$176+ Cheap flights from Pittsburgh (PIT) 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
PIT — SFO
Jul 8 — Jul 151
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Pittsburgh 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 Pittsburgh to Fremont are usually found in February or January, booked 68 days in advance, depart on a Thursday or Friday and return on a Saturday
Cheap flight deals from Pittsburgh to Fremont
Cheapest
Best
Last-minute
One-way
Cheapest flights from Pittsburgh to FremontExplore the most affordable flight options available from Pittsburgh to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.
Explore the most affordable flight options available from Pittsburgh to Fremont. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.
This American Airlines deal was found by Cheapflights users on 6/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/87:33 pm
PIT
- SFO
1 stop8h 15m
American Airlines
Thu 6/116:00 am
SFO
- PIT
1 stop7h 52m
American Airlines
Deal found 6/4![American Airlines logo]()
$353
This Expedia deal was found by Cheapflights users on 6/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:04 pm
PIT
- SFO
2 stops19h 50m
Alaska Airlines
Wed 12/28:15 am
SFO
- PIT
1 stop30h 02m
Alaska Airlines
Deal found 6/3![Alaska Airlines logo]()
$357
This Orbitz deal was found by Cheapflights users on 6/4. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:23 pm
PIT
- SFO
1 stop8h 17m
Alaska Airlines
Tue 9/13:26 pm
SFO
- PIT
1 stop10h 58m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$358
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Wed 7/12:13 pm
PIT
- SFO
1 stop8h 11m
United Airlines
Wed 7/89:17 pm
SFO
- PIT
Nonstop5h 02m
United Airlines
Deal found 6/3![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 6/3. 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.
Tue 9/2912:40 pm
PIT
- SFO
1 stop6h 45m
Southwest
Mon 10/55:10 am
SFO
- PIT
2 stops12h 05m
Southwest
Deal found 6/3![Southwest logo]()
$360
This Southwest deal was found by Cheapflights users on 6/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:55 am
PIT
- SFO
1 stop8h 20m
Southwest
Thu 11/199:25 pm
SFO
- PIT
1 stop11h 25m
Southwest
Deal found 6/7![Southwest logo]()
$361
This American Airlines deal was found by Cheapflights users on 6/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/115:05 pm
PIT
- SFO
1 stop9h 05m
American Airlines
Sat 7/1112:48 am
SFO
- PIT
1 stop8h 47m
American Airlines
Deal found 6/7![American Airlines logo]()
$363
This Southwest deal was found by Cheapflights users on 6/3. 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.
Tue 7/216:25 pm
PIT
- SFO
1 stop7h 05m
Southwest
Tue 7/2811:40 pm
SFO
- PIT
2 stops9h 25m
Southwest
Deal found 6/3![Southwest logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
Mon 7/208:00 am
PIT
- SFO
2 stops29h 30m
Multiple Airlines
Thu 8/610:23 pm
SFO
- PIT
1 stop19h 11m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$365
This American Airlines deal was found by Cheapflights users on 6/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/247:45 pm
PIT
- SFO
1 stop8h 14m
American Airlines
Mon 7/2712:26 am
SFO
- PIT
1 stop7h 21m
American Airlines
Deal found 6/4![American Airlines logo]()
$367
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Sat 6/277:33 pm
PIT
- SFO
1 stop8h 15m
American Airlines
Sat 7/46:45 am
SFO
- PIT
1 stop8h 58m
American Airlines
Deal found 6/6![American Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 6/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:40 am
PIT
- SFO
1 stop7h 55m
Delta
Wed 7/810:55 pm
SFO
- PIT
1 stop7h 52m
Delta
Deal found 6/3![Delta logo]()
$369
Best flights from Pittsburgh to FremontDiscover carefully curated flight deals from Pittsburgh to Fremont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 8, 2026.
Discover carefully curated flight deals from Pittsburgh to Fremont that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 8, 2026.
This United Airlines deal was found by Cheapflights users on 6/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:50 am
PIT
- SFO
Nonstop5h 28m
United Airlines
Sat 7/48:23 am
SFO
- PIT
Nonstop5h 04m
United Airlines
Deal found 6/5![United Airlines logo]()
$359
This Delta deal was found by Cheapflights users on 6/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:39 pm
PIT
- SFO
1 stop7h 20m
Delta
Mon 9/710:59 pm
SFO
- PIT
1 stop7h 36m
Delta
Deal found 6/4![Delta logo]()
$369
This Southwest deal was found by Cheapflights users on 6/4. 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 9/912:40 pm
PIT
- SFO
1 stop6h 45m
Southwest
Sat 9/128:00 am
SFO
- PIT
2 stops9h 45m
Southwest
Deal found 6/4![Southwest logo]()
$370
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/266:50 am
PIT
- SFO
Nonstop5h 25m
United Airlines
Sat 7/410:35 pm
SFO
- PIT
1 stop8h 05m
United Airlines
Deal found 6/7![United Airlines logo]()
$409
This Southwest deal was found by Cheapflights users on 6/5. 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.
Sun 9/62:10 pm
PIT
- SFO
2 stops10h 40m
Southwest
Tue 9/159:35 am
SFO
- PIT
2 stops10h 30m
Southwest
Deal found 6/5![Southwest logo]()
$433
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Thu 6/256:50 am
PIT
- SFO
Nonstop5h 25m
United Airlines
Mon 6/299:17 pm
SFO
- PIT
Nonstop5h 02m
United Airlines
Deal found 6/3![United Airlines logo]()
$441
This Southwest deal was found by Cheapflights users on 6/5. 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.
Wed 6/241:15 pm
PIT
- SFO
1 stop9h 40m
Southwest
Thu 6/2512:30 pm
SFO
- PIT
1 stop8h 25m
Southwest
Deal found 6/5![Southwest logo]()
$449
This United Airlines deal was found by Cheapflights users on 6/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:10 am
PIT
- SFO
Nonstop5h 40m
United Airlines
Mon 11/309:00 pm
SFO
- PIT
Nonstop5h 08m
United Airlines
Deal found 6/7![United Airlines logo]()
$448
This Southwest deal was found by Cheapflights users on 6/3. 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.
Sun 7/195:25 am
PIT
- SFO
2 stops9h 20m
Southwest
Fri 7/2411:00 am
SFO
- PIT
1 stop9h 55m
Southwest
Deal found 6/3![Southwest logo]()
$453
This United Airlines deal was found by Cheapflights users on 6/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/207:00 am
PIT
- SFO
Nonstop5h 24m
United Airlines
Sun 10/259:00 pm
SFO
- PIT
Nonstop5h 08m
United Airlines
Deal found 6/5![United Airlines logo]()
$459
This Southwest deal was found by Cheapflights users on 6/5. 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.
Sun 7/125:25 am
PIT
- SFO
2 stops9h 35m
Southwest
Wed 7/1512:10 pm
SFO
- PIT
2 stops9h 35m
Southwest
Deal found 6/5![Southwest logo]()
$463
Last-minute flights from Pittsburgh to FremontDiscover last-minute flight deals from Pittsburgh to Fremont. Data last updated June 8, 2026 and is based on user searches.
Discover last-minute flight deals from Pittsburgh to Fremont. Data last updated June 8, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/87:33 pm
PIT
- SFO
1 stop8h 15m
American Airlines
Thu 6/116:00 am
SFO
- PIT
1 stop7h 52m
American Airlines
Deal found 6/4![American Airlines logo]()
$353
This American Airlines deal was found by Cheapflights users on 6/6. 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.
Sat 6/277:33 pm
PIT
- SFO
1 stop8h 15m
American Airlines
Sat 7/46:45 am
SFO
- PIT
1 stop8h 58m
American Airlines
Deal found 6/6![American Airlines logo]()
$368
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Wed 7/12:13 pm
PIT
- SFO
1 stop8h 11m
United Airlines
Wed 7/89:17 pm
SFO
- PIT
Nonstop5h 02m
United Airlines
Deal found 6/3![United Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Wed 7/16:50 am
PIT
- SFO
Nonstop5h 28m
United Airlines
Fri 7/109:17 pm
SFO
- PIT
Nonstop5h 02m
United Airlines
Deal found 6/3![United Airlines logo]()
$372
This Kiwi.com deal was found by Cheapflights users on 6/3. 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.
Fri 7/39:35 am
PIT
- SFO
1 stop14h 55m
Multiple Airlines
Mon 7/138:23 pm
SFO
- PIT
1 stop21h 08m
Multiple Airlines
Deal found 6/3![Multiple Airlines logo]()
$373
This Delta deal was found by Cheapflights users on 6/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/46:40 am
PIT
- SFO
1 stop7h 55m
Delta
Wed 7/810:55 pm
SFO
- PIT
1 stop7h 52m
Delta
Deal found 6/3![Delta logo]()
$369
This American Airlines deal was found by Cheapflights users on 6/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:45 pm
PIT
- SFO
1 stop8h 14m
American Airlines
Tue 7/1411:24 am
SFO
- PIT
1 stop7h 24m
American Airlines
Deal found 6/7![American Airlines logo]()
$371
This American Airlines deal was found by Cheapflights users on 6/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/115:05 pm
PIT
- SFO
1 stop9h 05m
American Airlines
Sat 7/1112:48 am
SFO
- PIT
1 stop8h 47m
American Airlines
Deal found 6/7![American Airlines logo]()
$363
This Southwest deal was found by Cheapflights users on 6/4. 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 7/1411:00 am
PIT
- SFO
1 stop10h 50m
Southwest
Tue 7/2111:40 pm
SFO
- PIT
2 stops9h 25m
Southwest
Deal found 6/4![Southwest logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
Mon 7/208:00 am
PIT
- SFO
2 stops29h 30m
Multiple Airlines
Thu 8/610:23 pm
SFO
- PIT
1 stop19h 11m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$365
This Southwest deal was found by Cheapflights users on 6/3. 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.
Tue 7/216:25 pm
PIT
- SFO
1 stop7h 05m
Southwest
Tue 7/2811:40 pm
SFO
- PIT
2 stops9h 25m
Southwest
Deal found 6/3![Southwest logo]()
$364
This American Airlines deal was found by Cheapflights users on 6/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/247:45 pm
PIT
- SFO
1 stop8h 14m
American Airlines
Mon 7/2712:26 am
SFO
- PIT
1 stop7h 21m
American Airlines
Deal found 6/4![American Airlines logo]()
$367
One-way flights from Pittsburgh to FremontSearch for one-way flight options from Pittsburgh to Fremont. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.
Search for one-way flight options from Pittsburgh to Fremont. Find affordable one-way fares based on user searches. Data last updated June 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Fri 8/149:35 am
PIT
- SFO
1 stop14h 57m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$176
This American Airlines deal was found by Cheapflights users on 6/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/273:35 pm
PIT
- SFO
1 stop9h 32m
American Airlines
Deal found 6/4![American Airlines logo]()
$184
This Southwest deal was found by Cheapflights users on 6/3. 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.
Wed 8/56:00 am
PIT
- SFO
2 stops9h 35m
Southwest
Deal found 6/3![Southwest logo]()
$185
This Southwest deal was found by Cheapflights users on 6/4. 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.
Thu 7/163:50 pm
PIT
- SFO
1 stop11h 25m
Southwest
Deal found 6/4![Southwest logo]()
$190
This American Airlines deal was found by Cheapflights users on 6/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:05 pm
PIT
- SFO
1 stop10h 54m
American Airlines
Deal found 6/5![American Airlines logo]()
$195
This Kiwi.com deal was found by Cheapflights users on 6/4. 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.
Mon 6/298:00 am
PIT
- SFO
3 stops41h 13m
Multiple Airlines
Deal found 6/4![Multiple Airlines logo]()
$197
This Southwest deal was found by Cheapflights users on 6/5. 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.
Wed 7/156:55 am
PIT
- SFO
2 stops10h 20m
Southwest
Deal found 6/5![Southwest logo]()
$200
This Alaska Airlines deal was found by Cheapflights users on 6/4. 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 11/411:38 am
PIT
- SFO
2 stops11h 38m
Alaska Airlines
Deal found 6/4![Alaska Airlines logo]()
$201
This United Airlines deal was found by Cheapflights users on 6/6. 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 9/37:00 am
PIT
- SFO
Nonstop5h 24m
United Airlines
Deal found 6/6![United Airlines logo]()
$204
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Fri 7/178:00 am
PIT
- SFO
3 stops37h 23m
Multiple Airlines
Deal found 6/5![Multiple Airlines logo]()
$208
Find flight deals from Pittsburgh to Fremont
Keep the following information in mind while searching for Pittsburgh to Fremont flight deals. Data was last updated June 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $353 (American Airlines) |
One-way from | $176 (Kiwi.com) |
Popular in | April |
Cheapest in | February |
Average price | $389 |
Cheapflights Fare Finder
Customize your flight search to find flights from Pittsburgh 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 8, 2026.
Use the filters below to find and compare flights from Pittsburgh to Fremont that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PittsburghSan Francisco
PIT - SFO
PITSFO
Pittsburgh
Wed 7/1
6:50 am-9:18 am
Nonstop5h 28m
San Francisco
Sat 7/4
8:23 am-4:27 pm
Nonstop5h 04m
$359
PittsburghSan Francisco
PIT - SFO
PITSFO
Pittsburgh
Fri 9/4
5:39 pm-9:59 pm
1 stop7h 20m
San Francisco
Mon 9/7
10:59 pm-9:35 am
1 stop7h 36m
$369
PittsburghSan Francisco
PIT - SFO
PITSFO
Pittsburgh
Wed 9/9
12:40 pm-4:25 pm
1 stop6h 45m
San Francisco
Sat 9/12
8:00 am-8:45 pm
2 stops9h 45m
$370
PittsburghSan Francisco
PIT - SFO
PITSFO
Pittsburgh
Fri 6/26
6:50 am-9:15 am
Nonstop5h 25m
San Francisco
Sat 7/4
10:35 pm-9:40 am
1 stop8h 05m
$409
PittsburghSan Francisco
PIT - SFO
PITSFO
Pittsburgh
Sun 9/6
2:10 pm-9:50 pm
2 stops10h 40m
San Francisco
Tue 9/15
9:35 am-11:05 pm
2 stops10h 30m
$433
Quickest round-trip
PittsburghSan Francisco
PIT - SFO
PITSFO
Pittsburgh
Thu 6/25
6:50 am-9:15 am
Nonstop5h 25m
San Francisco
Mon 6/29
9:17 pm-5:19 am
Nonstop5h 02m
$441
PittsburghSan Francisco
PIT - SFO
PITSFO
Pittsburgh
Sun 11/1
6:10 am-8:50 am
Nonstop5h 40m
San Francisco
Mon 11/30
9:00 pm-5:08 am
Nonstop5h 08m
$448
PittsburghSan Francisco
PIT - SFO
PITSFO
Pittsburgh
Wed 6/24
1:15 pm-7:55 pm
1 stop9h 40m
San Francisco
Thu 6/25
12:30 pm-11:55 pm
1 stop8h 25m
$449
PittsburghSan Francisco
PIT - SFO
PITSFO
Pittsburgh
Sun 7/19
5:25 am-11:45 am
2 stops9h 20m
San Francisco
Fri 7/24
11:00 am-11:55 pm
1 stop9h 55m
$453
PittsburghSan Francisco
PIT - SFO
PITSFO
Pittsburgh
Tue 10/20
7:00 am-9:24 am
Nonstop5h 24m
San Francisco
Sun 10/25
9:00 pm-5:08 am
Nonstop5h 08m
$459
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from Pittsburgh to Fremont
Have a flexible travel schedule? Discover the best time to fly to Fremont from Pittsburgh with our price prediction graph.
PIT-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 Pittsburgh to Fremont
PIT-FR8
PIT-SFO
What is the cheapest time of day to fly from PIT to FR8?
Find hourly flight availability from Pittsburgh 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 8, 2026.
When flying from Pittsburgh to Fremont, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost to fly round-trip from Pittsburgh to Fremont?
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 8, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Pittsburgh to Fremont. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
7.9
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Pittsburgh to Fremont. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Pittsburgh
Popular flights
Top destinations
Alternative routes for Pittsburgh to Fremont
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Fremont by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Pittsburgh to Fremont by cabin class
Find flights from Pittsburgh to Fremont, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Pittsburgh and Fremont flights
Browse other Pittsburgh and Fremont flight options. Last updated on June 8, 2026.
Other flights from Pittsburgh
Browse through other flights departing from Pittsburgh. Flights are based on user searches made on Cheapflights and were last updated on June 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Pittsburgh to Fremont flights
Consider these flights traveling from Pittsburgh to Fremont.
Top 6 airlines flying from Pittsburgh to Fremont
Discover the top 6 airlines that operate flights from Pittsburgh 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 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$100 | Average$236 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$129 | Average$339 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$158 | Average$353 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$186 | Average$383 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$287 | Average$462 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$289 | Average$408 | FlexibilityNo cancel fee | On-time69% |