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International route

Cheap flights from San Francisco to Osaka

San Francisco International Airport (SFO) to Kansai International Airport (KIX). 5,400 miles, 11h 15m nonstop.

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SFO to KIX at a glance

Computed from airline schedules and the fares we track for this route. Refreshed several times a day.

Distance
5,400 milesgreat-circle
Typical flight time
11h 15mnonstop, gate to gate
Nonstop airlines
JL1 airlineJapan
Nonstop flights per day
1all airlines combined
Cheapest month
January 2027over the next six months
Best day to fly
Wednesday19% less than Sunday
Time difference
16h aheadOsaka vs San Francisco

San Francisco to Osaka

Round trips from $391

Per traveler, taxes and fees included. Lowest fare we found departs Wed, Jan 27.

Cheapest month: January 2027

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San Francisco to Osaka fares by month

Lowest round-trip economy fare per traveler in each of the next six months, taxes and fees included. Select a month to search that date.

  1. September 2026from Wed, Sep 30$503
  2. October 2026from Wed, Oct 7$435
  3. November 2026from Wed, Nov 11$428
  4. December 2026from Tue, Dec 1$420
  5. January 2027from Wed, Jan 27$391
  6. February 2027from Tue, Feb 9$394

Airlines flying San Francisco to Osaka

1 airline flies nonstop with 1 departures a day combined, plus 6 more with one stop.

Connecting options

Hubs where one airline can carry you on both legs, most choices first.

Which airport should I use?

San Francisco has 3 airports. Fares can differ by $50 to $150 round trip between them, so check the alternatives before you book.

Other departure airports near San Francisco

Tips for this route

  • Only Japan flies this route nonstop, which keeps nonstop fares firm. A one-stop itinerary through TPE or HND is usually cheaper if you can spare the extra three to five hours.
  • January 2027 is the cheapest month to fly over the next six months, with round trips from $391; September 2026 is the most expensive at $503 and up, a difference of $112 per traveler.
  • Departing on a Wednesday averages 19% less than a Sunday on this route. If your dates are flexible, shift the outbound by a day or two and check the calendar view before you book.
  • Book 2 to 5 months ahead for the best fares; long-haul seats sell out earliest for summer and holiday travel.
  • Osaka is 16 hours ahead of San Francisco. Expect to lose 16 hours on the clock heading east, so an overnight or late-afternoon departure tends to arrive at a more usable hour.
Flying the other way? Osaka to San FranciscoFares, airlines and tips for KIX to SFO.

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San Francisco to Osaka: common questions

How long is the flight from San Francisco to Osaka?

A nonstop flight from San Francisco (SFO) to Osaka (KIX) takes about 11h 15m gate to gate, covering 5,400 miles. Connecting itineraries add the layover, typically 2 to 5 hours more in total.

Which airlines fly nonstop from SFO to KIX?

Japan Airlines operates nonstop flights from San Francisco (SFO) to Osaka (KIX), with 1 nonstop departure a day between them. One-stop options connect through TPE, HND and NRT.

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

Over the next six months, January 2027 has the lowest round-trip fares from San Francisco (SFO) to Osaka (KIX), starting at $391 per traveler including taxes and fees. Within any month, Wednesday departures average the lowest prices.

How far in advance should I book San Francisco to Osaka flights?

Book 2 to 5 months ahead for the best fares; long-haul seats sell out earliest for summer and holiday travel. Air1 Tickets includes free cancellation within 24 hours of booking on every fare, so you can lock in a good price and keep looking.

What is the time difference between San Francisco and Osaka?

Osaka is 16 hours ahead of San Francisco. SFO is on America/Los Angeles time and KIX on Asia/Tokyo time. Departure and arrival times in search results are always shown in local time at each airport.

Related routes

Other popular city pairs from the same departure city and to the same destination, with the lowest round-trip fares we found.

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