When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 46 days in advance, which can save you up to 15% on flights from Grimsby to Seoul compared to booking the week you need them. Waiting 46 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £534. For sooner than that we have options available in the next 3 days from £636.
March can be a great time to fly to Seoul from Grimsby with a flight ticket averaging about £520. Cheapflights users have found deals in the month of March for as cheap as £371. The most expensive prices can be found in the month of December.
When flying from Grimsby to Seoul, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Humberside and Seoul for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.
Expect the weather to be around 29 °C on average in August. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Seoul is generally hotter than in Humberside.