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Cheap flights from Trenton, New Jersey to San Francisco from $109

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Trenton, New Jersey to San Francisco departing on 6/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Find the cheapest flights from Trenton, New Jersey to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:31 pm - 10:41 am
TTN
-
SFO
17h 10m
1 stop
Frontier Logo
8:44 pm - 7:46 pm
SFO
-
TTN
20h 02m
1 stop
$230Frontier
Tue, Jun 2 - Wed, Jun 3
Frontier Logo
8:31 pm - 10:41 am
TTN
-
SFO
17h 10m
1 stop
Frontier Logo
8:44 pm - 10:17 am
SFO
-
TTN
10h 33m
1 stop
$250Frontier
Wed, Jun 3 - Sun, Jun 7
Frontier Logo
9:48 pm - 10:41 am
TTN
-
SFO
15h 53m
1 stop
Frontier Logo
8:51 pm - 9:57 am
SFO
-
TTN
10h 06m
1 stop
$255Frontier
Sat, Jun 6 - Tue, Jun 9
Frontier Logo
8:31 pm - 10:41 am
TTN
-
SFO
17h 10m
1 stop
Frontier Logo
8:44 pm - 10:17 am
SFO
-
TTN
10h 33m
1 stop
$270Frontier
Thu, Jun 4 - Sun, Jun 7
Frontier Logo
10:27 am - 10:41 am
TTN
-
SFO
27h 14m
1 stop
Frontier Logo
8:44 pm - 10:17 am
SFO
-
TTN
10h 33m
1 stop
$276Frontier
Thu, Jun 4 - Sun, Jun 7
Frontier Logo
10:32 am - 10:29 am
TTN
-
SFO
26h 57m
1 stop
Frontier Logo
8:51 pm - 7:48 pm
SFO
-
TTN
19h 57m
1 stop
$281Frontier
Mon, Jul 20 - Thu, Jul 23
Frontier Logo
8:33 pm - 10:34 am
TTN
-
SFO
17h 01m
1 stop
Frontier Logo
8:51 pm - 9:57 am
SFO
-
TTN
10h 06m
1 stop
$290Frontier
Tue, Jun 16 - Tue, Jun 23
Frontier Logo
10:32 am - 10:29 am
TTN
-
SFO
26h 57m
1 stop
Frontier Logo
8:51 pm - 9:47 am
SFO
-
TTN
9h 56m
1 stop
$301Frontier
Mon, Jul 20 - Wed, Jul 22
Frontier Logo
8:33 pm - 10:34 am
TTN
-
SFO
17h 01m
1 stop
Frontier Logo
8:51 pm - 9:47 am
SFO
-
TTN
9h 56m
1 stop
$314Frontier
Tue, Jun 30 - Mon, Jul 6
Frontier Logo
8:33 pm - 10:29 am
TTN
-
SFO
16h 56m
1 stop
Frontier Logo
8:51 pm - 9:47 am
SFO
-
TTN
9h 56m
1 stop
$315Frontier
Wed, Jul 29 - Mon, Aug 3

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Frontier flights from Trenton, New Jersey to San Francisco

Our best Frontier deals on Trenton, New Jersey to San Francisco flight tickets
Frontier
Jun 2
TTN8:31 pmTrenton-Mercer
17h 10m
1 stop
SFO10:41 amSan Francisco
Jun 3
SFO8:44 pmSan Francisco
20h 02m
1 stop
TTN7:46 pmTrenton-Mercer
$230
Frontier
Jun 3
TTN8:31 pmTrenton-Mercer
17h 10m
1 stop
SFO10:41 amSan Francisco
Jun 7
SFO8:44 pmSan Francisco
10h 33m
1 stop
TTN10:17 amTrenton-Mercer
$250
Frontier
Jun 6
TTN9:48 pmTrenton-Mercer
15h 53m
1 stop
SFO10:41 amSan Francisco
Jun 9
SFO8:51 pmSan Francisco
10h 06m
1 stop
TTN9:57 amTrenton-Mercer
$255

momondo Fare Finder

 
Customize your flight search to find flights from Trenton, New Jersey 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, momondo users made 832,500 searches. Data last updated April 20, 2026.
Use the filters below to find and compare flights from Trenton, New Jersey to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Tue 6/2

8:31 pm-10:41 am

1 stop17h 10m

San Francisco

Wed 6/3

8:44 pm-7:46 pm

1 stop20h 02m

$230

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Wed 6/3

8:31 pm-10:41 am

1 stop17h 10m

San Francisco

Sun 6/7

8:44 pm-10:17 am

1 stop10h 33m

$250
Quickest round-trip

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Sat 6/6

9:48 pm-10:41 am

1 stop15h 53m

San Francisco

Tue 6/9

8:51 pm-9:57 am

1 stop10h 06m

$255

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Thu 6/4

8:31 pm-10:41 am

1 stop17h 10m

San Francisco

Sun 6/7

8:44 pm-10:17 am

1 stop10h 33m

$270

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Thu 6/4

10:27 am-10:41 am

1 stop27h 14m

San Francisco

Sun 6/7

8:44 pm-10:17 am

1 stop10h 33m

$276

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Mon 7/20

10:32 am-10:29 am

1 stop26h 57m

San Francisco

Thu 7/23

8:51 pm-7:48 pm

1 stop19h 57m

$281

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Tue 6/16

8:33 pm-10:34 am

1 stop17h 01m

San Francisco

Tue 6/23

8:51 pm-9:57 am

1 stop10h 06m

$290

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Mon 7/20

10:32 am-10:29 am

1 stop26h 57m

San Francisco

Wed 7/22

8:51 pm-9:47 am

1 stop9h 56m

$301

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Tue 6/30

8:33 pm-10:34 am

1 stop17h 01m

San Francisco

Mon 7/6

8:51 pm-9:47 am

1 stop9h 56m

$314

TrentonSan Francisco

TTN - SFO

TTNSFO

Trenton-Mercer

Wed 7/29

8:33 pm-10:29 am

1 stop16h 56m

San Francisco

Mon 8/3

8:51 pm-9:47 am

1 stop9h 56m

$315

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Trenton, New Jersey to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Trenton, New Jersey to San Francisco is on a Thursday when prices can be found for as low as $414. The most expensive day to fly to San Francisco is Sunday, with ticket prices averaging around $584.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Trenton, New Jersey to San Francisco flights are usually those with departure times in the evening. Our users have found flights to San Francisco in the evening for as low as $409. Flights in the afternoon are often more expensive with an average ticket price of $500.

When to book flights from Trenton, New Jersey to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Trenton, New Jersey to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Trenton, New Jersey to San Francisco (TTN to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Trenton, New Jersey to San Francisco

Fastest flight time

16h 56m

Direct flights

None
The fastest flight from Trenton, New Jersey to San Francisco takes 16h 56m
There are no direct flights from Trenton, New Jersey to San Francisco. There are no popular flight routes from Trenton, New Jersey to San Francisco.
Search flight deals

Frequently asked questions about flying from Trenton, New Jersey to San Francisco

  • How far is Trenton-Mercer to San Francisco by plane?

    There are 2531.1 mi between Trenton-Mercer and San Francisco. 16h 56m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Trenton-Mercer Airport to San Francisco Airport?

    Prices for flights from Trenton-Mercer Airport to San Francisco Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Trenton-Mercer Airport to San Francisco Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Trenton-Mercer Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Walnut Creek
Roseville
Hayward
Santa Clara
Berkeley
Fremont
Vallejo
Big Sur
Calistoga
Daly City
Salinas
South San Francisco
Sunnyvale
Milpitas
Pacific Grove

Why use momondo?

Why should I use momondo to find a flight deal from Trenton to San Francisco?

Finding the right flight to San Francisco from Trenton is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Francisco quick and easy, saving you time and money.

Can I find flights from Trenton to San Francisco with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Francisco from Trenton with this policy.

How can momondo help me find flights from Trenton to San Francisco?

Once you have performed a search for Trenton to San Francisco flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Trenton to San Francisco right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Trenton to San Francisco now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to San Francisco and let you know when they change.

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