SFO - UBN

$421 Find Cheap Flights from San Francisco to Ulaanbaatar - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$1,016
Typical prices: $1,179-$1,683
Multiple Airlines
Sat 11/3Sat 11/10
SFO - UBN • 2 stops
Cheapest one-way
$421
Typical prices: $632-$883
Multiple Airlines
Thu 11/15
SFO - UBN • 1 stop
Nonstop flights
Not available
There are currently no direct flights between San Francisco and Ulaanbaatar. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
16 weeks
in advance
Our data shows that travelers who book at least 16 weeks in advance save around 38% compared to booking last minute.
Insights
Insights
When to travel
April
Cheapest • 51% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Incheon Intl (ICN)
Cheapest • Avg $1,485 (round-trip)
Tokyo Narita (NRT)
Shortest trip • 17h 39m (one-way)
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Insights
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Flight Deals
Booking Insights
Flight Deals

Cheap Flights from San Francisco to Ulaanbaatar (SFO-UBN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Francisco to Ulaanbaatar

Tue, Nov 3 - Tue, Nov 10
Multiple Airlines Logo
6:30 am - 2:15 pmSFO  San Francisco-UBN Ulaanbaatar Chinggis Khaan
39h 45m2 stops Vancouver Intl Incheon Intl
Multiple Airlines Logo
3:15 pm - 4:06 pmUBN  Ulaanbaatar Chinggis Khaan-SFO San Francisco
40h 51m2 stops Incheon Intl Vancouver Intl
$1,016Multiple Airlines
Thu, Nov 5 - Thu, Nov 12
Multiple Airlines Logo
2:45 pm - 2:15 pmSFO  San Francisco-UBN Ulaanbaatar Chinggis Khaan
55h 30m2 stops Vancouver Intl Incheon Intl
Multiple Airlines Logo
3:15 pm - 4:06 pmUBN  Ulaanbaatar Chinggis Khaan-SFO San Francisco
40h 51m2 stops Incheon Intl Vancouver Intl
$1,078Multiple Airlines
Mon, Feb 8 - Sun, Feb 21
Multiple Airlines Logo
3:20 pm - 2:40 amSFO  San Francisco-UBN Ulaanbaatar Chinggis Khaan
19h 20m1 stop Incheon Intl
Multiple Airlines Logo
7:45 am - 1:20 pmUBN  Ulaanbaatar Chinggis Khaan-SFO San Francisco
21h 35m1 stop Incheon Intl
$1,124Multiple Airlines
Mon, Feb 8 - Sun, Feb 21
Multiple Airlines Logo
2:45 pm - 2:15 pmSFO  San Francisco-UBN Ulaanbaatar Chinggis Khaan
55h 30m2 stops Vancouver Intl Incheon Intl
Multiple Airlines Logo
3:15 pm - 8:32 pmUBN  Ulaanbaatar Chinggis Khaan-SFO San Francisco
45h 17m2 stops Incheon Intl Vancouver Intl
$1,127Multiple Airlines
Wed, Mar 3 - Mon, Mar 15
MIAT Mongolian Logo
10:55 pm - 5:05 pmSFO  San Francisco-UBN Ulaanbaatar Chinggis Khaan
26h 10m1 stop Hong Kong Intl
MIAT Mongolian Logo
6:45 am - 10:15 pmUBN  Ulaanbaatar Chinggis Khaan-SFO San Francisco
30h 30m1 stop Hong Kong Intl
$1,171MIAT Mongolian
Wed, Feb 10 - Sat, Feb 20
Multiple Airlines Logo
3:20 pm - 10:25 amSFO  San Francisco-UBN Ulaanbaatar Chinggis Khaan
27h 05m1 stop Incheon Intl
Multiple Airlines Logo
12:25 am - 1:20 pmUBN  Ulaanbaatar Chinggis Khaan-SFO San Francisco
28h 55m1 stop Incheon Intl
$1,179Multiple Airlines
Tue, Nov 3 - Tue, Nov 10
Multiple Airlines Logo
11:45 am - 2:15 pmSFO  San Francisco-UBN Ulaanbaatar Chinggis Khaan
34h 30m1 stop Incheon Intl
Multiple Airlines Logo
3:15 pm - 9:35 amUBN  Ulaanbaatar Chinggis Khaan-SFO San Francisco
34h 20m1 stop Incheon Intl
$1,199Multiple Airlines
Fri, Oct 16 - Fri, Oct 23
MIAT Mongolian Logo
1:00 pm - 4:45 pmSFO  San Francisco-UBN Ulaanbaatar Chinggis Khaan
36h 45m1 stop Hong Kong Intl
MIAT Mongolian Logo
6:20 am - 10:55 amUBN  Ulaanbaatar Chinggis Khaan-SFO San Francisco
19h 35m1 stop Hong Kong Intl
$1,208MIAT Mongolian
Thu, Nov 5 - Thu, Nov 12
MIAT Mongolian Logo
10:55 pm - 5:05 pmSFO  San Francisco-UBN Ulaanbaatar Chinggis Khaan
26h 10m1 stop Hong Kong Intl
MIAT Mongolian Logo
6:45 am - 8:55 pmUBN  Ulaanbaatar Chinggis Khaan-SFO San Francisco
30h 10m1 stop Hong Kong Intl
$1,276MIAT Mongolian
Fri, Oct 16 - Fri, Oct 23
Multiple Airlines Logo
1:00 pm - 4:45 pmSFO  San Francisco-UBN Ulaanbaatar Chinggis Khaan
36h 45m1 stop Hong Kong Intl
Multiple Airlines Logo
1:00 pm - 6:01 pmUBN  Ulaanbaatar Chinggis Khaan-SFO San Francisco
20h 01m2 stops Incheon Intl Seattle/Tacoma Intl
$1,292Multiple Airlines
Booking Insights

Price, demand and travel trends for San Francisco to Ulaanbaatar flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from San Francisco to Ulaanbaatar with more confidence.

What's the cheapest day of the week to fly from San Francisco to Ulaanbaatar?

Monday is the cheapest day of the week to fly from San Francisco to Ulaanbaatar, it is 10% cheaper than the average day. Tuesday is the most expensive day with flight prices 16% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

•April is the cheapest month to fly from San Francisco to Ulaanbaatar at $700 round-trip.
•December ($1,816) and June ($1,781) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 159% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from San Francisco to Ulaanbaatar the cheapest?

Flights from San Francisco to Ulaanbaatar are cheapest 16 weeks before departure. Booking in this window typically costs about 38% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for San Francisco to Ulaanbaatar flights

Low season

December

Cheapest flight

$421
Best time to beat the crowds but there is an average 26% increase in price.
Most popular time to fly with an average 24% increase in price.
Flight from San Francisco to Ulaanbaatar

When to book flights from San Francisco to Ulaanbaatar

Are your dates flexible? Find out the best times to travel from San Francisco to Ulaanbaatar based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your San Francisco to Ulaanbaatar flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • What cabin classes can I book on flights from San Francisco to Ulaanbaatar?

    Three cabin classes are available on flights from San Francisco to Ulaanbaatar:

    • Economy Class
    • Premium Economy Class
    • Business Class

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

    A nonstop flight from San Francisco to Ulaanbaatar takes 0h 00m, covering 5,808 miles.

  • Do I need a passport to fly from San Francisco to Ulaanbaatar?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a San Francisco to Ulaanbaatar flight?

    Round-trip flights from San Francisco to Ulaanbaatar range from $1,179 to $1,683, with an average of $1,441 over the past 12 months. Anything below $1,179 counts as a good deal.

  • How expensive are last-minute San Francisco to Ulaanbaatar flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 0% above the route average of $1,441. Book 16 weeks before departure for the lowest fares.

  • Have flight prices from San Francisco to Ulaanbaatar changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,016 to $5,952. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from San Francisco to Ulaanbaatar looking right now?

    One-way fares from San Francisco to Ulaanbaatar are currently lower than usual. Average one-way flight prices are about $549, which is 27% below the typical average for this route.

  • Which airports can I use when flying from San Francisco to Ulaanbaatar?

    Flights from San Francisco to Ulaanbaatar usually depart from San Francisco (SFO) and arrive at Ulaanbaatar Chinggis Khaan (UBN).

  • Which airports do connecting flights from San Francisco to Ulaanbaatar pass through?

    One-stop flights from San Francisco to Ulaanbaatar most commonly connect through:

    • Incheon Intl (ICN) - 46% of one-stop connections
    • Hong Kong Intl (HKG) - 46% of one-stop connections
    • Tokyo Narita (NRT) - 5% of one-stop connections
    • Istanbul (IST) - 3% of one-stop connections

    Incheon Intl (ICN) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from San Francisco to Ulaanbaatar?

    Yes. Being flexible with your travel dates can save you up to 22% on the San Francisco to Ulaanbaatar route. Monday is the cheapest departure day at $1,311 round-trip on average, while Tuesday is the most expensive at $1,677, a difference of $366. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from San Francisco to Ulaanbaatar?

    Flying via Tokyo Narita (NRT) gives the shortest average 1-stop total travel time at 17h 39m, compared with 26h 33m via Incheon Intl (ICN) and 26h 34m via Hong Kong Intl (HKG).

  • What is the time difference between San Francisco and Ulaanbaatar?

    Ulaanbaatar is 15 hours ahead of San Francisco (Ulaanbaatar Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking San Francisco to Ulaanbaatar flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Tuesday. On this route, Monday flights average $1,311 - about $366 less than Tuesday (22% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 16 weeks before you fly. On this route, that window historically saves about 38% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your San Francisco to Ulaanbaatar trip for April. Fares historically average $700 round-trip in that month - typically $1,116 less than the most expensive month, which is December (based on the last 12 months).

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