Cheap flights from San Francisco (SFO) to Siem Reap (REP)

SFO — REP
Jan 31 — Feb 71

The best prices from San Francisco to Siem Reap are usually found in March or February, booked 60 days in advance, depart on a Wednesday or Friday and return on a Monday

How to find the cheapest flight from San Francisco (SFO) to Siem Reap (REP)

All the information you need to plan the best SFO to REP flight in 2023: compare San Francisco to Siem Reap flight prices with the expected peak season, weather and rainfall in Siem Reap.

SFO - REP

Price

$963 - $2,170

REP

Temperature

75.2 - 84.2 °F

REP

Rainfall

0 - 10.2 inches

Popular inMayHigh demand for flights, 36% potential price rise
Cheapest inMarchBest time to find cheap flights, 31% potential price drop
Round-trip from$963From San Francisco to Siem Reap
One-way from$734One-way flight from San Francisco to Siem Reap

What is the cheapest day to fly round-trip from San Francisco to Siem Reap?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 37% on your flight compared to booking on days when demand is much higher.

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

To save up to 29% on this flight, we recommend booking at least 61 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from San Francisco to Siem Reap from $1,662 1-2 weeks out and tickets from $1,814 for flights departing within the next 72 hours.

What is the cheapest month to fly from San Francisco to Siem Reap?

The best pricing can be found in the month of March. Prices to Siem Reap from San Francisco average $1,395. You can even find prices in March for less than $1,395, as users have found deals to Siem Reap from as low as $960. The month of May appears to be one of the more expensive times to travel to Siem Reap from San Francisco. Flying in the targeted month can save you up to 55%.

When is the cheapest time to fly from San Francisco to Siem Reap (SFO - REP)?

One of the essential ways to save on airfare from San Francisco to Siem Reap is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 26% on airfare.

Cheap flights from San Francisco to Siem Reap in January, February 2023

The best prices found for SFO to REP flights for January, February
Feb 24 - Mar 3
SFO

San Francisco

REP

Siem Reap

1 stop

33h 15m
REP

Siem Reap

SFO

San Francisco

2 stops

37h 55m
$1,383

Multiple Airlines

Pick Dates

Deal found 1/25

Feb 24 - Mar 3
SFO

San Francisco

REP

Siem Reap

1 stop

33h 15m
REP

Siem Reap

SFO

San Francisco

2 stops

25h 37m
$1,403

Singapore Airlines

Pick Dates

Deal found 1/25

Feb 22 - Mar 7
SFO

San Francisco

REP

Siem Reap

2 stops

24h 05m
REP

Siem Reap

SFO

San Francisco

2 stops

34h 50m
$1,404

Multiple Airlines

Pick Dates

Deal found 1/25

San Francisco to Siem Reap 2023 flight deals

Cheap flights to Siem Reap from San Francisco found for this year
Sep 12 - Sep 22
SFO

San Francisco

REP

Siem Reap

1 stop

32h 20m
REP

Siem Reap

SFO

San Francisco

1 stop

37h 00m
$980

Singapore Airlines

Pick Dates

Deal found 1/25

Sep 12 - Sep 22
SFO

San Francisco

REP

Siem Reap

1 stop

32h 20m
REP

Siem Reap

SFO

San Francisco

2 stops

45h 08m
$995

Multiple Airlines

Pick Dates

Deal found 1/25

May 4 - Oct 3
SFO

San Francisco

REP

Siem Reap

1 stop

37h 35m
REP

Siem Reap

SFO

San Francisco

1 stop

31h 30m
$998

Singapore Airlines

Pick Dates

Deal found 1/25

Cheap Singapore Airlines flights from San Francisco to Siem Reap

May 4 - Oct 3
SFO

San Francisco

REP

Siem Reap

1 stop

37h 35m
REP

Siem Reap

SFO

San Francisco

1 stop

31h 30m
$998

Singapore Airlines

Pick Dates

Deal found 1/25

May 2 - Oct 4
SFO

San Francisco

REP

Siem Reap

1 stop

37h 35m
REP

Siem Reap

SFO

San Francisco

1 stop

37h 00m
$999

Singapore Airlines

Pick Dates

Deal found 1/25

May 5 - Oct 4
SFO

San Francisco

REP

Siem Reap

1 stop

32h 20m
REP

Siem Reap

SFO

San Francisco

1 stop

37h 00m
$1,020

Singapore Airlines

Pick Dates

Deal found 1/25

Last minute flights from San Francisco to Siem Reap

Late deals on return flights to Siem Reap from San Francisco, departing today and this week
Feb 4 - Jul 10
SFO

San Francisco

REP

Siem Reap

2 stops

28h 00m
REP

Siem Reap

SFO

San Francisco

2 stops

32h 45m
$1,892

Multiple Airlines

Pick Dates

Deal found 1/23

Feb 5 - Jul 10
SFO

San Francisco

REP

Siem Reap

2 stops

61h 25m
REP

Siem Reap

SFO

San Francisco

2 stops

56h 20m
$2,174

Qatar Airways

Pick Dates

Deal found 1/23

Feb 5 - Jul 10
SFO

San Francisco

REP

Siem Reap

2 stops

36h 30m
REP

Siem Reap

SFO

San Francisco

1 stop

37h 00m
$2,467

Multiple Airlines

Pick Dates

Deal found 1/23

One-way flights to Siem Reap from San Francisco

The cheapest one-way flights from San Francisco to Siem Reap
May 8
SFO

San Francisco

REP

Siem Reap

1 stop

32h 20m
$610

Singapore Airlines

Pick Dates

Deal found 1/24

May 2
SFO

San Francisco

REP

Siem Reap

2 stops

22h 10m
$627

Multiple Airlines

Pick Dates

Deal found 1/24

May 1
SFO

San Francisco

REP

Siem Reap

1 stop

32h 20m
$634

Singapore Airlines

Pick Dates

Deal found 1/24

Reviews of Airlines Servicing Siem Reap

Singapore Airlines
8.0
Very good
203 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.9

Boarding

8.2

Food

7.6

Reviews

1 / 10

The flight was delayed.. Food was not enough and even some items were finished. There were no dental kit or socks given. The flight was very turbulent.

Singapore Airlines
8.0
Very good
203 reviews
Singapore Airlines
8.0
Very good
203 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.9

Boarding

8.2

Food

7.6

Reviews

1 / 10

The flight was delayed.. Food was not enough and even some items were finished. There were no dental kit or socks given. The flight was very turbulent.

Vietnam Airlines
6.0
Okay
3 reviews
Singapore Airlines
8.0
Very good
203 reviews

Comfort

8.0

Overall

8.0

Crew

8.6

Entertainment

7.9

Boarding

8.2

Food

7.6

Reviews

1 / 10

The flight was delayed.. Food was not enough and even some items were finished. There were no dental kit or socks given. The flight was very turbulent.

Related info for your journey

Useful info, stats and facts about San Francisco to Siem Reap flights.

Which airlines flying from San Francisco to Siem Reap have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Singapore Airlines, China Eastern, and Cathay Pacific flying from San Francisco to Siem Reap have implemented new flexible cancellation policies.

Can I find flights from San Francisco to Siem Reap for under $1,000 on Cheapflights?

Yes, there are multiple flights from San Francisco to Siem Reap for under $1,000. The cheapest flight booked recently is on Singapore Airlines for just $998, but on average you can expect to pay $1,102.

Are there last-minute flights available from San Francisco to Siem Reap for under $1,900?

There are currently 5+ open flights from San Francisco to Siem Reap within the next 7 days for less than $1,900.

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

Flying on Singapore Airlines is currently your cheapest option to Siem Reap, with prices starting at $998. This flight start at 28% lower than the current average price 3 months from now.

What are the most popular airlines that fly from San Francisco to Siem Reap?

Consider Cathay Pacific, China Southern or Juneyao Airlines when booking your flight. These represent the most popular airlines when flying from San Francisco to Siem Reap.

What are the cheapest flights from San Francisco to Siem Reap?

On average you can expect to pay $2,799 for a flight from San Francisco to Siem Reap. The cheapest flight overall is $626 while the most popular route, (San Francisco - Siem Reap) is currently priced at $970.

Alternative routes for San Francisco to Siem Reap

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

Top 5 airlines flying from San Francisco to Siem Reap

The chart below displays the airlines Cheapflights users traveling from San Francisco to Siem Reap choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
China SouthernCheapest$473Average$778FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search China Southern flights
China EasternCheapest$578Average$797FlexibilityNo cancel feeOn-time62%COVID-19 safety
Search China Eastern flights
Cathay PacificCheapest$719Average$1,025FlexibilityNo cancel feeOn-time72%COVID-19 safety
Search Cathay Pacific flights
Singapore AirlinesCheapest$934Average$1,319FlexibilityNo cancel feeOn-time81%COVID-19 safety
Search Singapore Airlines flights
Vietnam AirlinesCheapest$1,969Average$2,324FlexibilityNo cancel feeOn-time81%COVID-19 safety
Search Vietnam Airlines flights
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