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Cheap flights from Taichung to Seoul from $163 RMQ → ICN

Taichung International Airport (RMQ) → Incheon International Airport (ICN)

The cheapest return found recently is $309 with HK Express, 19 Feb 2027 – 21 Feb 2027, found 4 days ago. The cheapest one-way found recently is $163 with HK Express, 29 Nov, found 2 days ago.

Cheapest one-way found recently
$163, found 2 days ago
Cheapest return found recently
$309, 19 Feb 2027 to 21 Feb 2027
Cheapest month to fly
January 2027, return fares from $279 found in the last 7 days
Airlines with nonstop flights
T'way Air
Shortest nonstop flight found
2 h 40 min

Return

Not enough comparable prices yet for a usual return price.

Cheapest return found recently

$309

19 Feb 2027 – 21 Feb 2027 · HK Express

Taichung International Airport (RMQ) → Incheon International Airport (ICN)

Leaves 8:35 p.m. · Return leaves 6:45 a.m. · 55 h 35 min of travel, both ways together

out 1 stop, back 1 stop

found 4 days ago

See prices for these datesCheck today's price

Cheapest nonstop return

$279

25 Jan 2027 – 2 Feb 2027 · Jin Air

Taichung International Airport (RMQ) → Incheon International Airport (ICN)

Leaves 6:30 p.m. · Return leaves 7:50 a.m. · 5 h 55 min of travel, both ways together

out nonstop, back nonstop

found 7 days ago

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Found recently, and the cheapest we hold

Cheapest found recently $309 19 Feb 2027 – 21 Feb 2027found 4 days agoSee prices for these dates

Cheapest we hold, of any age $279 25 Jan 2027 – 2 Feb 2027found 7 days agoSee prices for these dates

What have prices looked like?

Over 42 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $165 to $390.

$309, the cheapest return found recently, sits here in that range of $165 to $390.

Those were the prices on those days, not today's.

Is this a good return price?

Not enough comparable prices yet: we hold return fares on 2 departure dates and need at least 3 to say what is usual.

Could nearby dates be cheaper?

We hold no other 2-night return fares leaving within 3 days of 19 Feb 2027 to compare.

Every date we hold

2 fares on 2 departure dates

25 Jan 2027 – 2 Feb 2027: $279, found 7 days ago19 Feb 2027 – 21 Feb 2027: $309, found 4 days agoJanFeb
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
25 Jan 2027 – 2 Feb 2027$279Jin AirTaichung International Airport (RMQ) → Incheon International Airport (ICN)out nonstop, back nonstopfound 7 days agoSee prices for these dates
19 Feb 2027 – 21 Feb 2027$309HK ExpressTaichung International Airport (RMQ) → Incheon International Airport (ICN)out 1 stop, back 1 stopfound 4 days agoSee prices for these dates

Which month looks cheapest?

January 2027 is the cheapest month — from $279.

January 2027From $279Cheapest seen1 departure date25 Jan 2027 – 2 Feb 2027 · found 7 days agoSee prices for these dates
February 2027From $3091 departure date19 Feb 2027 – 21 Feb 2027 · found 4 days agoSee prices for these dates

One-way

The cheapest one-way fare on each of 3 departure dates is usually $129 to $171.

Cheapest one-way found recently

$163

29 Nov · HK Express

Taichung International Airport (RMQ) → Incheon International Airport (ICN)

Leaves 10:10 a.m. · 14 h 20 min trip

1 stop

found 2 days ago

Open this tripCheck today's price

Cheapest nonstop one-way

$178

26 Dec · T'way Air

Taichung International Airport (RMQ) → Incheon International Airport (ICN)

Leaves 5:30 p.m. · 2 h 40 min trip

nonstop

found 2 days ago

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Found recently, and the cheapest we hold

Cheapest found recently $163 29 Novfound 2 days agoOpen this trip

Cheapest we hold, of any age $94 8 Decfound 5 days agoOpen this trip

What have prices looked like?

Over 41 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $66 to $165.

$163, the cheapest one-way found recently, sits here in that range of $66 to $165.

Those were the prices on those days, not today's.

Is this a good one-way price?

Compared with the cheapest one-way fare on each of 3 departure dates from 29 Nov to 26 Dec, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.

Could nearby dates be cheaper?

We hold no other one-way fares leaving within 3 days of 29 Nov to compare.

Every date we hold

3 fares on 3 departure dates

29 Nov: $163, found 2 days ago8 Dec: $94, found 5 days ago26 Dec: $178, found 2 days agoNovDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
29 Nov$163HK ExpressTaichung International Airport (RMQ) → Incheon International Airport (ICN)1 stopfound 2 days agoOpen this trip
8 Dec$94T'way AirTaichung International Airport (RMQ) → Incheon International Airport (ICN)nonstopfound 5 days agoOpen this trip
26 Dec$178T'way AirTaichung International Airport (RMQ) → Incheon International Airport (ICN)nonstopfound 2 days agoOpen this trip

Which month looks cheapest?

December 2026 is the cheapest month — from $94.

November 2026From $1631 departure date29 Nov · found 2 days agoOpen this trip
December 2026From $94Cheapest seen2 departure dates8 Dec · found 5 days agoOpen this trip

Premium cabin fares from Taichung to Seoul

We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.

How far ahead were prices cheapest for Taichung to Seoul?

Return

Fares 7 to 13 days before departure were typically 41% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (42 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — round trip, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
0–6 days$325$165+69%17
7–13 days$192$192Cheapest seen7
14–29 days$195$192+2%9
30–59 days$203$188+6%16
60–89 days$279$231+45%10
90–179 days$314$288+64%24

One-way

The cheapest fares were 0 to 6 days before departure.

From the cheapest one-way each day between 24 Sept and 11 Nov (41 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

See these ranges as a table
Typical price in each booking range — one way, per traveler in Economy.
Booked ahead byTypical fareCheapest dayAbove the cheapestDays of prices
0–6 days$76$66Cheapest seen18
30–59 days$133$94+76%8
60–89 days$164$123+117%23
90–179 days$158$158+109%13

Could a nearby airport be cheaper?

A different airport at either end can change the fare — sometimes a lot.

Return

Taipei → Seoul

133 km from Taichung

$268

$41 less than flying from Taichung

1 Jan 2027 – 6 Jan 2027 · TPE → ICN · out nonstop, back 1 stop

found 2 days ago

See this route

Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.

One-way

Taipei → Seoul

133 km from Taichung

$89

$74 less than flying from Taichung

31 May 2027 · TPE → ICN · nonstop

found 2 days ago

See this route

Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.

Live price for these dates

The cheapest return found recently is for 19 Feb 2027 – 21 Feb 2027. A live search on this page shows what those dates cost now, for one adult in economy.

Questions about this trip

How much is a return flight from Taichung to Seoul?

The cheapest return found recently is $309 with HK Express, 19 Feb 2027 to 21 Feb 2027, found 4 days ago. The cheapest return we hold, of any age, is $279 with Jin Air, 25 Jan 2027 to 2 Feb 2027, found 7 days ago.

How much is a one-way flight from Taichung to Seoul?

The cheapest one-way found recently is $163 with HK Express, 29 Nov, found 2 days ago. The cheapest one-way we hold, of any age, is $94 with T'way Air, 8 Dec, found 5 days ago. The cheapest one-way fare on each of 3 departure dates is usually $129 to $171.

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

January 2027 is the cheapest month for a return, from $279, 25 Jan 2027 to 2 Feb 2027, found 7 days ago. December 2026 is the cheapest month for a one-way, from $94, 8 Dec, found 5 days ago.

How far ahead should I book a flight from Taichung to Seoul?

In 42 days of prices between 24 Sept and 11 Nov, return fares 7 to 13 days before departure were typically 41% lower than 0 to 6 days before departure. In 41 days of prices between 24 Sept and 11 Nov, one-way fares were cheapest 0 to 6 days before departure.

Is there a direct flight from Taichung to Seoul?

Yes, the cheapest nonstop return found recently is $279 with Jin Air, 25 Jan 2027 to 2 Feb 2027, found 7 days ago. The cheapest nonstop one-way found recently is $178 with T'way Air, 26 Dec, found 2 days ago.

How long is the flight from Taichung to Seoul?

The cheapest nonstop one-way found recently, with T'way Air on 26 Dec, takes 2 h 40 min from Taichung International Airport (RMQ) to Incheon International Airport (ICN). The cheapest one-way found recently, with HK Express on 29 Nov, takes 14 h 20 min with 1 stop.

Which airlines have the cheapest flights from Taichung to Seoul?

Between 29 Nov and 26 Dec, T'way Air has the cheapest one-way on 2 of the 3 departure dates we hold, and HK Express on 1.

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work