Your next trip, last seen at €151
Lowest observedWhen to fly
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €151, departing 4 Nov 2026 (Last checked: 25 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 12Check live prices for this route
- Airlines seen
- Asiana Airlines, China Eastern, China Southern, Jeju Air, Shandong Airlines
- Typical journey time
- 15h 50m
About this route
Explore the fares we observed from Seoul to Heihe. Prices move often, so pick your dates to see the latest options.
- Route distance
- 1,410 km
- Typical journey time
- 15h 50m
- Seen on fares with a connection
- China Southern, China Eastern, Jeju Air, Asiana Airlines, Shandong Airlines
- Alternative airports
- GMP
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
Airport to city: straight-line distance
- Seoul Gimpo International Airport (GMP) → Seoul, city gazetteer reference point (37.5665, 126.9780): ≈ 17 km.
- Incheon International Airport (ICN) → Seoul, city gazetteer reference point (37.5665, 126.9780): ≈ 48 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest month from Seoul to Heihe: November 2026, from €151 (checked 25 Oct 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| November 2026 | €151 | 7 |
| January 2027 | €179 | 3 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from Seoul to Heihe by days until departure (0 to 7 days): €151 (checked 25 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €151 | 3 |
| 8 to 30 days | €158 | 5 |
| 61 days or more | €179 | 4 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from Seoul to Heihe: China Southern, from €158 (checked 18 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| China Southern | €158Oct 31, 2026 | 65 |
| China Eastern | €159Nov 10, 2026 | 15 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Seoul to Heihe?
The lowest fare Routavio has observed is €151, found on 25 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Seoul to Heihe?
Cheapest month from Seoul to Heihe: November 2026, from €151 (checked 25 Oct 2026).
Are there direct flights from Seoul to Heihe?
Our data holds no non-stop flight from Seoul to Heihe. The fares on this page include at least one stop.
Which airlines fly from Seoul to Heihe?
Routavio has seen these carriers on the route: Asiana Airlines, China Eastern, China Southern, Jeju Air, Shandong Airlines.
How long does the flight from Seoul to Heihe take?
Across the 74 fares Routavio observed, the average journey time is 18h 12m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Seoul to Heihe fares were non-stop?
None of the 87 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
Which airline has the lowest fare from Seoul to Heihe?
Cheapest airline from Seoul to Heihe: China Southern, from €158 (checked 18 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 25 Oct 2026