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United · Route guide

San Francisco (SFO) to Tokyo Narita (NRT) with United

Everything you need to fly San Francisco to Tokyo: when to go, who flies it, what it costs, and how to land well.

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Airline

United

Aircraft

B777-200ER / B787-9

Service

2x daily

Region

Asia-Pacific

The route

The United service from San Francisco International Airport to Tokyo Narita is a cornerstone of transpacific travel, connecting the United States directly with Japan's primary international hub. This route is essential for travelers seeking efficient access to the Kanto region and beyond, offering a high-frequency schedule designed for both convenience and comfort.

United operates a high-frequency service between San Francisco (SFO) and Tokyo Narita (NRT) with twice-daily flights. Utilizing a mix of modern long-haul aircraft, the airline provides a consistent year-round link across the Pacific, catering to the significant demand for business and tourism between these two major global cities.

As a major hub-to-hub connection, this route allows for seamless transit through San Francisco for travelers originating across North America. For those landing in Tokyo Narita, it serves as a vital gateway for onward connections to Southeast Asia, Oceania, and domestic Japanese destinations.
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Airports

Taking off, touching down.

Check-in, security, connections and getting into town at both ends of the flight.

Departure

San Francisco International Airport (SFO)

SFO
Check-in
Check-in for United international flights is located in the International Terminal, typically in Area 3.
Security
Allow at least 3 hours for international security and passport control during peak morning departure windows.
Connections
Easily accessible from downtown San Francisco via the BART rail system or various shuttle services.
Arrival

Tokyo Narita International Airport (NRT)

NRT
On arrival
United flights generally arrive at Terminal 1, which houses a variety of shops and currency exchange offices.
Ground transport
The Narita Express (N'EX) and Skyliner provide the fastest rail connections to central Tokyo districts.
Planning ahead
Automated kiosks are available for completing customs declarations to speed up the exit process.
Timing & fares

When it flies, what it costs.

Schedule & reliability

Schedule
Flights generally depart SFO in the late morning and early afternoon.
Duration
Eastbound flights from Japan are significantly shorter due to tailwinds.
Seasonality
This is a year-round service with no major seasonal service interruptions.
Time zones
Tokyo is 16 hours ahead of San Francisco (standard time).

Fares & booking

Booking window
Monitor prices starting 6 months out; usually, prices stabilize 3 months before departure.
Cabin advice
United Polaris is highly recommended for this length of flight if the budget allows for lie-flat beds.
Peak pricing
Prices spike significantly during Japanese Golden Week (late April) and the Christmas holiday period.
  • For the best rates, book at least 4 months in advance of your travel date.
  • Consider mid-week departures to find more competitive economy fares.
  • Use the United mobile app to manage seat selections and meal preferences ahead of time.

Peak season

Late March to early April and late December.

Shoulder season

May to June and September to October.

Off-peak season

January and February.

Tours and experiences at either end

Vetted day trips and activities in Tokyo and San Francisco, through our travel partner.

Browse tours
When to fly

Best Time to Fly San Francisco to Tokyo

  1. 01

    Spring (March to May)

    Ideal for cherry blossom season, though flights and hotels should be booked far in advance.

  2. 02

    Autumn (September to November)

    Excellent weather and autumn foliage make this a popular and pleasant time to visit.

  3. 03

    Winter (January to February)

    Lowest demand period typically offers the best value for budget-conscious travelers.

Trip planning

Who this route suits best.

Business Travelers

Twice-daily service provides flexibility for corporate schedules between major tech and financial hubs.

Leisure Tourists

Direct access to Japan makes it the most convenient starting point for exploring the country.

Connecting Passengers

SFO and NRT are major hubs, making this a great link for travel between the US and Southeast Asia.

Connections & alternatives

Bangkok (BKK)

Narita serves as a primary connection point for travelers heading to Thailand.

Seoul (ICN)

Convenient short-haul connections are available from NRT to South Korea.

Singapore (SIN)

A common route for business travelers moving between North America and Singapore.

Field notes

Travel Tips for the San Francisco-Tokyo Route

Visa & entry

  • U.S. passport holders can enter Japan for tourism without a visa for stays up to 90 days.
  • Ensure your passport has at least six months of validity remaining from the date of entry.
  • Register on the Visit Japan Web portal before departure to streamline immigration and customs.

Airport transfers

  • The Narita Express is the most efficient way to reach Tokyo Station and Shinjuku.
  • Limousine Buses offer door-to-door service to many major hotels in Tokyo.
  • Private taxis are available but are very expensive due to the distance from the city center.

Baggage & transit

  • Standard international weight limits apply; ensure checked bags are under 50 lbs (23 kg) for Economy.
  • If connecting at NRT, luggage is typically checked through to the final destination unless otherwise specified.
  • Keep essential medications and a change of clothes in your carry-on for the long-haul flight.

Checklist

  • Valid passport and entry documentation
  • Universal power adapter (Japan uses Type A/B plugs)
  • Comfortable travel pillow for the transpacific flight
  • Pre-booked airport transfer or JR Pass
Carriers

Airlines Flying San Francisco to Tokyo

United

14 flights per week

Operated with a mix of Boeing 777 and 787-9 Dreamliner equipment.

FAQ

Common questions.

Straight answers about flying San Francisco to Tokyo.

How many times a day does United fly from SFO to NRT?

United typically operates two flights per day on this route year-round.

What aircraft are used on the San Francisco to Tokyo Narita route?

United primarily uses Boeing 777-200ER and Boeing 787-9 Dreamliner aircraft.

Which terminal does United use at Tokyo Narita?

United Airlines operates out of Terminal 1 at Tokyo Narita International Airport.

How long is the flight from San Francisco to Tokyo?

The flight time is approximately 11 hours and 15 minutes heading west, and about 9 hours and 30 minutes heading east.

Is United Polaris business class available on this route?

Yes, both the Boeing 777 and 787-9 aircraft used on this route feature United Polaris business class.

Keep exploring

Where to next.

Structured data verified

Airports

San Francisco (SFO) (SAN)Tokyo Narita Airport (NRT)San Francisco International AirportTokyo Narita International Airport

Countries & layovers

United StatesJapanSan Francisco layover guideTokyo layover guide

More on United

United Den AmsUnited Den CdgUnited Den CunUnited Den FraUnited Den KefUnited Den Lhr
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