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Cheap flights from Ulaanbaatar to San Francisco from £1,057

UBN — SFO
24 Nov — 1 Dec1
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

Wed 23/1214:50 -
1 stop22h 25m
Sat 30/122:55 -
1 stop34h 15m
Deal found 20/10£1,057
Wed 23/1214:50 -
1 stop22h 25m
Sun 24/111:25 -
1 stop21h 45m
Deal found 20/10£1,079
Mon 21/1214:50 -
1 stop34h 55m
Sat 30/122:55 -
1 stop34h 15m
Deal found 20/10£1,086
Wed 23/1212:25 -
2 stops25h 43m
Thu 28/106:05 -
2 stops36h 20m
Deal found 20/10£1,095
Wed 23/1212:25 -
2 stops25h 43m
Sun 21/217:00 -
2 stops49h 25m
Deal found 21/10£1,107
Mon 21/1212:25 -
2 stops25h 43m
Sun 24/120:05 -
2 stops46h 20m
Deal found 20/10£1,108
Mon 21/1214:50 -
1 stop34h 55m
Sun 24/111:25 -
1 stop21h 45m
Deal found 20/10£1,109
Sun 20/1212:25 -
2 stops25h 43m
Mon 25/106:05 -
2 stops36h 20m
Deal found 20/10£1,114
Fri 25/1212:25 -
2 stops26h 01m
Sun 24/116:45 -
2 stops49h 40m
Deal found 20/10£1,126
Sun 20/1212:25 -
2 stops25h 43m
Sun 24/113:05 -
2 stops53h 20m
Deal found 20/10£1,127
Sun 20/1212:25 -
2 stops25h 43m
Sat 30/106:05 -
2 stops36h 20m
Deal found 20/10£1,133
Sat 26/1207:15 -
1 stop30h 00m
Tue 26/111:25 -
1 stop21h 45m
Deal found 20/10£1,154

Find flight deals from Ulaanbaatar to San Francisco

Round-trip from

£1,057

Popular in

April

Cheapest in

November

Average price

£1,006
MIAT Mongolian
  • MIAT Mongolian
  • 20/12-26/1
  • 2 total stops
  • 51h 45m total
  • Ulaanbaatar to San Francisco
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£74 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 October 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.

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Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Wed 23/12

14:50-21:15

1 stop22h 25m

San Francisco

Sat 30/1

22:55-01:10

1 stop34h 15m

£1,057

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Sun 20/12

12:25-22:08

2 stops25h 43m

San Francisco

Mon 25/1

06:05-10:25

2 stops36h 20m

£1,114

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Fri 25/12

12:25-17:35

2 stops21h 10m

San Francisco

Wed 27/1

06:05-10:25

2 stops36h 20m

£1,114

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Sun 20/12

12:25-22:08

2 stops25h 43m

San Francisco

Wed 27/1

06:05-10:25

2 stops36h 20m

£1,114

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Thu 24/12

12:25-09:43

2 stops37h 18m

San Francisco

Mon 25/1

11:45-10:25

1 stop30h 40m

£1,225

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Thu 24/12

12:25-13:26

2 stops41h 01m

San Francisco

Tue 26/1

16:15-10:25

2 stops26h 10m

£1,234

UlaanbaatarSan Francisco

UBN Ulaanbaatar Chinggis Khaan - SFO San Francisco

UBNSFO

Ulaanbaatar Chinggis Khaan

Thu 24/12

15:15-21:28

3 stops70h 13m

San Francisco

Sat 9/1

15:00-14:15

2 stops55h 15m

£1,694

Flights are sorted by cheapest return flights first.

Deals found on 20/10

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 £758). Flying from Ulaanbaatar to San Francisco in April is currently the most expensive (average of £1,156). 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 MIAT Mongolian and Delta fly from Ulaanbaatar to San Francisco in about 22h 25m. The time it takes to get you to your destination can typically vary by up to 3h 18m. 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 £758). Flying from Ulaanbaatar to San Francisco in April is currently the most expensive (average of £1,156). 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
San Bruno
Santa Cruz
Roseville
Newark
Sunnyvale
Bodega Bay

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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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