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Trenton

$156+ Cheap flights from San Francisco to Trenton, NJ (SFO - TTN)

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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — TTN
Mar 24 — Mar 311
Tue 3/24
Tue 3/31
1 adult, Economy
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Cheap flight deals from San Francisco to Trenton

Cheapest flights from San Francisco to Trenton
Explore the most affordable flight options available from San Francisco to Trenton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2026.

This Travelocity deal was found by Cheapflights users on 2/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:59 pm
SFO
-
TTN
1 stop15h 31m
Frontier
Tue 6/97:15 pm
TTN
-
SFO
1 stop30h 37m
Frontier
Deal found 2/20$448
This Orbitz deal was found by Cheapflights users on 2/18. 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.
Wed 5/2711:59 pm
SFO
-
TTN
1 stop15h 31m
Frontier
Sun 5/317:15 pm
TTN
-
SFO
1 stop30h 37m
Frontier
Deal found 2/18$518
This Expedia deal was found by Cheapflights users on 2/20. 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.
Sat 5/3011:59 pm
SFO
-
TTN
1 stop15h 31m
Frontier
Tue 6/97:15 pm
TTN
-
SFO
1 stop30h 37m
Frontier
Deal found 2/20$528
This Travelocity deal was found by Cheapflights users on 2/20. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:59 pm
SFO
-
TTN
1 stop15h 31m
Frontier
Mon 7/207:15 pm
TTN
-
SFO
1 stop30h 37m
Frontier
Deal found 2/20$538
This Orbitz deal was found by Cheapflights users on 2/21. 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.
Mon 6/111:59 pm
SFO
-
TTN
1 stop15h 31m
Frontier
Sun 6/77:15 pm
TTN
-
SFO
1 stop30h 37m
Frontier
Deal found 2/21$558
This CheapOair deal was found by Cheapflights users on 2/19. 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.
Mon 7/1311:59 pm
SFO
-
TTN
1 stop15h 31m
Frontier
Wed 7/227:15 pm
TTN
-
SFO
1 stop30h 37m
Frontier
Deal found 2/19$559
This CheapOair deal was found by Cheapflights users on 2/20. 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.
Thu 8/1311:59 pm
SFO
-
TTN
1 stop15h 31m
Frontier
Sun 8/167:15 pm
TTN
-
SFO
1 stop30h 37m
Frontier
Deal found 2/20$569
This Expedia deal was found by Cheapflights users on 2/21. 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.
Fri 5/2911:59 pm
SFO
-
TTN
1 stop15h 31m
Frontier
Mon 6/17:15 pm
TTN
-
SFO
1 stop30h 37m
Frontier
Deal found 2/21$598
This Orbitz deal was found by Cheapflights users on 2/21. 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.
Tue 5/2611:59 pm
SFO
-
TTN
1 stop15h 31m
Frontier
Sat 5/307:15 pm
TTN
-
SFO
1 stop30h 37m
Frontier
Deal found 2/21$628
This Travelocity deal was found by Cheapflights users on 2/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/711:59 pm
SFO
-
TTN
1 stop15h 31m
Frontier
Fri 8/147:15 pm
TTN
-
SFO
1 stop30h 37m
Frontier
Deal found 2/19$638
This Orbitz deal was found by Cheapflights users on 2/18. 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.
Thu 5/2811:59 pm
SFO
-
TTN
1 stop15h 31m
Frontier
Sat 5/307:15 pm
TTN
-
SFO
1 stop30h 37m
Frontier
Deal found 2/18$658

Find flight deals from San Francisco to Trenton

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Trenton (TTN). 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 February 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$448
(Travelocity)

One-way from

$156
(Trip.com)

Popular in

December

Cheapest in

January

Average price

$342
Provider with most accurate pricing for San Francisco-Trenton-Mercer flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Trenton-Mercer flights.
Search Deals
From San Francisco to Trenton-Mercer
Search Deals
One-way flight from San Francisco to Trenton-Mercer
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Trenton 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 February 22, 2026.
Use the filters below to find and compare flights from San Francisco to Trenton that are best for you.

Fly from

San Francisco

Fly to

Trenton

Route

Depart

Return

Price

San FranciscoTrenton

SFO - TTN

SFOTTN

San Francisco

Thu 6/4

11:59 pm-6:30 pm

1 stop15h 31m

Trenton-Mercer

Tue 6/9

7:15 pm-10:52 pm

1 stop30h 37m

$448

San FranciscoTrenton

SFO - TTN

SFOTTN

San Francisco

Wed 8/5

11:59 pm-6:30 pm

1 stop15h 31m

Trenton-Mercer

Sun 8/9

7:15 pm-10:52 pm

1 stop30h 37m

$518

San FranciscoTrenton

SFO - TTN

SFOTTN

San Francisco

Wed 5/27

11:59 pm-6:30 pm

1 stop15h 31m

Trenton-Mercer

Sun 5/31

7:15 pm-10:52 pm

1 stop30h 37m

$518

San FranciscoTrenton

SFO - TTN

SFOTTN

San Francisco

Sat 5/30

11:59 pm-6:30 pm

1 stop15h 31m

Trenton-Mercer

Tue 6/9

7:15 pm-10:52 pm

1 stop30h 37m

$528

San FranciscoTrenton

SFO - TTN

SFOTTN

San Francisco

Mon 7/13

11:59 pm-6:30 pm

1 stop15h 31m

Trenton-Mercer

Wed 7/22

7:15 pm-10:52 pm

1 stop30h 37m

$559

San FranciscoTrenton

SFO - TTN

SFOTTN

San Francisco

Thu 8/13

11:59 pm-6:30 pm

1 stop15h 31m

Trenton-Mercer

Sun 8/16

7:15 pm-10:52 pm

1 stop30h 37m

$569

San FranciscoTrenton

SFO - TTN

SFOTTN

San Francisco

Fri 5/29

11:59 pm-6:30 pm

1 stop15h 31m

Trenton-Mercer

Sun 5/31

7:15 pm-10:52 pm

1 stop30h 37m

$598

San FranciscoTrenton

SFO - TTN

SFOTTN

San Francisco

Fri 7/24

11:59 pm-6:30 pm

1 stop15h 31m

Trenton-Mercer

Sun 7/26

7:15 pm-10:52 pm

1 stop30h 37m

$598

San FranciscoTrenton

SFO - TTN

SFOTTN

San Francisco

Fri 7/24

11:59 pm-6:30 pm

1 stop15h 31m

Trenton-Mercer

Sun 8/2

7:15 pm-10:52 pm

1 stop30h 37m

$598

San FranciscoTrenton

SFO - TTN

SFOTTN

San Francisco

Fri 8/7

11:59 pm-6:30 pm

1 stop15h 31m

Trenton-Mercer

Fri 8/14

7:15 pm-10:52 pm

1 stop30h 37m

$638

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 22 results
1
2
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  • Most accurate provider: When it comes to deals on San Francisco-Trenton, New Jersey flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Trenton, New Jersey flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Trenton, New Jersey flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Trenton, New Jersey 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 San Francisco-Trenton, New Jersey 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 San Francisco to Trenton

Have a flexible travel schedule? Discover the best time to fly to Trenton from San Francisco with our price prediction graph.
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 San Francisco to Trenton

What is the cheapest month to book a flight from San Francisco to Trenton, New Jersey?

Currently, July is the cheapest month in which you can book a flight from San Francisco to Trenton, New Jersey (average of $119). Flying from San Francisco to Trenton, New Jersey in August is currently the most expensive (average of $193). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Trenton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from San Francisco to Trenton, New Jersey?

    There are many flights that can get you from San Francisco to Trenton, New Jersey in 15h 31m. Fly via Frontier to get the fastest option. The distance between San Francisco and Trenton, New Jersey is about 2530 mi.

  • Can I find deals for flights from San Francisco to Trenton that include hotel bookings?

    Yes. In addition to deals on San Francisco to Trenton flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Trenton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Trenton.

  • Can I find deals for business class flights from San Francisco to Trenton?

    Yes. Cheapflights offers flight deals from San Francisco to Trenton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to Trenton, New Jersey?

    Currently, July is the cheapest month in which you can book a flight from San Francisco to Trenton, New Jersey (average of $119). Flying from San Francisco to Trenton, New Jersey in August is currently the most expensive (average of $193). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for San Francisco to Trenton

See prices for flight routes from nearby airports that may be better suited for you.
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