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.
Round trips
The cheapest return tickets found recently, price for the whole trip.
Plan the rest of the trip
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
November 2026
Lowest fares by month
In the fares found this week, November has the lowest: from $93 one-way, against $191 in May 2027. Pick a month to see its cheapest date.
Show as a table
| Month | Cheapest one-way | Date | Stops |
|---|---|---|---|
| October | $103 | Wed, Oct 28 | Nonstop |
| November | $93 | Tue, Nov 10 | Nonstop |
| December | $103 | Thu, Dec 3 | Nonstop |
| January 2027 | $115 | Mon, Jan 11 | Nonstop |
| February 2027 | $129 | Mon, Feb 22 | Nonstop |
| March 2027 | $106 | Thu, Mar 11 | Nonstop |
| April 2027 | $131 | Fri, Apr 23 | Nonstop |
| May 2027 | $191 | Sat, May 8 | Nonstop |
| June 2027 | $127 | Tue, Jun 1 | Nonstop |
| July 2027 | — | ||
| August 2027 | — | ||
| September 2027 | $161 | Tue, Sep 28 | Nonstop |
Fares and weather by month
The lowest one-way fare found for each month, next to the weather in Seoul. Average daily high and low and monthly precipitation, 1991–2020 normals.
| Oct2026 | Nov | Dec | Jan2027 | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lowest fare | $103 | $93 | $103 | $115 | $129 | $106 | $131 | $191 | $127 | – | – | $161 |
| High °C | 20° | 12° | 4° | 2° | 5° | 11° | 18° | 24° | 28° | 29° | 30° | 26° |
| Low °C | 11° | 4° | -3° | -5° | -3° | 2° | 8° | 14° | 19° | 22° | 23° | 18° |
| Precipitation mm | 52 | 51 | 23 | 17 | 28 | 37 | 73 | 104 | 130 | 414 | 348 | 142 |
Source: Seoul on Wikipedia, CC BY-SA 4.0.
Questions travellers ask
What is the cheapest month to fly from Hong Kong to Seoul?
In the fares found this week, November has the lowest: from $93 one-way, against $191 in May 2027.
What is the weather in Seoul in November?
In November, the cheapest month to fly, the average daily high in Seoul is 12 °C and the low 4 °C.
Are there direct flights from Hong Kong to Seoul?
Yes. Recent fares include nonstop flights with HK Express, Eastar Jet, Trinity Airways, Air Premia, Jeju Air, Hong Kong Airlines and Air Busan.
How long is the flight from Hong Kong to Seoul?
A nonstop flight takes about 3h 25m. The distance is 1,284 mi.
Which day of the week is cheapest to fly?
In the fares we have, Wednesday departures are the cheapest, with a typical lowest fare of $118. Sunday is the priciest at about $146.
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