Cheap Flights to Royal Lakes

View ₩685,700 flight on Fri, Oct 17, 2025Opens in a new window

Popular airlines to Royal Lakes

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How much is the cheapest flight to Royal Lakes?

Prices were available within the past 7 days and start at ₩685,700 for one-way flights and ₩830,400 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, Sep 17 - Wed, Sep 24
ICN
Seoul
STL
St. Louis
₩830,400 Roundtrip, found 1 day ago
₩830,400
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Sep 17 from Seoul to St. Louis, returning Wed, Sep 24, priced at ₩830,400 found 1 day ago
American Airlines
Thu, Oct 16 - Sat, Oct 18
ICN
Seoul
STL
St. Louis
₩849,500 Roundtrip, found 1 day ago
₩849,500
Roundtrip
found 1 day ago
Select American Airlines flight, departing Thu, Oct 16 from Seoul to St. Louis, returning Sat, Oct 18, priced at ₩849,500 found 1 day ago
Delta
Wed, Feb 4 - Wed, Feb 11
ICN
Seoul
STL
St. Louis
₩883,200 Roundtrip, found 1 hour ago
₩883,200
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Feb 4 from Seoul to St. Louis, returning Wed, Feb 11, priced at ₩883,200 found 1 hour ago
United
Wed, Sep 17 - Sun, Sep 21
ICN
Seoul
STL
St. Louis
₩919,300 Roundtrip, found 3 days ago
₩919,300
Roundtrip
found 3 days ago
Select United flight, departing Wed, Sep 17 from Seoul to St. Louis, returning Sun, Sep 21, priced at ₩919,300 found 3 days ago
Alaska Airlines
Sat, Oct 18 - Sat, Oct 25
ICN
Seoul
STL
St. Louis
₩1,118,300 Roundtrip, found 15 hours ago
₩1,118,300
Roundtrip
found 15 hours ago
Select Alaska Airlines flight, departing Sat, Oct 18 from Seoul to St. Louis, returning Sat, Oct 25, priced at ₩1,118,300 found 15 hours ago

Find the cheapest month to fly from Columbus (CMH) to St. Louis (STL)

August is typically the cheapest month to fly

From ₩200,905 - ₩698,296 per traveler.

Graph displaying average flight prices per month

Searching for cheap flights to Royal Lakes? No travel company presents more choices than Expedia if you're looking to compare flights to Royal Lakes. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Illinois. Expedia provides the cheapest flights to many destinations in Illinois and you may find even greater savings if you combine your flight with a hotel stay in Royal Lakes.

Flights to Royal Lakes information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Destination city name
St. Louis
Roundtrip price
₩830,400

Trending flights to Royal Lakes

Prices were available within the past 7 days and start at ₩685,700 for one-way flights and ₩830,400 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, Sep 17 - Wed, Sep 24
ICN
Seoul
STL
St. Louis
₩830,400 Roundtrip, found 1 day ago
₩830,400
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Sep 17 from Seoul to St. Louis, returning Wed, Sep 24, priced at ₩830,400 found 1 day ago
*Available to Expedia members.