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Cheap flights from Ulaanbaatar to San Francisco from £600

UBN — SFO
5 Oct — 12 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ulaanbaatar to San Francisco

Enter your travel dates to find the best prices.

Cheapest flights from Ulaanbaatar to San Francisco

Sat 3/1012:55 -
1 stop24h 45m
Sat 10/1013:00 -
1 stop43h 10m
Deal found 4/9£1,074
Mon 7/913:40 -
2 stops38h 55m
Mon 12/1016:35 -
3 stops39h 30m
Deal found 31/8£3,487

Find flight deals from Ulaanbaatar to San Francisco

Round-trip from

£1,001

One-way from

£600

Popular in

April

Cheapest in

November

Average price

£1,123
Asiana Airlines
  • Asiana Airlines
  • 16/1-23/1
  • 2 total stops
  • 62h 10m total
  • Ulaanbaatar to San Francisco
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United Airlines
  • United Airlines
  • 21/9-31/12
  • 1 total stop
  • 15h 40m total
  • Ulaanbaatar to San Francisco
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£78 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (£12 potential savings vs. average return price).
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Average for round-trip flights in September 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Ulaanbaatar to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Mon 21/9

09:55-22:55

2 stops28h 00m

San Francisco

Wed 31/12

00:00-15:00

Nonstop0h 00m

£608

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Fri 25/9

09:55-23:59

2 stops29h 04m

San Francisco

Wed 31/12

00:00-15:00

Nonstop0h 00m

£608

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Sat 16/1

00:25-14:30

1 stop30h 05m

San Francisco

Sat 23/1

23:00-23:05

1 stop32h 05m

£1,001

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Sat 3/10

12:55-22:40

1 stop24h 45m

San Francisco

Sat 10/10

13:00-23:10

1 stop43h 10m

£1,074

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Mon 11/1

00:25-14:30

1 stop30h 05m

San Francisco

Sat 23/1

23:00-23:05

1 stop32h 05m

£1,075

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Mon 11/1

00:25-14:30

1 stop30h 05m

San Francisco

Thu 21/1

23:00-23:05

1 stop32h 05m

£1,097

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Sat 16/1

00:25-14:30

1 stop30h 05m

San Francisco

Thu 21/1

23:00-23:05

1 stop32h 05m

£1,097

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Tue 6/10

06:20-22:40

1 stop31h 20m

San Francisco

Wed 31/12

00:00-15:00

Nonstop0h 00m

£3,174

Flights are sorted by cheapest return flights first.

Deals found on 3/9

Sorted by cheapest first

Best time to book a flight from Ulaanbaatar to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Ulaanbaatar with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Ulaanbaatar to San Francisco

What is the cheapest month to book a flight from Ulaanbaatar to San Francisco?

Currently, November is the cheapest month in which you can book a flight from Ulaanbaatar to San Francisco (average of £750). Flying from Ulaanbaatar to San Francisco in April is currently the most expensive (average of £1,144). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

  • How long is the flight from Ulaanbaatar to San Francisco?

    Airlines like Asiana Airlines and MIAT Mongolian fly from Ulaanbaatar to San Francisco in about 24h 45m. The time it takes to get you to your destination can typically vary by up to 5h 20m. There are 5808 mi between Ulaanbaatar and San Francisco. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Ulaanbaatar to San Francisco that include hotel bookings?

    Yes. In addition to deals on Ulaanbaatar to San Francisco flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ulaanbaatar to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ulaanbaatar to San Francisco.

  • Can I find deals for business class flights from Ulaanbaatar to San Francisco?

    Yes. Cheapflights offers flight deals from Ulaanbaatar to San Francisco by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ulaanbaatar to San Francisco?

    Currently, November is the cheapest month in which you can book a flight from Ulaanbaatar to San Francisco (average of £750). Flying from Ulaanbaatar to San Francisco in April is currently the most expensive (average of £1,144). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
San Bruno
Roseville
Newark
Bodega Bay
Sunnyvale
South San Francisco

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Cheapflights makes it easy to find Ulaanbaatar to San Francisco flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ulaanbaatar to San Francisco?

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