$183+ Cheap flights from Trenton, NJ to San Francisco (TTN - SFO)
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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — SFO
Sep 5 — Sep 121
Round-trip
1 adult, Economy
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Find cheap flights from Trenton to San Francisco 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.Cheap flight deals from Trenton to San Francisco
Cheapest
Best
One-way
Cheapest flights from Trenton to San FranciscoExplore the most affordable flight options available from Trenton to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 6, 2026.
Explore the most affordable flight options available from Trenton to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 6, 2026.
This Booking.com deal was found by Cheapflights users on 8/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:19 pm -
2 stops18h 50m
Sat 10/2412:36 pm -
2 stops27h 03m
Deal found 8/5![Breeze Airways logo]()
$849
Best flights from Trenton to San FranciscoDiscover carefully curated flight deals from Trenton to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
Discover carefully curated flight deals from Trenton to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 6, 2026.
This Booking.com deal was found by Cheapflights users on 8/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:19 pm -
2 stops18h 50m
Sat 10/2412:36 pm -
2 stops27h 03m
Deal found 8/5![Breeze Airways logo]()
$849
One-way flights from Trenton to San FranciscoSearch for one-way flight options from Trenton to San Francisco. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
Search for one-way flight options from Trenton to San Francisco. Find affordable one-way fares based on user searches. Data last updated August 6, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 10/236:18 pm -
2 stops27h 02m
Deal found 8/3![Frontier logo]()
$183
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Fri 10/166:18 pm -
2 stops27h 02m
Deal found 8/2![Frontier logo]()
$191
This Kiwi.com deal was found by Cheapflights users on 8/2. 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.
Fri 10/168:03 pm -
3 stops48h 37m
Deal found 8/2![Multiple Airlines logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 10/236:18 pm -
3 stops25h 39m
Deal found 8/3![Multiple Airlines logo]()
$225
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 10/2411:25 am -
2 stops12h 53m
Deal found 8/2![Frontier logo]()
$228
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 10/248:34 pm -
3 stops30h 41m
Deal found 8/2![Multiple Airlines logo]()
$324
This Lucky2Go deal was found by Cheapflights users on 8/5. 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 Lucky2Go is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1111:15 am -
2 stops34h 58m
Deal found 8/5![Frontier logo]()
$363
This Kissandfly.com deal was found by Cheapflights users on 8/5. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:26 pm -
2 stops19h 17m
Deal found 8/5![Frontier logo]()
$438
Find flight deals from Trenton to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Trenton (TTN) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $849 (Booking.com) |
One-way from | $183 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $505 |
Cheapflights Fare Finder
Customize your flight search to find flights from Trenton to San Francisco 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 6, 2026.
Use the filters below to find and compare flights from Trenton to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
TrentonSan Francisco
TTN Trenton-Mercer - SFO San Francisco
TTNSFO
Trenton-Mercer
Thu 10/22
7:19 pm-11:09 am
2 stops18h 50m
San Francisco
Sat 10/24
12:36 pm-6:39 pm
2 stops27h 03m
$849
Cheapest one-way
TrentonSan Francisco
TTN Trenton-Mercer - SFO San Francisco
TTNSFO
Trenton-Mercer
Fri 10/23
6:18 pm-6:20 pm
2 stops27h 02m
$183
TrentonSan Francisco
TTN Trenton-Mercer - SFO San Francisco
TTNSFO
Trenton-Mercer
Fri 10/16
6:18 pm-6:20 pm
2 stops27h 02m
$191
TrentonSan Francisco
TTN Trenton-Mercer - SFO San Francisco
TTNSFO
Trenton-Mercer
Fri 10/16
8:03 pm-5:40 pm
3 stops48h 37m
$220
TrentonSan Francisco
TTN Trenton-Mercer - SFO San Francisco
TTNSFO
Trenton-Mercer
Fri 10/23
6:18 pm-4:57 pm
3 stops25h 39m
$225
Quickest one-way
TrentonSan Francisco
TTN Trenton-Mercer - SFO San Francisco
TTNSFO
Trenton-Mercer
Sat 10/24
11:25 am-9:18 pm
2 stops12h 53m
$228
TrentonSan Francisco
TTN Trenton-Mercer - SFO San Francisco
TTNSFO
Trenton-Mercer
Sat 10/24
8:34 pm-12:15 am
3 stops30h 41m
$324
TrentonSan Francisco
TTN Trenton-Mercer - SFO San Francisco
TTNSFO
Trenton-Mercer
Tue 8/11
11:15 am-7:13 pm
2 stops34h 58m
$363
TrentonSan Francisco
TTN Trenton-Mercer - SFO San Francisco
TTNSFO
Trenton-Mercer
Thu 8/13
4:26 pm-8:43 am
2 stops19h 17m
$438
Sorted by cheapest first
Compare providers for flights from Trenton to San Francisco
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Trenton to San Francisco in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Trenton, New Jersey-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Trenton, New Jersey-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Trenton, New Jersey-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Trenton, New Jersey-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Trenton, New Jersey-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Trenton to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Trenton with our price prediction graph.
TTN-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.
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated August 6, 2026.
Peruse reviews from past customers who have flown with American Airlines from Trenton to San Francisco to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.5
Overall
7.1
Comfort
7.2
Crew
7.9
Entertainment
6.8
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
Boarding
7.5
Overall
7.1
Comfort
7.2
Crew
7.9
Entertainment
6.8
Food
6.4
Reviews
1 / 20
2.0
MediocreAnonymous,Mar 2026
MIA - SFO
Related info for your journey
Find useful and relevant information for your journey from Trenton to San Francisco. 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 San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Clara
Santa Cruz
San Bruno
Fairfield
Emeryville
Roseville
Burlingame
Rancho Cordova
Vallejo
Cupertino
Newark
Hayward
San Ramon
Redwood City
San Carlos
Milpitas
Turlock
San Lorenzo
Davis
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Trenton and San Francisco flights
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Top airline flying from Trenton to San Francisco
Discover the top airline that operate flights from Trenton to San Francisco. 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 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$299 | Average$428 | FlexibilityNo cancel fee | On-time71% |