 Fremont to Chicago are usually found in September or February, booked 67 days in advance, depart on a Wednesday or Tuesday and return on a Thursday
Cheap flight deals from Fremont to Chicago
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Best
Last-minute
One-way
Cheapest flights from Fremont to ChicagoExplore the most affordable flight options available from Fremont to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
Explore the most affordable flight options available from Fremont to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 7, 2026.
This Southwest deal was found by Cheapflights users on 7/6. 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 8/217:00 am
SFO
- MDW
2 stops8h 20m
Southwest
Fri 8/286:15 am
MDW
- SFO
1 stop6h 40m
Southwest
Deal found 7/6![Southwest logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 8/810:23 pm
SFO
- ORD
2 stops15h 37m
Frontier
Sat 8/157:29 am
ORD
- SFO
1 stop11h 07m
Frontier
Deal found 7/2![Frontier logo]()
$314
This Southwest deal was found by Cheapflights users on 7/2. 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 7/247:35 pm
SFO
- MDW
1 stop7h 05m
Southwest
Wed 7/296:40 pm
MDW
- SFO
1 stop6h 40m
Southwest
Deal found 7/2![Southwest logo]()
$315
This Alaska Airlines deal was found by Cheapflights users on 7/6. 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 9/310:32 am
SFO
- ORD
1 stop6h 49m
Alaska Airlines
Tue 9/87:20 am
ORD
- SFO
1 stop7h 40m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$315
This Frontier deal was found by Cheapflights users on 7/7. 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.
Wed 7/2211:00 pm
SFO
- MDW
1 stop10h 07m
Frontier
Wed 7/294:45 pm
MDW
- SFO
1 stop8h 14m
Frontier
Deal found 7/7![Frontier logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 7/299:00 pm
SFO
- RFD
1 stop13h 24m
Multiple Airlines
Sun 8/21:14 pm
RFD
- SFO
1 stop21h 34m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$316
This Frontier deal was found by Cheapflights users on 7/3. 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 7/233:43 pm
SFO
- ORD
1 stop11h 54m
Frontier
Wed 7/297:15 am
ORD
- SFO
1 stop10h 10m
Frontier
Deal found 7/3![Frontier logo]()
$316
This Southwest deal was found by Cheapflights users on 7/2. 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 7/285:00 am
SFO
- MDW
2 stops7h 35m
Southwest
Thu 7/305:20 am
MDW
- SFO
2 stops8h 00m
Southwest
Deal found 7/2![Southwest logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 7/148:23 pm
SFO
- ORD
1 stop7h 54m
Multiple Airlines
Wed 7/226:20 am
ORD
- SFO
1 stop7h 29m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 7/3010:10 pm
SFO
- MDW
1 stop10h 57m
Frontier
Wed 8/54:45 pm
MDW
- SFO
1 stop8h 09m
Frontier
Deal found 7/7![Frontier logo]()
$318
This Cheapflightsfares deal was found by Cheapflights users on 7/6. 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 7/179:39 pm
SFO
- ORD
1 stop21h 13m
Frontier
Tue 7/289:13 pm
ORD
- SFO
1 stop25h 32m
Frontier
Deal found 7/6![Frontier logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 8/248:56 pm
SFO
- RFD
2 stops38h 27m
Multiple Airlines
Sun 8/309:35 pm
RFD
- SFO
1 stop13h 08m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$319
Best flights from Fremont to ChicagoDiscover carefully curated flight deals from Fremont to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
Discover carefully curated flight deals from Fremont to Chicago that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 7, 2026.
This Southwest deal was found by Cheapflights users on 7/2. 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 10/285:55 am
SFO
- MDW
Nonstop4h 05m
Southwest
Sun 11/19:30 pm
MDW
- SFO
Nonstop4h 50m
Southwest
Deal found 7/2![Southwest logo]()
$322
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 7/317:08 pm
SFO
- RFD
1 stop15h 00m
Multiple Airlines
Mon 8/39:13 pm
RFD
- SFO
2 stops26h 25m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$323
This United Airlines deal was found by Cheapflights users on 7/3. 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 7/253:10 pm
SFO
- ORD
Nonstop4h 28m
United Airlines
Wed 7/299:35 pm
ORD
- SFO
Nonstop4h 57m
United Airlines
Deal found 7/3![United Airlines logo]()
$335
This Alaska Airlines deal was found by Cheapflights users on 7/3. 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.
Tue 8/117:25 am
SFO
- ORD
2 stops14h 11m
Alaska Airlines
Wed 8/126:20 am
ORD
- SFO
2 stops15h 21m
Alaska Airlines
Deal found 7/3![Alaska Airlines logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 8/248:56 pm
SFO
- RFD
2 stops38h 27m
Multiple Airlines
Sun 8/309:35 pm
RFD
- SFO
1 stop13h 08m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$328
This Southwest deal was found by Cheapflights users on 7/3. 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 7/316:10 pm
SFO
- MDW
1 stop8h 30m
Southwest
Tue 8/1112:20 pm
MDW
- SFO
1 stop8h 55m
Southwest
Deal found 7/3![Southwest logo]()
$331
This Southwest deal was found by Cheapflights users on 7/5. 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 8/1811:40 pm
SFO
- MDW
Nonstop4h 10m
Southwest
Tue 8/2510:25 am
MDW
- SFO
Nonstop4h 30m
Southwest
Deal found 7/5![Southwest logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 7/229:00 pm
SFO
- RFD
1 stop13h 24m
Multiple Airlines
Thu 7/301:14 pm
RFD
- SFO
1 stop8h 38m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$343
This United Airlines deal was found by Cheapflights users on 7/2. 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.
Mon 7/276:34 pm
SFO
- ORD
Nonstop4h 25m
United Airlines
Tue 7/287:30 am
ORD
- SFO
Nonstop4h 49m
United Airlines
Deal found 7/2![United Airlines logo]()
$386
This Alaska Airlines deal was found by Cheapflights users on 7/4. 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.
Wed 7/2911:52 am
SFO
- ORD
1 stop9h 44m
Alaska Airlines
Mon 12/142:54 pm
ORD
- SFO
2 stops11h 05m
Alaska Airlines
Deal found 7/4![Alaska Airlines logo]()
$401
This Southwest deal was found by Cheapflights users on 7/4. 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 8/1911:40 pm
SFO
- MDW
Nonstop4h 10m
Southwest
Wed 8/2610:25 am
MDW
- SFO
Nonstop4h 30m
Southwest
Deal found 7/4![Southwest logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 9/1711:42 am
SFO
- RFD
1 stop6h 57m
Multiple Airlines
Sun 9/209:29 pm
RFD
- SFO
1 stop12h 54m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$346
This United Airlines deal was found by Cheapflights users on 7/3. 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 8/2312:35 am
SFO
- ORD
Nonstop4h 21m
United Airlines
Sun 8/3010:00 pm
ORD
- SFO
Nonstop4h 50m
United Airlines
Deal found 7/3![United Airlines logo]()
$392
This Southwest deal was found by Cheapflights users on 7/6. 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 8/1911:40 pm
SFO
- MDW
Nonstop4h 10m
Southwest
Sat 8/228:05 am
MDW
- SFO
1 stop9h 45m
Southwest
Deal found 7/6![Southwest logo]()
$345
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 7/317:08 pm
SFO
- RFD
1 stop15h 00m
Multiple Airlines
Sun 8/21:14 pm
RFD
- SFO
1 stop29h 27m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$350
This United Airlines deal was found by Cheapflights users on 7/6. 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 9/311:30 pm
SFO
- ORD
Nonstop4h 29m
United Airlines
Mon 9/77:40 am
ORD
- SFO
Nonstop4h 46m
United Airlines
Deal found 7/6![United Airlines logo]()
$407
This Southwest deal was found by Cheapflights users on 7/3. 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 8/226:10 am
SFO
- MDW
1 stop12h 05m
Southwest
Sun 8/3010:10 am
MDW
- SFO
Nonstop4h 35m
Southwest
Deal found 7/3![Southwest logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 7/307:08 pm
SFO
- RFD
1 stop23h 15m
Multiple Airlines
Sun 8/21:14 pm
RFD
- SFO
1 stop21h 34m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$356
This United Airlines deal was found by Cheapflights users on 7/4. 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 9/211:30 pm
SFO
- ORD
Nonstop4h 29m
United Airlines
Sun 9/69:28 pm
ORD
- SFO
Nonstop4h 48m
United Airlines
Deal found 7/4![United Airlines logo]()
$415
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 7/307:08 pm
SFO
- RFD
1 stop23h 15m
Multiple Airlines
Mon 8/39:13 pm
RFD
- SFO
1 stop20h 58m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$358
This Southwest deal was found by Cheapflights users on 7/6. 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 8/2010:05 am
SFO
- MDW
1 stop8h 00m
Southwest
Thu 8/275:00 pm
MDW
- SFO
2 stops7h 50m
Southwest
Deal found 7/6![Southwest logo]()
$360
This United Airlines deal was found by Cheapflights users on 7/4. 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 7/283:10 pm
SFO
- ORD
Nonstop4h 28m
United Airlines
Sun 12/137:40 am
ORD
- SFO
Nonstop4h 53m
United Airlines
Deal found 7/4![United Airlines logo]()
$415
This Southwest deal was found by Cheapflights users on 7/6. 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 8/286:00 am
SFO
- MDW
2 stops9h 05m
Southwest
Sun 8/3010:10 am
MDW
- SFO
Nonstop4h 35m
Southwest
Deal found 7/6![Southwest logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 10/16:30 am
SFO
- RFD
1 stop11h 43m
Multiple Airlines
Sun 10/49:36 pm
RFD
- SFO
1 stop12h 47m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 7/6. 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 7/3111:30 pm
SFO
- ORD
Nonstop4h 27m
United Airlines
Sun 8/26:10 am
ORD
- SFO
Nonstop4h 37m
United Airlines
Deal found 7/6![United Airlines logo]()
$435
This Southwest deal was found by Cheapflights users on 7/4. 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 7/285:00 am
SFO
- MDW
2 stops7h 35m
Southwest
Mon 12/1410:15 am
MDW
- SFO
2 stops11h 00m
Southwest
Deal found 7/4![Southwest logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 8/2011:00 am
SFO
- RFD
1 stop7h 45m
Multiple Airlines
Sun 8/239:35 pm
RFD
- SFO
1 stop13h 08m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$378
This United Airlines deal was found by Cheapflights users on 7/6. 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.
Mon 9/2812:35 am
SFO
- ORD
Nonstop4h 21m
United Airlines
Tue 9/292:32 pm
ORD
- SFO
Nonstop4h 48m
United Airlines
Deal found 7/6![United Airlines logo]()
$435
This Southwest deal was found by Cheapflights users on 7/4. 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 10/96:15 pm
SFO
- MDW
1 stop8h 15m
Southwest
Tue 10/133:05 pm
MDW
- SFO
2 stops8h 15m
Southwest
Deal found 7/4![Southwest logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 9/1011:42 am
SFO
- RFD
1 stop6h 57m
Multiple Airlines
Sun 9/139:29 pm
RFD
- SFO
1 stop12h 54m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$387
Last-minute flights from Fremont to ChicagoDiscover last-minute flight deals from Fremont to Chicago. Data last updated July 7, 2026 and is based on user searches.
Discover last-minute flight deals from Fremont to Chicago. Data last updated July 7, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 7/148:23 pm
SFO
- ORD
1 stop7h 54m
Multiple Airlines
Wed 7/226:20 am
ORD
- SFO
1 stop7h 29m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$317
This Cheapflightsfares deal was found by Cheapflights users on 7/6. 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 7/179:39 pm
SFO
- ORD
1 stop21h 13m
Frontier
Tue 7/289:13 pm
ORD
- SFO
1 stop25h 32m
Frontier
Deal found 7/6![Frontier logo]()
$318
This Frontier deal was found by Cheapflights users on 7/7. 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.
Wed 7/2211:00 pm
SFO
- MDW
1 stop10h 07m
Frontier
Wed 7/294:45 pm
MDW
- SFO
1 stop8h 14m
Frontier
Deal found 7/7![Frontier logo]()
$316
This Frontier deal was found by Cheapflights users on 7/3. 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 7/233:43 pm
SFO
- ORD
1 stop11h 54m
Frontier
Wed 7/297:15 am
ORD
- SFO
1 stop10h 10m
Frontier
Deal found 7/3![Frontier logo]()
$316
This Southwest deal was found by Cheapflights users on 7/2. 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 7/247:35 pm
SFO
- MDW
1 stop7h 05m
Southwest
Wed 7/296:40 pm
MDW
- SFO
1 stop6h 40m
Southwest
Deal found 7/2![Southwest logo]()
$315
This Alaska Airlines deal was found by Cheapflights users on 7/6. 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.
Mon 7/276:46 pm
SFO
- ORD
1 stop8h 14m
Alaska Airlines
Tue 8/46:20 am
ORD
- SFO
1 stop7h 29m
Alaska Airlines
Deal found 7/6![Alaska Airlines logo]()
$315
This Southwest deal was found by Cheapflights users on 7/2. 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 7/285:00 am
SFO
- MDW
2 stops7h 35m
Southwest
Thu 7/305:20 am
MDW
- SFO
2 stops8h 00m
Southwest
Deal found 7/2![Southwest logo]()
$317
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 7/2810:10 pm
SFO
- MDW
1 stop10h 57m
Frontier
Fri 7/3112:11 pm
MDW
- SFO
1 stop9h 07m
Frontier
Deal found 7/5![Frontier logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 7/299:00 pm
SFO
- RFD
1 stop13h 24m
Multiple Airlines
Sun 8/21:14 pm
RFD
- SFO
1 stop21h 34m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$316
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 8/810:23 pm
SFO
- ORD
2 stops15h 37m
Frontier
Sat 8/157:29 am
ORD
- SFO
1 stop11h 07m
Frontier
Deal found 7/2![Frontier logo]()
$314
This Southwest deal was found by Cheapflights users on 7/6. 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 8/217:00 am
SFO
- MDW
2 stops8h 20m
Southwest
Fri 8/286:15 am
MDW
- SFO
1 stop6h 40m
Southwest
Deal found 7/6![Southwest logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 8/248:56 pm
SFO
- RFD
2 stops38h 27m
Multiple Airlines
Sun 8/309:35 pm
RFD
- SFO
1 stop13h 08m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$319
One-way flights from Fremont to ChicagoSearch for one-way flight options from Fremont to Chicago. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
Search for one-way flight options from Fremont to Chicago. Find affordable one-way fares based on user searches. Data last updated July 7, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 7/287:04 pm
SFO
- RFD
1 stop22h 55m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 8/1110:23 pm
SFO
- ORD
2 stops15h 37m
Frontier
Deal found 7/4![Frontier logo]()
$165
This Kiwi.com deal was found by Cheapflights users on 7/2. 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 8/137:08 pm
SFO
- RFD
1 stop23h 26m
Multiple Airlines
Deal found 7/2![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 7/3. 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 8/510:23 pm
SFO
- ORD
2 stops15h 37m
Frontier
Deal found 7/3![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 7/6. 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 8/155:26 pm
SFO
- RFD
2 stops49h 08m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$167
This CheapOair deal was found by Cheapflights users on 7/2. 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.
Fri 8/147:55 am
SFO
- ORD
1 stop9h 02m
Alaska Airlines
Deal found 7/2![Alaska Airlines logo]()
$167
This Southwest deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/311:40 pm
SFO
- MDW
Nonstop4h 15m
Southwest
Deal found 7/6![Southwest logo]()
$168
This United Airlines deal was found by Cheapflights users on 7/6. 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.
Mon 8/310:38 pm
SFO
- ORD
Nonstop4h 23m
United Airlines
Deal found 7/6![United Airlines logo]()
$168
This American Airlines deal was found by Cheapflights users on 7/6. 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.
Thu 12/105:27 pm
SFO
- ORD
Nonstop4h 28m
American Airlines
Deal found 7/6![American Airlines logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 9/311:00 am
SFO
- RFD
1 stop7h 39m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$170
This Kiwi.com deal was found by Cheapflights users on 7/5. 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 8/310:23 pm
SFO
- ORD
2 stops20h 29m
Frontier
Deal found 7/5![Frontier logo]()
$170
This Super.com deal was found by Cheapflights users on 7/2. 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.
Tue 7/1410:10 pm
SFO
- MDW
1 stop10h 57m
Frontier
Deal found 7/2![Frontier logo]()
$171
Find flight deals from Fremont to Chicago
Keep the following information in mind while searching for Fremont to Chicago flight deals. Data was last updated July 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $314 (Southwest) |
One-way from | $165 (Kiwi.com) |
Popular in | June |
Cheapest in | September |
Average price | $432 |
Cheapflights Fare Finder
Customize your flight search to find flights from Fremont to Chicago 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 7, 2026.
Use the filters below to find and compare flights from Fremont to Chicago that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoChicago
SFO - MDW
SFOMDW
San Francisco
Wed 10/28
5:55 am-12:00 pm
Nonstop4h 05m
Chicago Midway
Sun 11/1
9:30 pm-12:20 am
Nonstop4h 50m
$322
San FranciscoChicago
SFO - RFD
SFORFD
San Francisco
Fri 7/31
7:08 pm-12:08 pm
1 stop15h 00m
Chicago Greater Rockford
Mon 8/3
9:13 pm-9:38 pm
2 stops26h 25m
$323
San FranciscoChicago
SFO - RFD
SFORFD
San Francisco
Mon 8/24
8:56 pm-1:23 pm
2 stops38h 27m
Chicago Greater Rockford
Sun 8/30
9:35 pm-8:43 am
1 stop13h 08m
$328
San FranciscoChicago
SFO - MDW
SFOMDW
San Francisco
Fri 7/31
6:10 pm-4:40 am
1 stop8h 30m
Chicago Midway
Tue 8/11
12:20 pm-7:15 pm
1 stop8h 55m
$331
San FranciscoChicago
SFO - ORD
SFOORD
San Francisco
Sat 7/25
3:10 pm-9:38 pm
Nonstop4h 28m
Chicago O'Hare Intl
Wed 7/29
9:35 pm-12:32 am
Nonstop4h 57m
$335
Quickest round-trip
San FranciscoChicago
SFO - MDW
SFOMDW
San Francisco
Tue 8/18
11:40 pm-5:50 am
Nonstop4h 10m
Chicago Midway
Tue 8/25
10:25 am-12:55 pm
Nonstop4h 30m
$335
San FranciscoChicago
SFO - MDW
SFOMDW
San Francisco
Wed 8/19
11:40 pm-5:50 am
Nonstop4h 10m
Chicago Midway
Wed 8/26
10:25 am-12:55 pm
Nonstop4h 30m
$335
San FranciscoChicago
SFO - RFD
SFORFD
San Francisco
Wed 7/22
9:00 pm-12:24 pm
1 stop13h 24m
Chicago Greater Rockford
Thu 7/30
1:14 pm-7:52 pm
1 stop8h 38m
$343
San FranciscoChicago
SFO - MDW
SFOMDW
San Francisco
Wed 8/19
11:40 pm-5:50 am
Nonstop4h 10m
Chicago Midway
Sat 8/22
8:05 am-3:50 pm
1 stop9h 45m
$345
San FranciscoChicago
SFO - RFD
SFORFD
San Francisco
Thu 9/17
11:42 am-8:39 pm
1 stop6h 57m
Chicago Greater Rockford
Sun 9/20
9:29 pm-8:23 am
1 stop12h 54m
$346
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Fremont to Chicago
Have a flexible travel schedule? Discover the best time to fly to Chicago from Fremont with our price prediction graph.
SFO-RFD
SFO-MDW
SFO-ORD
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 Fremont to Chicago
FR8-CHI
SFO-RFD
SFO-MDW
SFO-ORD
What is the cheapest time of day to fly from FR8 to CHI?
Find hourly flight availability from Fremont to Chicago. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 7, 2026.
When flying from Fremont to Chicago, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 22% versus a flight at noon.
Weekly flight availability from Fremont to Chicago
Explore weekly flight availability from Fremont to Chicago. 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 7, 2026.
The most flights from FR8 to CHI are scheduled on a Monday (86 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (40 on average).
How much does it cost to fly round-trip from Fremont to Chicago?
What is the cheapest day to fly from Fremont to Chicago?
Use this chart to determine the cheapest time to fly round-trip from Fremont to Chicago. Price data was last updated on July 4, 2026.
Travelers seeking maximum savings on their Fremont to Chicago 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.
Reviews of airlines servicing Chicago
Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated July 7, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from Fremont to Chicago by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
7.9
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
7.9
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
7.9
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
7.9
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
7.9
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
7.9
Crew
8.6
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Fremont to Chicago. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Chicago?
Book flights to Chicago if you plan to visit one of these locationsBenton Harbor
Hammond
Lansing
Merrillville
Valparaiso
Porter
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Alternative routes for Fremont to Chicago
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Chicago
Explore flights to Chicago departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 7, 2026.
Complete your trip
Complete your trip to Chicago by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Fremont to Chicago by cabin class
Find flights from Fremont to Chicago, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Fremont and Chicago flights
Browse other Fremont and Chicago flight options. Last updated on July 7, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fremont to Chicago flights
Consider these flights traveling from Fremont to Chicago.
Top 7 airlines flying from Fremont to Chicago
Discover the top 7 airlines that operate flights from Fremont to Chicago. 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 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$122 | Average$410 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$143 | Average$346 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$144 | Average$449 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$195 | Average$417 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$207 | Average$469 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$213 | Average$414 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$225 | Average$324 | FlexibilityNo cancel fee | On-time62% |