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Ulaanbaatar, Mongolia
One way

Bangkok to Ulaanbaatar

1 stop · Seoul
22:45BKK → UBN11:10

9h 5m · 1 stop

2h 20m layover Seoul

฿13,780
Korean AirAir Premia

Exact-itinerary fare history

1% above tracked low

Route avg. ฿12,939

฿13,808฿13,692Sep 7Sep 9
First seen
฿13,692
Tracked low
฿13,692
Now
฿13,780
View one-way fare

Continue to secure booking

One-way itinerary

Outbound flight only

OutboundSeptember 25·Friday

22:45

BKK

1 stop
9h 5m

11:10

UBNGMT+8

  1. Air Premia
    BKK22:45ICN06:15
    5h 30m
  2. 2h 20m layover in Seoul
  3. Korean Air
    ICN08:35UBN11:10
    3h 35m

Baggage varies — check booking details.

Nearby one-way departures to Ulaanbaatar15 days around September 25, 2026
AvgMinp25–p75
฿12,000฿14,000฿16,000Sep 10Sep 16Sep 22Sep 28Oct 4Oct 10

Cheapest

฿10,540

Oct 6

Global average

฿12,939

All travel dates

September avg

฿12,944

Selected month

One-way price check

Compared only with historical one-way fares on this route

฿13,780
One-way low ฿8,794One-way high ฿17,324

Current fare

฿13,780

One-way average

฿12,939

This month

฿12,944

Deal score

17/100

Flexible Dates

One-way departures around your current date

Depart →
Sun
Sep 20
Mon
Sep 21
Tue
Sep 22
Wed
Sep 23
Thu
Sep 24
Fri
Sep 25
Sat
Sep 26
Sun
Sep 27
Mon
Sep 28
Tue
Sep 29
Wed
Sep 30
One way฿13,925฿11,065฿14,099฿11,590฿13,803
฿13,780
฿11,590฿12,116฿13,090฿12,886฿11,400

One-way price history

This itinerary’s recorded one-way fare over time

Sep 7 – Sep 9 · Price History
LowestHighest▲ 1% since Sep 7
฿13,850฿13,750฿13,650฿13,780Sep 7 06:55Sep 7 22:55Sep 8 14:56Sep 9 06:56

Ulaanbaatar

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FAQ about Ulaanbaatar

What is the cheapest flight from Bangkok to Ulaanbaatar?
The lowest currently observed flight from Bangkok to Ulaanbaatar is ฿8,794. Confirm the final itinerary total and availability before booking.
What is the average flight price from Bangkok to Ulaanbaatar?
The average price for flights from Bangkok to Ulaanbaatar is around ฿12,939. You can save up to 32% by booking the cheapest available deal.
When is the best time to fly from Bangkok to Ulaanbaatar?
Prices vary throughout the year. Use the month filter on this page to find the cheapest time to fly from Bangkok to Ulaanbaatar.
Are there direct flights from Bangkok to Ulaanbaatar?
Availability of direct flights depends on the season and airline. Use the "Direct" filter on our search page to find non-stop flights from Bangkok to Ulaanbaatar.
Do I need a visa to visit Ulaanbaatar, Mongolia?
Visa requirements depend on your nationality. We recommend checking with the embassy or consulate of Mongolia for the most up-to-date visa information before booking your flight.
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