Delhi to Seoul at a glance
The lowest fare our scanner has seen from Delhi to Seoul in the last two weeks is ₹44,107 (return, 8 nights) for Wed 20 Jan, about 10% over the usual price.
Of the months we have prices for, January is the cheapest and February the dearest.
Nonstop flights take about 6h 45m on Korean Air and Air India.
Seoul has its best weather from April to May and September to October.
Nonstop: Korean Air, Air IndiaCommon stops: Hong Kong, GuangzhouCheapest airlines lately: Cathay Pacific, Hong Kong Express, Korean Air, Air India
Month by month: fares, weather and what's on
The cheapest fare our scanner has seen in each month over the last two weeks (return, 8 nights), with Seoul's weather and the dates that move prices. The live calendar at the top prices any month and trip length on demand.
| Month | Cheapest fare seen | Weather | Season | What's on |
|---|---|---|---|---|
| October 2026Best weather | Check live above | 18° / 13°some rain, 79 mm | Peak | China Golden WeekDussehra |
| November 2026 | Check live above | 12° / 6°some rain, 52 mm | Shoulder | Diwali |
| December 2026 | ₹44,114 return, 8 nights · Mon 7 Dec | 4° / -2°mostly dry, 31 mm | Shoulder | Christmas and New Year |
| January 2027 | ₹44,107 return, 8 nights · Wed 20 Jan | 2° / -3°dry, 22 mm | Off-season | Christmas and New YearRepublic Day weekend |
| February 2027 | ₹49,536 return, 8 nights · Thu 11 Feb | 3° / -2°mostly dry, 25 mm | Off-season | Seollal |
| March 2027 | Check live above | 7° / 3°mostly dry, 42 mm | Shoulder | HoliGood Friday weekend |
| April 2027Best weather | Check live above | 12° / 8°some rain, 65 mm | Peak | Indian summer holidays |
| May 2027Best weather | Check live above | 17° / 13°rainy spells, 108 mm | Peak | Indian summer holidays |
| June 2027 | Check live above | 22° / 18°rainy spells, 109 mm | Shoulder | Indian summer holidays |
| July 2027 | Check live above | 26° / 23°very wet, 273 mm | Shoulder | Monsoon (jangma), roughly late June to late July: heavy rain and humidity. |
| August 2027 | Check live above | 28° / 24°wet, 241 mm | Shoulder | Hot, humid summer, around 30°C. |
| September 2027Best weather | Check live above | 24° / 20°wet, 153 mm | Shoulder | Chuseok |
Dates to plan around
Festivals and holidays in Seoul, and the rushes that push up fares out of Delhi.
- 1–7 OctChina Golden WeekChina's National Day holiday: mainland travellers pack Hong Kong, Macau and the big Asian hotspots, and hotel prices rise.
- 20 OctDussehraDussehra falls on Tuesday 20 Oct: many take the Monday off for a four-day weekend, so short trips abroad cost more that week.
- 6–10 NovDiwaliDiwali (Lakshmi Puja on Sunday 8 Nov): the busiest travel week of the autumn. Fares out of India rise, and short trips to Dubai, Bangkok and Singapore book up.
- 19 Dec – 3 JanChristmas and New YearThe priciest fortnight of the year to fly out of India: school holidays, Christmas and New Year all at once. Book early or go just before or after.
- 23–26 JanRepublic Day weekendRepublic Day falls on Tuesday 26 Jan: take the Monday off and it's a four-day weekend, so short trips abroad book up.
- 6–9 FebSeollalKorean Lunar New Year (holidays 6-9 Feb): people travel home, trains sell out and some shops close.
- 22–23 MarHoliHoli (22-23 Mar) and Good Friday (26 Mar) fall in the same week, a favourite week for short trips abroad, so fares rise.
- 26–28 MarGood Friday weekendGood Friday (26 Mar) makes a long weekend in India, just after Holi.
- 15 Apr – 15 Jun · expectedIndian summer holidaysSchool holidays (roughly mid-April to mid-June, varying by state): outbound family travel peaks and fares climb, especially to the Gulf, Southeast Asia and Europe.
- 14–16 SepChuseokKorea's harvest festival: people travel home, trains sell out and some shops close.
Good to know
What is the cheapest month to fly from Delhi to Seoul?
Of the months our scanner has priced, January 2027 is the cheapest: ₹44,107 (return, 8 nights) for Wed 20 Jan. Fares change daily; the live calendar at the top of this page prices every month on demand.
How long is the flight from Delhi to Seoul?
Nonstop flights take about 6h 45m. Airlines flying nonstop include Korean Air and Air India.
Which airlines fly from Delhi to Seoul?
Recently the cheapest fares were on Cathay Pacific, Hong Kong Express, Korean Air, Air India and China Southern.
When is the best time to visit Seoul?
The best weather in Seoul is from April to May and September to October. Cherry blossoms in early April along Yeouido and Seokchon Lake. Peak season, with the most visitors and the highest hotel prices, is April to May and October. The quietest months are January to February.
How far ahead should I book Delhi to Seoul flights?
At least five weeks ahead. Recently, on East Asia routes, fares 3-5 weeks before departure ran 10% above what the same flights cost five to seventeen weeks out.
When do fares out of Delhi go up?
Dussehra (20 Oct): Dussehra falls on Tuesday 20 Oct: many take the Monday off for a four-day weekend, so short trips abroad cost more that week. Diwali (6–10 Nov): Diwali (Lakshmi Puja on Sunday 8 Nov): the busiest travel week of the autumn. Fares out of India rise, and short trips to Dubai, Bangkok and Singapore book up. Christmas and New Year (19 Dec – 3 Jan): The priciest fortnight of the year to fly out of India: school holidays, Christmas and New Year all at once. Book early or go just before or after.