Photo by Gerard Nastor

Popular airlines to Imperial
- American Airlines
American Airlines
- Delta
Delta
- United
United
- Southwest Airlines
Southwest Airlines
- Frontier Airlines
Frontier Airlines
- Alaska Airlines
Alaska Airlines
- Air Canada
Air Canada
- Be in the knowGet alerts if flight prices drop or rise*
- Book smarterSave up to 45% on select hotels after you book a flight*
How much is the cheapest flight to Imperial?
Prices were available within the past 7 days and start at NT$6,989 for one-way flights and NT$11,234 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Feb 27 - Mon, Mar 2
PHX
Phoenix
STL
St. Louis
NT$11,234 Roundtrip, found 5 days ago
NT$11,234
Roundtrip
found 5 days ago

Fri, Feb 27 - Mon, Mar 2
PHX
Phoenix
STL
St. Louis
NT$13,135 Roundtrip, found 5 days ago
NT$13,135
Roundtrip
found 5 days ago

Fri, Feb 27 - Mon, Mar 2
PHX
Phoenix
STL
St. Louis
NT$14,406 Roundtrip, found 5 days ago
NT$14,406
Roundtrip
found 5 days ago

Mon, Jan 26 - Fri, Jan 30
TPE
Taipei
STL
St. Louis
NT$29,179 Roundtrip, found 2 days ago
NT$29,179
Roundtrip
found 2 days ago

Wed, Oct 7 - Tue, Oct 13
TPE
Taipei
STL
St. Louis
NT$35,630 Roundtrip, found 5 days ago
NT$35,630
Roundtrip
found 5 days ago
Frequently asked questions
Destination airport | Lambert-St. Louis Intl. |
|---|---|
Destination airport IATA code | STL |
Destination city name | St. Louis |
Roundtrip price | NT$11,234 |
Trending flights to Imperial
Prices were available within the past 7 days and start at NT$6,989 for one-way flights and NT$11,234 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Apr 3 - Tue, Apr 7
TPE
Taipei
STL
St. Louis
NT$27,244 Roundtrip, found 4 days ago
NT$27,244
Roundtrip
found 4 days ago
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