What are the cheapest airlines flying from Ulaanbaatar to San Francisco round-trip?

Cheapflights users have booked flights from Ulaanbaatar to San Francisco round-trip from $977. Other airlines that can offer you cheap pricing are Korean Air, from $1,066, and MIAT Mongolian, from $1,210. Asiana Airlines is 18% cheaper than the average price of flights available within the next 90 days to this destination.

What is the cheapest day to fly from Ulaanbaatar to San Francisco?

Travelers seeking maximum savings on their Ulaanbaatar to San Francisco flight should consider departing on Monday at noon when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

What are the most popular airlines that fly from Ulaanbaatar to San Francisco?

The most popular airlines flying from Ulaanbaatar to San Francisco are Korean Air, MIAT Mongolian and Asiana Airlines. Something to consider prior to booking your flight.

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 vacation 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.

Find Flights from Ulaanbaatar to San Francisco

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Ulaanbaatar to San Francisco with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ulaanbaatar to San Francisco

Popular in	August
Cheapest in	October
Average price	$1,243

Highest demand for flights based on searches. 8% potential increase in price ($112 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

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 round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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, January is the cheapest month in which you can book a flight from Ulaanbaatar to San Francisco (average of $276). Flying from Ulaanbaatar to San Francisco in June is currently the most expensive (average of $357). 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.

What is the cheapest time of day to fly from UBN to SFO?

When flying from Ulaanbaatar to San Francisco, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 21% versus a flight in the morning.

Reviews of airlines servicing San Francisco

Read reviews from past customers who have flown Korean Air and Asiana Airlines from Ulaanbaatar to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Korean Air

8.4

Very good

1,140 reviews

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Korean Air

8.4

Very good

1,140 reviews

Korean Air

8.4

Very good

1,140 reviews

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Asiana Airlines

8.2

Very good

481 reviews

Korean Air

8.4

Very good

1,140 reviews

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Related info for your journey

What are the cheapest airlines flying from Ulaanbaatar to San Francisco round-trip?
Cheapflights users have booked flights from Ulaanbaatar to San Francisco round-trip from $977. Other airlines that can offer you cheap pricing are Korean Air, from $1,066, and MIAT Mongolian, from $1,210. Asiana Airlines is 18% cheaper than the average price of flights available within the next 90 days to this destination.
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 vacation 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, January is the cheapest month in which you can book a flight from Ulaanbaatar to San Francisco (average of $276). Flying from Ulaanbaatar to San Francisco in June is currently the most expensive (average of $357). 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

Roseville

Santa Cruz

Livermore

South San Francisco

Turlock

Antioch

Watsonville

Santa Clara

Manteca

Sunnyvale

Hollister

Vacaville

Foster City

Union City

Vallejo

Burlingame

Redwood City

San Mateo

San Leandro

Lathrop

Browse thousands of different options on Cheapflights for your next trip

Top 3 airlines flying from Ulaanbaatar to San Francisco

Airline	Cheapest	Average	Flexibility	On-time
Asiana Airlines	Cheapest$977	Average$1,070	FlexibilityNo cancel fee	On-time76%
Korean Air	Cheapest$1,066	Average$1,245	FlexibilityNo cancel fee	On-time81%
MIAT Mongolian	Cheapest$1,210	Average$1,300	FlexibilityNo cancel fee	On-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ulaanbaatar (UBN) to San Francisco (SFO)

Find cheap flights from Ulaanbaatar to San Francisco with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Ulaanbaatar to San Francisco

Popular in

Cheapest in

Average price

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.

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?

What is the cheapest time of day to fly from UBN to SFO?

Reviews of airlines servicing San Francisco

Read reviews from past customers who have flown Korean Air and Asiana Airlines from Ulaanbaatar to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Ulaanbaatar to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Ulaanbaatar to San Francisco round-trip?

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

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

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

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

Traveling to a place near San Francisco?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ulaanbaatar to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Ulaanbaatar to San Francisco

100% Free

Book with Flexibility

Travel Smart