Cheap flights from Trenton to San Francisco (TTN - SFO)

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How to find the cheapest flight from
Trenton (TTN) to San Francisco (SFO)

All the information you need to plan the best TTN to SFO flight in 2021: compare Trenton to San Francisco flight prices with the expected peak season, weather and rainfall in San Francisco.
What is the cheapest day to fly round-trip from Trenton to San Francisco?

Flying to your destination on a Thursday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to San Francisco. Check prices with Cheapflights to find a great deal for your trip.

How far in advance should I book a flight from Trenton to San Francisco?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 35 days in advance, which can save you up to 7% on flights from Trenton to San Francisco compared to booking the week you need them. Waiting 35 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $99. For sooner than that we have options available in the next 3 days from $105.

What is the cheapest month to fly from Trenton to San Francisco?

August can be a great time to fly to San Francisco from Trenton with a flight ticket averaging about $108. Cheapflights users have found deals in the month of August for as cheap as $48. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from Trenton to San Francisco (TTN - SFO)?

When flying from Trenton to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap flights from Trenton to San Francisco in May, June 2021

The best prices found for TTN to SFO flights for May, June
16 Jun - 22 Jun
$384pp
TTN
Trenton Trenton-Mercer
Frontier
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Frontier
 
1 STOP
TTN
Trenton Trenton-Mercer
16 Jun - 21 Jun
$422pp
TTN
Trenton Trenton-Mercer
Frontier
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Frontier
   
2 STOPS
TTN
Trenton Trenton-Mercer
4 Jun - 17 Jun
$426pp
TTN
Trenton Trenton-Mercer
Multiple Airlines
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Frontier
   
2 STOPS
TTN
Trenton Trenton-Mercer

Trenton to San Francisco 2021 flight deals

Cheap flights to San Francisco from Trenton found for this year
16 Jun - 22 Jun
$384pp
TTN
Trenton Trenton-Mercer
Frontier
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Frontier
 
1 STOP
TTN
Trenton Trenton-Mercer
16 Jun - 21 Jun
$422pp
TTN
Trenton Trenton-Mercer
Frontier
 
1 STOP
SFO
San Francisco
SFO
San Francisco
Frontier
   
2 STOPS
TTN
Trenton Trenton-Mercer
4 Jun - 17 Jun
$426pp
TTN
Trenton Trenton-Mercer
Multiple Airlines
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Frontier
   
2 STOPS
TTN
Trenton Trenton-Mercer

Last minute flights from Trenton to San Francisco

Late deals on round-trip flights to San Francisco from Trenton, departing today and this week
24 May - 31 May
$475pp
TTN
Trenton Trenton-Mercer
Multiple Airlines
     
3 STOPS
SFO
San Francisco
SFO
San Francisco
Multiple Airlines
     
3 STOPS
TTN
Trenton Trenton-Mercer
24 May - 31 May
$477pp
TTN
Trenton Trenton-Mercer
Multiple Airlines
   
2 STOPS
SFO
San Francisco
SFO
San Francisco
Multiple Airlines
     
3 STOPS
TTN
Trenton Trenton-Mercer
24 May - 31 May
$479pp
TTN
Trenton Trenton-Mercer
Multiple Airlines
     
3 STOPS
SFO
San Francisco
SFO
San Francisco
Multiple Airlines
 
1 STOP
TTN
Trenton Trenton-Mercer

One-way flights to San Francisco from Trenton

The cheapest one-way flights from Trenton to San Francisco
2:15 pm - 2:33 pm
Volaris
3 Stops
27h 18m
TTN - SFO
Volaris
$607
Gotogate
2:15 pm - 2:33 pm
Volaris
3 Stops
27h 18m
TTN - SFO
Volaris
$632
AirfareAssist

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Trenton</span> to <span class="emphasized">San Francisco</span> flights.

Flight FAQs

From Trenton to San Francisco

Are flight prices decreasing from Trenton to San Francisco due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Trenton and San Francisco for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from Trenton Trenton-Mercer to San Francisco have flexible cancellations due to COVID-19?

American Airlines and Frontier are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Trenton to San Francisco for under $400 on Cheapflights?

Yes, there are multiple flights from Trenton to San Francisco for under $400. The cheapest flight booked recently is on Frontier for just $384, but on average you can expect to pay $453.

Are there nonstop flights from Trenton to San Francisco for under $400 on Cheapflights?

There are no nonstop flights from Trenton to San Francisco, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from Trenton to San Francisco for under $500?

There are currently 4+ open flights from Trenton to San Francisco within the next 7 days for less than $500.

What days are nonstop flights available from Trenton to San Francisco?

Nonstop flights can be found on the following days: Tuesday.

Does it rain more in Trenton or San Francisco?

Expected rainfall in Trenton is less than in San Francisco. You can expect this to be the case over the next 16 days.

Is Trenton weather warmer or cooler than San Francisco?

Expect the weather to be around 88 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in San Francisco is generally colder than in Trenton.

How long is the flight from Trenton to San Francisco?

A quick flight from Trenton to San Francisco can take about 17h 43m. Frontier provides one of the quickest options available for as low as $440.

What is the cheapest airline to fly from Trenton to San Francisco round-trip?

Flying on Frontier is currently your cheapest option to San Francisco, with prices starting at $384.

What are the cheapest airlines to fly from Trenton to San Francisco one-way?

For one-way options, check prices for Volaris. According to our data, you can fly for as low as $607.

Alternative routes for Trenton to San Francisco

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

Destination information for San Francisco

Things to know before you go - useful duration and weather info for your trip from Trenton to San Francisco.
Average temperature for May in San Francisco
69.8 °F
Avg rainfall for May in San Francisco
0.6 ″

Airports servicing Trenton

Airports servicing San Francisco

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