How much does a flight from Sapporo to Seoul cost?

Based on 297 offers analyzed, Sapporo to Seoul flights range from JPY 14137 to JPY 452679, with a median price of JPY 47268. Prices vary by travel date, booking timing, and airline. Search for current prices at https://letsfg.co/en/flights/cts-icn

What hidden fees should I expect on Sapporo to Seoul flights?

Ancillary fees add an average of JPY 279388 to the base fare on Sapporo–Seoul flights — 336% of the base fare. 7C charges the most (JPY 2637184) while JL charges the least (JPY 0). See itemized fees at https://letsfg.co/en/flights/cts-icn

Which airline is cheapest on Sapporo to Seoul including all fees?

ZE has the lowest median fare on Sapporo–Seoul at JPY 15300 (median across 6 offers in May 2026). Check current prices at https://letsfg.co/en/flights/cts-icn

Which booking site has the cheapest CTS–ICN flights?

It depends on your dates — no single site is always cheapest. LetsFG searched 7 sources at once (direct airlines, travel agencies and meta-search) in May 2026; the lowest median was JPY 31977, and prices spanned JPY 133399 from cheapest to most expensive source. Run a live search and we surface the lowest, wherever it is, at https://letsfg.co/en/flights/cts-icn

Why do prices vary so much on Sapporo to Seoul routes?

Sapporo–Seoul prices span JPY 14137–JPY 452679 because 21 airlines with different pricing models compete on the route. Budget carriers median JPY 34098; full-service carriers median JPY 152874. Ancillary fees add JPY 0–JPY 2637184 depending on carrier. Find where your trip lands at https://letsfg.co/en/flights/cts-icn

Flights Sapporo → Seoul

As of May 2026, economy flights from Sapporo to Seoul have a typical range JPY 28943–165376, median JPY 47268. Full range across all 297 offers: JPY 14137–452679. We found 60% of 297 offers from budget carriers (around JPY 46950) and 40% from full-service carriers (around JPY 47850).

297 offersavg JPY 279388 in feesFresh · May 2026

Search Sapporo → Seoul — see your price →

Preview snapshot — prices change. Search for live results.

Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →

Two fare clusters detected: budget fares around 36064 and premium fares around 167627

How much do flights from Sapporo to Seoul cost?

Based on 297 offers · May 2026

Sapporo to Seoul flights ranged from JPY 14137 to JPY 452679 across 297 offers analyzed in May 2026. Two fare clusters detected: budget fares around 36064 and premium fares around 167627 The chart below shows how prices distributed across all 297 offers.

P10: JPY 28943P25: JPY 40350P50: JPY 47268P75: JPY 147716P90: JPY 165376

These 297 offers (May 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.

50% of offers priced between JPY 40350 and JPY 147716

What hidden fees do Sapporo to Seoul flights charge?

Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Sapporo to Seoul routes. The breakdown below is based on 297 offers analyzed in May 2026.

Ancillary fee breakdown by carrier
Carrier	Avg fee (JPY)	% of base fare
LJ	1941429	9954%
ZE	7234	41%
KE	1270	3%
7C	2637184	11735%
TW	1942347	7269%
OZ	1133	4%
JL	0	0%
KL	7050	15%
HA	6000	5%
BC	1028	2%
NH	37	0%
GK	354395	670%
MM	323894	673%
TR	10484	24%
IT	90400	229%
HD	0	0%
CX	0	0%

Jeju Air: base ~JPY -2615434 + fees JPY 2637184 = ~JPY 21750 total. ANA: base ~JPY 165339 + fees JPY 37 = ~JPY 165376 total.

Jeju Air's JPY 2637184 ancillary fees narrow the gap with ANA's lower-fee model — the JPY 2780773 base difference shrinks to JPY 143626 after fees. Always compare total cost, not just the advertised base fare.

Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.

Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.

Run your search to see itemized fees for your itinerary

Which airline is cheapest from Sapporo to Seoul?

21 airlines flew Sapporo to Seoul in this dataset. The route shows a clear split between low-cost and full-service carriers. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.

Airline	Offers	Typical range (JPY)	Median (JPY)	Fees (JPY)
ZE	6	—	15300	7234 (47%)
Jin Air	7	—	19350	1941429 (10033%)
Jeju Air	6	—	21750	2637184 (12125%)
H1	3	—	25350	n/a
T'way Air	7	—	26100	1942347 (7442%)
Asiana Airlines	6	—	29100	1133 (4%)
Spring Airlines	12	—	36225	n/a
IT	5	—	39750	90400 (227%)
Korean Air	16	—	42150	1270 (3%)
FW	3	—	42600	n/a
Peach Aviation	58	—	43800	323894 (739%)
Scoot	6	—	44100	10484 (24%)
HD	10	—	44850	0 (0%)
GK	32	—	46950	354395 (755%)
KLM	2	—	47850	7050 (15%)
Skymark	21	—	54348	1028 (2%)
VZ	1	—	66504	n/a
Hawaiian Airlines	6	—	125310	6000 (5%)
Japan Airlines	45	—	158047	0 (0%)
ANA	44	—	165376	37 (0%)
Cathay Pacific	1	—	452679	0 (0%)

Where do the best Sapporo → Seoul prices come from?

We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from travel agency sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.

We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.

Key facts: Sapporo to Seoul flights

Sapporo–Seoul had 297 offers analyzed. Median price: JPY 47268.
7C charges 72186.0x more in ancillary fees than NH — JPY 2637184 vs JPY 37 avg per booking.
The same route priced JPY 133399 apart depending on where it was booked — the lowest median was JPY 31977. We search every airline and the major booking sites at once so you always see that lowest price.

Frequently asked questions

How much does a flight from Sapporo to Seoul cost?: Based on 297 offers analyzed, Sapporo to Seoul flights range from JPY 14137 to JPY 452679, with a median price of JPY 47268. Search for your specific dates →
What hidden fees should I expect on Sapporo to Seoul flights?: On average, ancillary fees (bags, seat selection) add JPY 279388 to the base fare on Sapporo to Seoul flights. See itemized fees for your itinerary →
Which airline is cheapest on Sapporo to Seoul including all fees?: ZE has the lowest median fare on Sapporo to Seoul at JPY 15300 (median across 6 offers in our snapshot). Check which airline wins on your dates →
Which booking site has the cheapest Sapporo–Seoul flights?: It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was JPY 31977. Run a live search and we'll find the cheapest for you →
Why do prices vary so much on Sapporo to Seoul routes?: Sapporo to Seoul has 21 airlines competing, creating a price range from JPY 14137 to JPY 452679 across 297 offers. There are two distinct fare clusters on this route: budget options and premium fares. Find where your trip lands in the distribution →

21 airlines, two price clusters — find which fits your budget

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