Cheap flights from Redmond to Seoul from £380
Trusted by millions
Kiwi.com Guarantee for stress-free travel
One search, all the best deals
Explore flight deals to Seoul
Not happy with the results? Try some of our useful filters
Not happy with the results? Try some of our useful filters
Search by stops
- Nonstop
- Up to 1 stop
- Up to 2 stops
Search by departure date
How much do flights to Seoul cost?
Cheapest one-way trip | £380 |
|---|---|
Cheapest round-trip | £1,038 |
Average round-trip | £1,176 |
Includes rare itinerary | |
Most popular airline | Alaska Airlines |
Getting from Seoul airports to the city center
Fastest options: AREX Express Train (ICN), KTX (ICN). Best value: AREX All-Stop Train, airport limousine buses.
How to get from Incheon International Airport (ICN) to Seoul?
Transport Option | Typical Time | Typical Cost | Frequency | Best For |
|---|---|---|---|---|
43 min | ₩9,500; non-stop express service | every 30–40 min (traffic dependent) | fastest to Seoul Station | |
58-66 min | ₩4,150 – ₩4,750; varies by destination station | every 6–12 min (traffic dependent) | budget travelers | |
60-90 min | ₩15,000 – ₩18,000; varies by route and destination | every 15–30 min (traffic dependent) | direct to hotels | |
50-80 min | ₩65,000 – ₩100,000; metered; toll fees extra | on-demand 24/7 (traffic dependent) | door-to-door convenience |
How to get from Gimpo International Airport (GMP) to Seoul?
Transport Option | Typical Time | Typical Cost | Frequency | Best For |
|---|---|---|---|---|
20-35 min | ₩1,400 – ₩1,650; T-money card fare | every 3–6 min (traffic dependent) | quick and affordable | |
20-25 min | ₩1,450 – ₩1,850; all-stop service only | every 6–12 min (traffic dependent) | connecting to KTX | |
30-60 min | ₩7,000 – ₩9,000; varies by route | every 10–20 min (traffic dependent) | direct to Gangnam area | |
25-50 min | ₩25,000 – ₩40,000; metered fare | on-demand 24/7 (traffic dependent) | late night arrivals |
Notes:
- Prices in KRW (₩9,500 ≈ $7 USD); table created in 2025 and subject to change.
- T-money transportation cards are accepted on AREX All-Stop trains, Seoul Metro, and buses with discounted fares.
- AREX Express Train requires a separate ticket and does not accept T-money cards.
- Taxi fares are metered; expressway tolls are charged separately. Traffic can significantly affect journey times.
- We recommend checking official transport websites for your travel planning.
Updated: December 2025
Key info about flying to Seoul
Check-in for a flight from Redmond to Seoul
| Name | Carrier code | IATA Code | Passport needed during booking |
|---|---|---|---|
| Alaska Airlines | ASA | AS | No |
| All Nippon Airways | ANA | NH | Yes |
| Asiana Airlines | AAR | OZ | Yes |
| Peach Aviation | API | MM | Yes |
| Korean Air | KAL | KE | Yes |
Online check-in is not available for these airlines.
Weather in Seoul
Average Weather
| Month | Average monthly max temperature | Average monthly min temperature |
| January | 1°C | -5°C |
| February | 4°C | -2°C |
| March | 11°C | 2°C |
| April | 17°C | 7°C |
| May | 22°C | 12°C |
| June | 27°C | 18°C |
| July | 29°C | 22°C |
| August | 29°C | 22°C |
| September | 26°C | 17°C |
| October | 19°C | 11°C |
| November | 11°C | 4°C |
| December | 2°C | -3°C |
14 day forecast
Frequently asked questions
Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.
Explore alternative trips
Flights from Redmond
Flights to Seoul
Popular routes
The nearest countries with flights to Seoul
Here is a list of countries people are flying from
Other destination countries from Redmond
Here is a list of countries people are flying to
Download our app