How long does the flight from Seoul to Vientiane take?

Flight time from Seoul (ICN) to Vientiane (VTE) depends on routing, aircraft type, and whether the flight is direct or connecting. A direct flight typically reflects great-circle distance plus winds, while one-stop options can add several hours depending on the layover airport. Check the exact duration in the search results above, where we show block time per itinerary along with stop count.

Which airlines fly from Seoul to Vientiane?

Airline availability for ICN to VTE changes by season and sometimes week to week as carriers adjust capacity. Our search above pulls live schedules and returns the airlines currently selling this route, both direct and connecting. Codeshare and interline itineraries are included, so you may see results operated by one carrier but sold by another.

Are there direct flights from Seoul to Vientiane?

Direct (nonstop) availability on ICN to VTE varies by date, day of week, and season. Busy city pairs usually have multiple daily nonstops, while thinner routes may only have direct service a few days per week or only during peak seasons. Use our search above with flexible dates to see which days actually have nonstop options.

What is the cheapest month to fly from Seoul to Vientiane?

Prices on ICN to VTE shift with seasonality, school holidays, and major events at both ends. Our 12-month price calendar below the search results shows the lowest fare found per departure date, which makes it easy to spot the cheapest weeks at a glance. Flexibility of a few days around your target date often unlocks significantly lower fares.

Seoul to Vientiane flights

Direct and connecting flights from Seoul (ICN) to Vientiane (VTE). Compare airlines, aircraft, and fares.

Distance: 3,179 km (1,975 mi)
Flight time: ~4h 4m
Airlines: 2
Aircraft types: 2

Airlines flying ICN → VTE

Airline	Aircraft types	Observations
Jeju Air	1	1
Lao Airlines	1	1

Aircraft on this route

Boeing 737 — 1 operator
Airbus A320 — 1 operator

Airport details

Departure: Incheon International Airport (ICN)

City: Seoul
Country: South Korea
IATA / ICAO: ICN / RKSI

Arrival: Wattay International Airport (VTE)

City: Vientiane
Country: Laos
IATA / ICAO: VTE / VLVT

Operating airlines

Jeju Air (7C)
Lao Airlines (QV)

Distance: 3176 km. Duration: 330 minutes.

Other routes from Seoul

Other routes to Vientiane

Frequently asked questions

How many airlines fly ICN to VTE?

2 airlines operate the ICN to VTE route in our 90-day observed dataset.

What aircraft fly the ICN-VTE route?

The most commonly observed aircraft on ICN to VTE include: Boeing 737, Airbus A320.

How long is the Seoul to Vientiane flight?

The estimated flight time from Seoul (ICN) to Vientiane (VTE) is approximately 4h 4m, based on a cruise speed of 850 km/h.

What's the distance from Seoul to Vientiane?

The great-circle distance from Seoul (ICN) to Vientiane (VTE) is approximately 3,179 km (1,975 miles).

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