S$140 Cheap Flights from Newark Liberty Intl. Airport to San Francisco

View S$140 flight on Wed, 13 Aug, 2025Opens in a new window

Popular airlines from Newark Liberty Intl. Airport (EWR) to San Francisco Intl. Airport (SFO)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Newark Liberty Intl. Airport to San Francisco (EWR-SFO)

Prices were available within the past 7 days and start at S$140 for one-way flights and S$321 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, 28 Aug - Sat, 6 Sep
EWR
New York
SFO
San Francisco
S$321 Return, found 5 hours ago
S$321
Return
found 5 hours ago
Select United flight, departing Thu, 28 Aug from New York to San Francisco, returning Sat, 6 Sep, priced at S$321 found 5 hours ago
Delta
Sat, 30 Aug - Sat, 6 Sep
EWR
New York
SFO
San Francisco
S$330 Return, found 14 hours ago
S$330
Return
found 14 hours ago
Select Delta flight, departing Sat, 30 Aug from New York to San Francisco, returning Sat, 6 Sep, priced at S$330 found 14 hours ago
American Airlines
Thu, 28 Aug - Sat, 6 Sep
EWR
New York
SFO
San Francisco
S$334 Return, found 5 hours ago
S$334
Return
found 5 hours ago
Select American Airlines flight, departing Thu, 28 Aug from New York to San Francisco, returning Sat, 6 Sep, priced at S$334 found 5 hours ago
Delta
Sun, 31 Aug - Sat, 6 Sep
EWR
New York
SFO
San Francisco
S$344 Return, found 22 hours ago
S$344
Return
found 22 hours ago
Select Delta flight, departing Sun, 31 Aug from New York to San Francisco, returning Sat, 6 Sep, priced at S$344 found 22 hours ago
Delta
Wed, 13 Aug - Tue, 19 Aug
EWR
New York
SFO
San Francisco
S$355 Return, found 6 days ago
S$355
Return
found 6 days ago
Select Delta flight, departing Wed, 13 Aug from New York to San Francisco, returning Tue, 19 Aug, priced at S$355 found 6 days ago
United
Thu, 28 Aug - Sat, 6 Sep
EWR
New York
SFO
San Francisco
S$361 Return, found 5 hours ago
S$361
Return
found 5 hours ago
Select United flight, departing Thu, 28 Aug from New York to San Francisco, returning Sat, 6 Sep, priced at S$361 found 5 hours ago
Delta
Mon, 22 Sep - Wed, 24 Sep
EWR
New York
SFO
San Francisco
S$369 Return, found 2 days ago
S$369
Return
found 2 days ago
Select Delta flight, departing Mon, 22 Sep from New York to San Francisco, returning Wed, 24 Sep, priced at S$369 found 2 days ago
Delta
Sun, 31 Aug - Sat, 6 Sep
EWR
New York
SFO
San Francisco
S$370 Return, found 22 hours ago
S$370
Return
found 22 hours ago
Select Delta flight, departing Sun, 31 Aug from New York to San Francisco, returning Sat, 6 Sep, priced at S$370 found 22 hours ago
United
Thu, 28 Aug - Sat, 6 Sep
EWR
New York
SFO
San Francisco
S$372 Return, found 5 hours ago
S$372
Return
found 5 hours ago
Select United flight, departing Thu, 28 Aug from New York to San Francisco, returning Sat, 6 Sep, priced at S$372 found 5 hours ago
United
Thu, 28 Aug - Sat, 6 Sep
EWR
New York
SFO
San Francisco
S$375 Return, found 5 hours ago
S$375
Return
found 5 hours ago
Select United flight, departing Thu, 28 Aug from New York to San Francisco, returning Sat, 6 Sep, priced at S$375 found 5 hours ago

Find the cheapest month to fly from New York (EWR) to San Francisco (SFO)

May is typically the cheapest month to fly

From S$253 - S$468 per traveller.

Graph displaying average flight prices per month

Newark Liberty Intl. Airport to San Francisco route information
Origin airport
Newark Liberty Intl. Airport
Destination airport
San Francisco Intl.
Airlines serving
American Airlines, Delta, United
Return price
S$321
Distance
4094 km
Average flight time
3 hours 7 mins

Flights from Newark to San Francisco

There are several airlines that operate frequent flights from Newark (EWR) to San Francisco (SFO) including

The earliest flight leaves Liberty Intl. Airport at 05:30 and arrives at San Francisco Intl. Airport at 01:02. The last flight of the day departs Newark at 22:05 and arrives at San Francisco at 23:54.

The flight distance from Newark to San Francisco is about 4140 km, the shortest flight is 05 hours 55 minutes with .

Expedia lets you search across the largest number of airlines and San Francisco flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Newark San Francisco flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Newark to San Francisco trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your San Francisco flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Newark to San Francisco with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Frequently asked questions

How much is a flight from EWR to San Francisco Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip flight from Liberty Intl. Airport (EWR) to San Francisco Intl. Airport (SFO) was S$321. Fares this cheap don't hang around, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Liberty Intl. Airport (EWR) to San Francisco Intl. Airport (SFO)?
The majority of flights can be conveniently cancelled online, but whether or not you incur a fee depends on your airline. If you do need to cancel your getaway, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Liberty Intl. Airport (EWR) to San Francisco Intl. Airport (SFO) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for EWR to San Francisco Intl. Airport (SFO) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from EWR to SFO?
The distance is around 4,100 kilometres. Travel pillow? Check. Toothbrush? Check. We suggest you pack all the essentials for this long-haul Newark to San Francisco flight.
Which airlines fly direct from Liberty Intl. Airport (EWR) to San Francisco Intl. Airport (SFO)?
United Airlines (UA) is the preferred option for many travellers. It operates 243 flights between EWR and San Francisco Airport each month. You could also take a look at fares with Alaska Airlines (AS). This carrier operates 60 flights a month between Newark and San Francisco.
Are EWR to San Francisco Airport flight tickets cheaper when they're purchased at the last minute?
Tickets from EWR to SFO are available up to 12 months prior to departure on Expedia. And although you may occasionally nab a great last-minute deal, it's never a sure thing. Also, booking your flights ahead of time means you'll have more choices — and you can avoid being wedged in the dreaded middle seat! We're constantly updating our fares to bring you the biggest bargains, so check back often for all the latest specials.

Explore a world of travel with Expedia

San Francisco Airports

San Jose

Newark Liberty Intl. Airport to Norman Y. Mineta San Jose Intl.
S$381.60

Oakland

Newark Liberty Intl. Airport Airports

New York

John F. Kennedy Intl. to San Francisco
S$232.90
LaGuardia to San Francisco
S$330.00
*Available to Expedia members.