$140+ Cheap flights from San Diego to Trenton, NJ (SAN - 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — TTN
Apr 23 — Apr 301
Round-trip
1 adult, Economy
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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
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One-way
One-way flights from San Diego to TrentonSearch for one-way flight options from San Diego to Trenton. Find affordable one-way fares based on user searches. Data last updated March 24, 2026.
Search for one-way flight options from San Diego to Trenton. Find affordable one-way fares based on user searches. Data last updated March 24, 2026.
This Trip.com deal was found by Cheapflights users on 3/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:24 pm
SAN
- TTN
2 stops25h 35m
Frontier
Deal found 3/23![Frontier logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 3/23. 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 5/3012:29 pm
SAN
- TTN
3 stops47h 43m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$264
Find flight deals from San Diego to Trenton
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 March 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Popular in | December |
Cheapest in | January |
Average price | $372 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego 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 March 24, 2026.
Use the filters below to find and compare flights from San Diego to Trenton that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest one-way
Quickest one-way
San DiegoTrenton
SAN - TTN
SANTTN
San Diego
Thu 4/30
7:24 pm-11:59 pm
2 stops25h 35m
$140
San DiegoTrenton
SAN - TTN
SANTTN
San Diego
Sat 5/30
12:29 pm-3:12 pm
3 stops47h 43m
$264
Sorted by cheapest first
Compare providers for flights from San Diego to Trenton
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 San Diego to Trenton in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-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 Diego-Trenton, New Jersey flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Trenton, New Jersey flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-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 Diego-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 Diego to Trenton
Have a flexible travel schedule? Discover the best time to fly to Trenton from San Diego with our price prediction graph.
SAN-TTN
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 Diego to Trenton
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