$520+ 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 12/24. Fares are subject to change and may not be available on all flights or dates of travel.
TTN — SFO
Oct 1 — Oct 81
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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
Last-minute
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 September 1, 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 September 1, 2026.
This KAYAK deal was found by Cheapflights users on 8/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:19 pm -
2 stops18h 50m
Wed 9/3012:36 pm -
2 stops27h 03m
Deal found 8/28![Breeze Airways logo]()
$894
This KAYAK deal was found by Cheapflights users on 8/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:00 pm -
2 stops20h 09m
Wed 9/3012:36 pm -
2 stops27h 03m
Deal found 8/28![Breeze Airways logo]()
$949
This KAYAK deal was found by Cheapflights users on 8/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:00 pm -
2 stops20h 09m
Sat 10/312:36 pm -
2 stops27h 03m
Deal found 8/28![Breeze Airways logo]()
$1,004
This KAYAK deal was found by Cheapflights users on 8/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/247:19 pm -
2 stops18h 50m
Sat 12/2612:36 pm -
2 stops27h 03m
Deal found 8/31![Breeze Airways logo]()
$1,194
This Booking.com deal was found by Cheapflights users on 8/28. 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.
Sun 11/297:19 pm -
2 stops18h 50m
Sat 12/1912:36 pm -
2 stops27h 03m
Deal found 8/28![Breeze Airways logo]()
$1,729
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 September 1, 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 September 1, 2026.
This KAYAK deal was found by Cheapflights users on 8/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:19 pm -
2 stops18h 50m
Wed 9/3012:36 pm -
2 stops27h 03m
Deal found 8/28![Breeze Airways logo]()
$894
This KAYAK deal was found by Cheapflights users on 8/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:00 pm -
2 stops20h 09m
Wed 9/3012:36 pm -
2 stops27h 03m
Deal found 8/28![Breeze Airways logo]()
$949
This KAYAK deal was found by Cheapflights users on 8/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/247:19 pm -
2 stops18h 50m
Sat 12/2612:36 pm -
2 stops27h 03m
Deal found 8/31![Breeze Airways logo]()
$1,194
Last-minute flights from Trenton to San FranciscoDiscover last-minute flight deals from Trenton to San Francisco. Data last updated September 1, 2026 and is based on user searches.
Discover last-minute flight deals from Trenton to San Francisco. Data last updated September 1, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 8/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:00 pm -
2 stops20h 09m
Wed 9/3012:36 pm -
2 stops27h 03m
Deal found 8/28![Breeze Airways logo]()
$949
This KAYAK deal was found by Cheapflights users on 8/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:00 pm -
2 stops20h 09m
Sat 10/312:36 pm -
2 stops27h 03m
Deal found 8/28![Breeze Airways logo]()
$1,004
This KAYAK deal was found by Cheapflights users on 8/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:19 pm -
2 stops18h 50m
Wed 9/3012:36 pm -
2 stops27h 03m
Deal found 8/28![Breeze Airways logo]()
$894
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 September 1, 2026.
Search for one-way flight options from Trenton to San Francisco. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.
This KAYAK deal was found by Cheapflights users on 9/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/247:19 pm -
2 stops18h 50m
Deal found 9/1![Breeze Airways logo]()
$520
This KAYAK deal was found by Cheapflights users on 8/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:00 pm -
2 stops20h 09m
Deal found 8/28![Breeze Airways logo]()
$545
This KAYAK deal was found by Cheapflights users on 8/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/37:19 pm -
2 stops18h 50m
Deal found 8/30![Breeze Airways logo]()
$625
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 September 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $894 (KAYAK) |
One-way from | $520 (KAYAK) |
Popular in | June |
Cheapest in | January |
Average price | $444 |
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 7,457,451 searches. Data last updated September 1, 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 9/24
7:19 pm-11:09 am
2 stops18h 50m
San Francisco
Wed 9/30
12:36 pm-6:39 pm
2 stops27h 03m
$894
TrentonSan Francisco
TTN Trenton-Mercer - SFO San Francisco
TTNSFO
Trenton-Mercer
Sun 9/20
6:00 pm-11:09 am
2 stops20h 09m
San Francisco
Wed 9/30
12:36 pm-6:39 pm
2 stops27h 03m
$949
TrentonSan Francisco
TTN Trenton-Mercer - SFO San Francisco
TTNSFO
Trenton-Mercer
Thu 12/24
7:19 pm-11:09 am
2 stops18h 50m
San Francisco
Sat 12/26
12:36 pm-6:39 pm
2 stops27h 03m
$1,194
Cheapest one-way
Quickest one-way
TrentonSan Francisco
TTN Trenton-Mercer - SFO San Francisco
TTNSFO
Trenton-Mercer
Thu 12/24
7:19 pm-11:09 am
2 stops18h 50m
$520
TrentonSan Francisco
TTN Trenton-Mercer - SFO San Francisco
TTNSFO
Trenton-Mercer
Sun 9/20
6:00 pm-11:09 am
2 stops20h 09m
$545
TrentonSan Francisco
TTN Trenton-Mercer - SFO San Francisco
TTNSFO
Trenton-Mercer
Sun 1/3
7:19 pm-11:09 am
2 stops18h 50m
$625
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 September.
| 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.
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
Walnut Creek
Emeryville
San Bruno
Burlingame
Rancho Cordova
Roseville
Fairfield
Vallejo
Cupertino
Newark
Hayward
San Ramon
Redwood City
Manteca
San Carlos
Turlock
Davis
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 Trenton
Popular flights
San Francisco flight routes