Cheap flights from Incheon Intl Airport to St. Louis from $434
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Incheon Intl Airport to St. Louis departing on 11/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Incheon Intl Airport to St. Louis
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Cheap bus & train deals from Incheon Intl Airport to St. Louis
All round-trip flight deals to St. Louis
Air Canada flights from Incheon Intl Airport to St. Louis
Our best Air Canada deals on Incheon Intl Airport to St. Louis flight tickets
Korean Air flights from Incheon Intl Airport to St. Louis
Our best Korean Air deals on Incheon Intl Airport to St. Louis flight tickets
How to get the cheapest flight ticket from Incheon Intl Airport to St. Louis
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly from Incheon Intl Airport to St. Louis?
September. The cheapest time of year to fly to St. Louis from Incheon Intl Airport is September. Most expensive is July
What is the cheapest day to depart Incheon Intl Airport for St. Louis?
Thursday. The cheapest day of the week is typically Thursday. The most expensive is typically Saturday
When is the cheapest time to fly from Incheon Intl Airport to St. Louis?
In the evening. Incheon Intl Airport to St. Louis flights are approximately 32% more expensive in the morning than in the evening
What is the cheapest airline that flies to St. Louis from Incheon Intl Airport?
Delta. Delta and Korean Air are the most popular carriers operating from Incheon Intl Airport to St. Louis
Can stopping save me money on Incheon Intl Airport to St. Louis flights?
You could potentially save up to 22% on your flight if you consider stops on a Incheon Intl Airport to St. Louis flight.
When to book flights from Incheon Intl Airport to St. Louis
Cheap Incheon Intl Airport to St. Louis (ICN to STL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Incheon Intl Airport to St. Louis
How far is Incheon Intl to Lambert-St Louis by plane?
Lambert-St Louis is 6682.0 mi away from Incheon Intl. By plane, this route typically takes 15h 59m.
When did momondo last update prices for flights from Incheon Intl Airport to Lambert-St Louis Airport?
Prices for flights from Incheon Intl Airport to Lambert-St Louis Airport are updated daily.
How many operators does momondo search for flights from Incheon Intl Airport to Lambert-St Louis Airport?
As of October 2024, there are 2 operators available to choose from for flights from Incheon Intl Airport to Lambert-St Louis Airport.
How old do you have to be to fly from Incheon Intl Airport to Lambert-St Louis Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Incheon Intl Airport to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Incheon Intl Airport to St. Louis?
momondo data reveals that the most frequently booked airline on the route from Incheon Intl Airport to St. Louis is Delta, representing 70.73% of all bookings. The subsequent popular airline is Korean Air at 29.27%.
Best airlines flying from Incheon Intl Airport to St. Louis
Compare and see reviews for airlines that fly from Incheon Intl Airport to St. Louis with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $1,171 | Free Cancellation | Rating 8.0 8,835 reviews | |||
| PriceFrom $1,346 | Free Cancellation | Rating 8.4 1,039 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Seoul to St. Louis?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Seoul.
Can I find flights from Seoul to St. Louis with flexible booking policies on momondo?
Flights from Seoul to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Seoul to St. Louis?
Once you have performed a search for Seoul to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Seoul to St. Louis right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Seoul to St. Louis now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to St. Louis and let you know when they change.