San FranciscoPhnom Penh, Cambodia

Flights from San Francisco to Phnom Penh

Fares, airlines, flight time and both airports for SFOPNH.

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About 16h 20m flying time
12,663 kmdistance
~16h 20mflying time
Ultra long-haulroute

Route snapshot: San Francisco to Phnom Penh

San Francisco (SFO) to Phnom Penh (PNH) is 12,663 km in a straight line, the equivalent of about 16h 20m in the air; we have not seen a nonstop fare on this pair.

Check fares, see which airlines fly this route, and sort out airports, visas, and what to do at the destination — all before you book.

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Why travelers watch this route

Fares seen

We have no recent fare for SFOPNH. Search the route for today's prices.

Seasonality

Phnom Penh demand usually strengthens around November – March, which can push fares higher on this corridor.

Who flies it

We have not confirmed a nonstop carrier on SFOPNH; most travellers connect through a hub.

Airlines flying San Francisco to Phnom Penh

We have not confirmed which airlines fly SFOPNH nonstop. Search the route to see every carrier selling it today, including connections.

San FranciscoPhnom Penh route intelligence

Updated analysis of the SFOPNH corridor — distance, fares, timing, and connecting options.

Route class
Ultra-long-haul
Distance
12,663 km
Flight time
15h 45m
Fares from
$600 – $1600

Route profile

San Francisco (SFO) to Phnom Penh (PNH) is a ultra-long-haul corridor spanning approximately 12,663 km, with typical block time around 15h 45m. Published fares cluster between $600 and $1600 in economy. Ultra long-haul.

Best time to book

Ultra-long-haul corridors reward early planners — fares are softest 12-16 weeks before departure. Premium-cabin awards open ~330 days out.

Demand-spike calendar: Khmer New Year (mid-April) sees domestic Cambodian fares drop but Angkor-bound foreign demand surges Nov-Feb. Pchum Ben (late September) creates a short domestic spike.

Connecting hubs to compare

If a nonstop on the SFOPNH corridor is sold out or overpriced, one-stop itineraries through Tokyo (NRT), Seoul (ICN), Hong Kong (HKG) and Taipei (TPE) are typically the strongest alternatives — often 20-40% cheaper than nonstop, with 3-12 hours added to total journey time.

Visa & arrival

Passport-validity and visa requirements differ between and Cambodia — most arriving travellers need at least six months of remaining passport validity. Check AirConnect's visa checker for your nationality before booking, especially if you plan to connect through a third country en route.

Best time to fly to Phnom Penh

Based on weather and travel conditions in Cambodia

Jan
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Best monthsGoodAvoid if possible

The cool dry season (November–March) is peak time, especially for Angkor Wat. April is extremely hot. The green season (May–October) sees rain but fewer crowds and lower prices.

Peak season: November – March

Direct & Connecting Flights

We have not seen a nonstop fare between San Francisco (SFO) and Phnom Penh (PNH), so most itineraries connect through a hub.

Fares & Price Guide

No recent fare is recorded for SFO–PNH. Set a fare alert to be told when prices are found.

About Phnom Penh, Cambodia

Flights arrive at Phnom Penh International Airport (PNH). Best visited during November – March. See the destination guide for hotels, visa requirements and travel tips.

Plan this route beyond the fare

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Frequently asked questions — San Francisco to Phnom Penh flights

Ready to book SFOPNH?

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