Singaporeans have caught Seoul fever — K-culture, food markets, and those crisp autumn mornings keep pulling visitors back. Getting there is simpler than you might expect: nonstop flights zip across 4,654 km in under seven hours, and the pricing spectrum runs from surprisingly affordable to premium comfort.
Direct Flight Time: 6h 35m · Cheapest Round-Trip: $188 · Distance: 4,654 km · Top Airlines: Jeju Air, T’way Air, Scoot, Korean Air, Singapore Airlines
Quick snapshot
- Direct flights take 6h 35m on average (Momondo)
- Jeju Air offers the cheapest round-trip fares at $188 (Cheapflights)
- Singapore Airlines leads on-time performance at 89% (KAYAK)
- Exact current prices fluctuate by day — fare data represents the lowest available rates seen recently
- Baggage allowance details vary by carrier and fare class
- Loyalty program redemption rates change seasonally
- Connection options beyond Hong Kong hubs remain underdocumented
- July offers the lowest average fares at $133 per ticket (Cheapflights)
- Korean Air operates 15+ weekly flights on this route (Cheapflights)
- Best round-trip deals found within 72-hour windows (Cheapflights)
- Compare carriers by price, on-time record, and customer ratings
- Book 2-3 weeks ahead for optimal balance of price and availability
- Consider July for the deepest discounts if your schedule allows
Route metrics confirm Singapore Airlines’ on-time advantage while budget carriers dominate the pricing floor.
| Metric | Value |
|---|---|
| Route | Singapore (SIN) to Seoul (ICN/GMP) |
| Direct Flight Time | 6h 35m (fastest) |
| Average Flight Time | 6h 32m |
| Distance | 4,654 km |
| Cheapest Round-Trip | $188 (Jeju Air) |
| Cheapest Month | July ($133 avg) |
| Best On-Time Performance | Singapore Airlines (89%) |
How many flight hours from Singapore to Seoul?
The SIN-SEL route spans 4,654 kilometers, and the fastest direct flights clock in at 6 hours 35 minutes, according to Momondo’s flight comparison data. Most carriers hover around the 6-hour-32-minute average, with minimal variation between airlines on this nonstop leg. If your schedule demands flexibility, connecting flights through Hong Kong or other hubs can extend travel time to 8 hours or more, but the direct option remains the time winner.
Direct flight duration
- Fastest nonstop: 6h 35m (Momondo)
- Average across carriers: 6h 32m (KAYAK)
- Multiple airlines operate daily direct service
With layovers
Connecting through hubs like Hong Kong adds roughly 2 hours to the journey, bringing total travel time to around 8h 30m with carriers such as Cathay Pacific. These options occasionally surface with lower base fares, but the time cost usually outweighs the savings unless you specifically want a stopover.
What are cheap flights from Singapore to Seoul?
Budget carriers dominate the pricing floor on this route, with Jeju Air currently holding the title for cheapest round-trip fares at $188, as documented by Cheapflights. T’way Air follows closely at $208 round-trip, while Scoot sits at $227 — all significantly undercutting full-service competitors. For those willing to spend more, Korean Air starts around $368 and Singapore Airlines averages $585, but the upgrade comes with better on-time records and customer ratings.
Starting prices
- Jeju Air: From $188 round-trip — cheapest on the route (Cheapflights)
- T’way Air: From $208 round-trip (Cheapflights)
- Scoot: From $227 round-trip (Cheapflights)
- Korean Air: From $368 round-trip (Momondo)
Low-cost carriers
Korean low-cost airlines have aggressively priced this route. Trip.com confirms that T’way Air offers the lowest-priced direct flights from Singapore to Seoul, with fares starting at US$240 one-way. The trade-off for these fares typically involves stricter baggage policies and fewer amenities, so factor in ancillary costs before booking.
Booking tips
- July averages just $133 per ticket — the cheapest month to fly (Cheapflights)
- Best round-trip deals found within 72-hour windows on aggregators
- Set price alerts on Google Flights or Skyscanner for monitoring
- All major airlines offer free cancellation policies (Momondo)
Budget travelers can snag round-trip fares under $230 with Jeju Air or T’way Air, but those extra dollars for Korean Air or Singapore Airlines buy meaningful improvements in punctuality and service quality. For occasional travelers, the mid-tier carriers offer the best balance.
Which airlines fly from Singapore to Seoul?
Eight airlines currently operate nonstop flights between Singapore and Seoul, giving travelers a surprisingly wide choice, according to Kiwi.com. On the premium end, Korean Air and Singapore Airlines dominate with the highest customer ratings and strongest on-time performance. Budget options like Jeju Air, T’way Air, and Scoot cater to cost-conscious travelers willing to trade comfort for savings. KAYAK notes that Korean Air and Singapore Airlines are the two most popular choices among their users on this route.
Direct flights
- Scoot — Budget direct flights from $227
- T’way Air — From $208, 88% on-time performance
- Jeju Air — From $188, cheapest option
- Korean Air — From $368, 81% on-time, 8.4/10 rating
- Singapore Airlines — From $585, 89% on-time, premium service
- Asiana Airlines — From $374, 76% on-time, 8.1/10 rating
Major carriers
Korean Air operates over 15 flights per week on this route with an average round-trip fare of $454, per Momondo’s pricing data. Their customer rating of 8.4 out of 10 — based on 1,202 reviews — reflects strong satisfaction with service quality. Singapore Airlines earns a slightly lower 8.2/10 rating but leads all carriers with an impressive 89% on-time performance rate, making them the reliability choice for punctuality-conscious travelers.
Budget airlines
Scoot, the Singapore-based low-cost carrier, offers round-trip fares starting at $227 with an average price of $295 on the route. Their customer rating of 6.7/10 trails competitors, though many reviewers cite satisfaction with basic transit needs. For the absolute lowest fares, Jeju Air’s $188 round-trip minimum remains unbeatable, though their 7.6/10 customer rating suggests room for improvement in service delivery.
On-time performance varies significantly: Singapore Airlines delivers 89% punctuality versus Asiana’s 76%. For business travelers or anyone with tight connections in Seoul, that 13-point gap could mean the difference between a smooth transfer and a missed flight.
What’s the best time to visit Seoul from Singapore?
July stands out as the cheapest month to book flights from Singapore to Seoul, with average fares dropping to $133 per ticket, according to Cheapflights’ seasonal analysis. However, this coincides with Korea’s hot, humid summer — great for budget travelers but less ideal if you want pleasant weather. Spring (April-May) brings cherry blossoms and moderate temperatures, while autumn (September-October) offers the famous fall foliage and comfortable climate. Winter brings cold temperatures but potentially lower flight prices outside the Chinese New Year window.
Weather by month
- Spring (Apr-May): Cherry blossom season, 15-22°C, moderate flight prices
- Summer (Jun-Aug): Hot and humid, July has cheapest flights ($133 avg)
- Autumn (Sep-Oct): Fall foliage, 10-20°C, popular with tourists
- Winter (Nov-Mar): Cold (0-10°C), variable pricing, fewer crowds
Flight deals
Beyond July, shoulder seasons in April-May and September-October often strike the best balance between affordable flights and pleasant weather. Booking 2-3 weeks in advance typically yields the optimal combination of price and availability for most travelers. Last-minute deals can surface but carry significant risk of sold-out flights, especially during Korean holidays.
Peak seasons
Avoid peak periods if budget matters: Chuseok (harvest festival, typically September), Chinese New Year, and K-pop concert seasons drive prices up substantially. The demand spike can double or triple fares on popular routes like SIN-SEL. If your travel dates are flexible, shifting by even one week can mean savings of $100 or more per ticket.
How much does it cost to visit Seoul?
Beyond the flight itself, Seoul presents a mixed budget picture. Accommodation ranges from $30 hostels to $200+ hotels, while food can cost anywhere from $5 street meals to $50 restaurant dinners. Transportation via subway runs about $1 per trip, making getting around remarkably affordable. Overall, a comfortable mid-range trip — including flights, accommodation, food, and activities — typically runs $150-250 per day, making Seoul more accessible than many assume for Singapore travelers.
Flight costs
- Budget round-trip: $188-$230 (Jeju Air, T’way Air, Scoot)
- Mid-range: $295-$375 (Scoot average, Korean Air minimum)
- Premium: $455-$585 (Korean Air average, Singapore Airlines)
City budget
- Budget accommodation: $30-60/night (hostels, budget hotels)
- Mid-range hotel: $80-150/night
- Street food meals: $5-10
- Restaurant dinner: $15-40
- Subway transport: ~$1/trip or $35 unlimited pass
Tips for savings
- Book flights in July for lowest fares ($133 average)
- Use T-money card for discounted public transit
- Visit local markets and street food vendors for authentic, cheap meals
- Many museums and palaces have free or low-cost entry
- Consider staying in Hongdae or Sinchon for budget-friendly neighborhoods
Singaporeans often overestimate Seoul’s cost. While flights and hotels consume the largest share, daily expenses in Seoul actually comparable to or cheaper than Singapore for food and transport. The real budget killer isn’t Seoul — it’s upgrading to premium flights when budget carriers work perfectly fine for the route.
Airlines comparison
Six carriers compete on the Singapore-Seoul route, with a clear price-performance spectrum emerging across the options. The data reveals that premium carriers offer demonstrably better service and punctuality for not much more money.
| Airline | Round-Trip Price | On-Time % | Rating |
|---|---|---|---|
| Jeju Air | $188 | — | 7.6/10 |
| T’way Air | $208 | 88% | — |
| Scoot | $227 | — | 6.7/10 |
| Korean Air | $368-$457 | 81% | 8.4/10 |
| Asiana Airlines | $374-$455 | 76% | 8.1/10 |
| Singapore Airlines | $585 avg | 89% | 8.2/10 |
The implication: budget carriers save $150-400 per ticket but deliver lower on-time performance and customer ratings.
Budget carriers save $150-400 per ticket but deliver lower on-time performance and customer ratings. The premium carriers — particularly Korean Air — offer demonstrably better service and punctuality for not much more money. Singapore Airlines commands a significant premium for 89% reliability, making them worth the splurge only for travelers who genuinely need that assurance.
How to book flights from Singapore to Seoul
Finding the best deal requires knowing where to look and when to act.
- Start with aggregators: Compare prices across all carriers using Google Flights, Skyscanner, or Kayak first to identify the price range for your dates.
- Check airline sites directly: Once you’ve identified the target price, check the carrier’s own website — sometimes cheaper or with better flexibility options.
- Set price alerts: If your dates are flexible, set alerts for your route and target price. Fares fluctuate daily, and alerts catch drops.
- Book at the right time: Aim for 2-3 weeks ahead for the best balance. Too early sacrifices early-bird discounts; too late risks sold-out flights or premium pricing.
- Consider the total cost: Factor in baggage fees, seat selection, and meal costs when comparing budget vs. premium carriers. A $200 flight with $80 in add-ons costs more than a $300 flight with inclusive amenities.
Price aggregators show the starting fare — often the non-refundable, no-frills option. The displayed price rarely includes seat selection ($15-30), checked baggage ($25-50), or meals. Before clicking “book,” verify what your ticket actually includes. Budget carriers make their profit on ancillaries, not base fares.
Direct flights go from Singapore to Seoul every day.
— Momondo (flight comparison platform)
The two airlines most popular with KAYAK users for flights from Singapore to Seoul are Korean Air and Singapore Airlines.
— KAYAK (flight comparison platform)
Based on Trip.com’s data from the past 12 months, T’Way Air provides the lowest-priced direct flights from Singapore to Seoul, with fares starting at US$240.
— Trip.com (flight booking platform)
The best round-trip flight deal from Singapore to Seoul found on Momondo in the last 72 hours is $414.
— Momondo (flight comparison platform)
Summary
The Singapore-Seoul route offers something for every budget: budget hunters can fly Jeju Air or T’way Air for under $230 round-trip, while those prioritizing reliability will find Korean Air or Singapore Airlines worth the premium. For most travelers, the sweet spot sits with T’way Air or Korean Air — affordable fares paired with solid on-time performance. Book in July for the lowest fares, avoid Korean holidays if your schedule allows, and always verify what your ticket actually includes before checking out.
For Singaporeans planning their Seoul escape, the math is straightforward: budget carriers handle the route perfectly well at roughly one-third the cost of premium options. Unless you specifically need that 89% on-time guarantee or prefer lie-flat seats, saving $200-400 per ticket makes more sense — that difference funds three days of kbbq and shopping in Myeongdong.
Related reading: Singapore Airlines Miles Redemption Guide · Singapore Airlines Book the Cook
Budget travelers from Singapore enjoy similar deals on routes like SIN-SEL and Singapore to Vienna flights, spanning about 9 hours across continents.
Frequently asked questions
What airports serve Singapore to Seoul flights?
Flights depart from Singapore Changi Airport (SIN) and arrive at either Seoul Incheon International Airport (ICN) — the primary international hub — or Seoul Gimpo International Airport (GMP), which handles some domestic connections and is closer to downtown.
Are there direct flights from SIN to ICN?
Yes, multiple airlines operate direct flights between Singapore Changi and Seoul Incheon, including Scoot, T’way Air, Jeju Air, Korean Air, Singapore Airlines, and Asiana Airlines. Direct flights take approximately 6h 35m.
How to find the cheapest flight to Seoul from Singapore?
Start with aggregators like Google Flights, Skyscanner, or Kayak to compare prices across all carriers. Set price alerts for your target dates, book 2-3 weeks in advance, and consider flying in July when average fares drop to their lowest at around $133. Budget carriers like Jeju Air ($188) and T’way Air ($208) consistently offer the lowest fares.
What documents are needed for Singapore to Seoul travel?
Singapore citizens need a valid passport with at least six months validity from the date of entry. A visa is not required for stays under 90 days. Return tickets and proof of accommodation may be requested upon arrival.
How far ahead to book SIN-SEL flights?
Two to three weeks ahead typically offers the best balance of price and availability. Booking too early may miss early-bird discounts that carriers release closer to departure, while last-minute bookings risk higher prices or sold-out flights.
What is the time difference between Singapore and Seoul?
Seoul is one hour ahead of Singapore. Singapore is UTC+8, while South Korea operates on Korea Standard Time (UTC+9).
Are there seasonal flight deals to Seoul?
Yes. July offers the cheapest average fares at around $133 per ticket. Shoulder seasons in April-May and September-October also see competitive pricing. Avoid Korean holidays like Chuseok and Chinese New Year when fares spike significantly.








