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Cheap flights from Seoul to Ulan-Ude

One-way from $350, found by travellers in the last 7 days. The live price is checked when you book.

Departure
Return
Prices for nearby dates
Wed, Dec 16Any priceThu, Dec 17Any priceFri, Dec 18Any priceSat, Dec 19$350Sun, Dec 20$374Mon, Dec 21Any priceTue, Dec 22Any priceWed, Dec 23$413

Cheapest one-way tickets

Recent finds on different dates, for 1 adult. Booking opens on Aviasales, which shows baggage, fare rules and the live price.

Cheapest
$350
Trinity Airways, flight TW 727Found 4 days ago, 1 adult
Check live price
6:30pmSeoulSat, Dec 19
Travel time 8h 30m, 3 stopsGMPUUD
2:00amUlan-UdeSun, Dec 20
$362
China Southern Airlines, flight CZ 318Found 3 days ago, 1 adult
Check live price
1:30pmSeoulTue, Oct 27
Travel time 6h 15m, 2 stopsGMPUUD
6:45pmUlan-UdeTue, Oct 27
$367
China Southern Airlines, flight CZ 318Found 2 days ago, 1 adult
Check live price
1:30pmSeoulSat, Dec 12
Travel time 6h 10m, 2 stopsGMPUUD
6:40pmUlan-UdeSat, Dec 12
$373
China Southern Airlines, flight CZ 316Found today, 1 adult
Check live price
9:25amSeoulSun, Dec 13
Travel time 6h 15m, 2 stopsICNUUD
2:40pmUlan-UdeSun, Dec 13
$374
Air China, flight CA 132Found today, 1 adult
Check live price
9:55pmSeoulSun, Dec 20
Travel time 6h 5m, 2 stopsICNUUD
3:00amUlan-UdeMon, Dec 21

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Price calendar

The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.

October 2026

MoTuWeThFrSaSu12345678910111213141516171819202122232425–26–27$36228–29–30–31–

November 2026

MoTuWeThFrSaSu1$5112–3–4–5–6–7–8–9–10–11–12–13–14–15$43016–17–18–19–20–21–22–23–24–25–26–27–28–29–30–

December 2026

MoTuWeThFrSaSu1–2–3–4–5–6–7–8–9–10–11–12$36713$37314$38915–16–17–18–19$35020$37421–22–23$4132425262728293031
$367 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Dec 19, $350.

Lowest fares by month

In the fares found this week, December has the lowest: from $350 one-way, against $727 in April 2027. Pick a month to see its cheapest date.

  1. Oct$362
  2. Nov$430
  3. Dec$350
  4. Jan$447
  5. Febno fares yet
  6. Marno fares yet
  7. Apr$727
  8. Mayno fares yet
  9. Junno fares yet
  10. Julno fares yet
  11. Augno fares yet
  12. Sepno fares yet
$0$250$500$750OctNov$350DecJanFebMarAprMayJunJulAugSep
Show as a table
MonthCheapest one-wayDateStops
October$362Tue, Oct 272 stops
November$430Sun, Nov 152 stops
December$350Sat, Dec 193 stops
January 2027$447Thu, Jan 282 stops
February 2027—
March 2027—
April 2027$727Sat, Apr 32 stops
May 2027—
June 2027—
July 2027—
August 2027—
September 2027—

Questions travellers ask

What is the cheapest month to fly from Seoul to Ulan-Ude?

In the fares found this week, December has the lowest: from $350 one-way, against $727 in April 2027.

Are there direct flights from Seoul to Ulan-Ude?

None of the fares found recently are nonstop. The cheapest options have at least one stop.

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