Cheap Flights to Olney

View ₩213,000 flight on Tue, Aug 19, 2025Opens in a new window

Popular airlines to Olney

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How much is the cheapest flight to Olney?

Prices were available within the past 7 days and start at ₩213,000 for one-way flights and ₩424,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Nov 11 - Thu, Nov 27
ONT
Ontario
STL
St. Louis
₩424,900 Roundtrip, found 4 days ago
₩424,900
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Nov 11 from Ontario to St. Louis, returning Thu, Nov 27, priced at ₩424,900 found 4 days ago
Hawaiian Airlines
Tue, Aug 26 - Tue, Sep 16
ONT
Ontario
STL
St. Louis
₩439,600 Roundtrip, found 4 days ago
₩439,600
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Tue, Aug 26 from Ontario to St. Louis, returning Tue, Sep 16, priced at ₩439,600 found 4 days ago
American Airlines
Mon, Aug 18 - Sat, Aug 23
EWR
New York
STL
St. Louis
₩492,800 Roundtrip, found 1 day ago
₩492,800
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Aug 18 from New York to St. Louis, returning Sat, Aug 23, priced at ₩492,800 found 1 day ago
United
Thu, Jul 24 - Mon, Aug 4
EWR
New York
STL
St. Louis
₩499,200 Roundtrip, found 2 days ago
₩499,200
Roundtrip
found 2 days ago
Select United flight, departing Thu, Jul 24 from New York to St. Louis, returning Mon, Aug 4, priced at ₩499,200 found 2 days ago
Korean Air
Mon, Sep 15 - Wed, Sep 17
ICN
Seoul
STL
St. Louis
₩1,059,355 Roundtrip, found 17 hours ago
₩1,059,355
Roundtrip
found 17 hours ago
Select Korean Air flight, departing Mon, Sep 15 from Seoul to St. Louis, returning Wed, Sep 17, priced at ₩1,059,355 found 17 hours ago

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

September is typically the cheapest month to fly

From ₩225,376 - ₩884,447 per traveler.

Graph displaying average flight prices per month

Searching for cheap flights to Olney? No travel company presents more choices than Expedia if you're looking to compare flights to Olney. 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 Olney.

Flights to Olney information
Destination airport
Lambert-St. Louis Intl.
Destination airport IATA code
STL
Destination city name
St. Louis
Roundtrip price
₩424,900

Trending flights to Olney

Prices were available within the past 7 days and start at ₩213,000 for one-way flights and ₩424,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Sep 15 - Wed, Sep 17
ICN
Seoul
STL
St. Louis
₩923,700 Roundtrip, found 17 hours ago
₩923,700
Roundtrip
found 17 hours ago
Select American Airlines flight, departing Mon, Sep 15 from Seoul to St. Louis, returning Wed, Sep 17, priced at ₩923,700 found 17 hours ago
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