Cheap Flights to Knox County from $126

View $126 flight on Tue, Mar 10, 2026Opens in a new window

Popular airlines to Knox County

  • American Airlines

  • United

  • Qantas Airways

  • Lufthansa

  • British Airways

  • Qatar Airways

  • Japan Airlines

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How much is the cheapest flight to Knox County?

Prices were available within the past 7 days and start at $126 for one-way flights and $179 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Apr 28 - Tue, May 12
HOU
Houston
MLI
Moline
$203 Roundtrip, found 1 hour ago
$203
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Apr 28 from Houston to Moline, returning Tue, May 12, priced at $203 found 1 hour ago
Delta
Tue, Apr 21 - Sat, May 9
IAH
Houston
MLI
Moline
$203 Roundtrip, found 1 hour ago
$203
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Apr 21 from Houston to Moline, returning Sat, May 9, priced at $203 found 1 hour ago
Delta
Tue, Mar 17 - Tue, Mar 31
IAH
Houston
MLI
Moline
$208 Roundtrip, found 1 hour ago
$208
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Mar 17 from Houston to Moline, returning Tue, Mar 31, priced at $208 found 1 hour ago
United
Wed, Mar 4 - Wed, Mar 11
DEN
Denver
MLI
Moline
$209 Roundtrip, found 1 day ago
$209
Roundtrip
found 1 day ago
Select United flight, departing Wed, Mar 4 from Denver to Moline, returning Wed, Mar 11, priced at $209 found 1 day ago
United
Sat, May 2 - Sat, May 9
DEN
Denver
PIA
Peoria
$209 Roundtrip, found 2 days ago
$209
Roundtrip
found 2 days ago
Select United flight, departing Sat, May 2 from Denver to Peoria, returning Sat, May 9, priced at $209 found 2 days ago
Delta
Wed, Apr 1 - Sat, Apr 4
IAH
Houston
MLI
Moline
$213 Roundtrip, found 1 day ago
$213
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Apr 1 from Houston to Moline, returning Sat, Apr 4, priced at $213 found 1 day ago
Delta
Tue, Mar 17 - Sat, Mar 28
IAH
Houston
MLI
Moline
$218 Roundtrip, found 2 days ago
$218
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Mar 17 from Houston to Moline, returning Sat, Mar 28, priced at $218 found 2 days ago
United
Sat, May 16 - Wed, May 20
DEN
Denver
PIA
Peoria
$219 Roundtrip, found 2 days ago
$219
Roundtrip
found 2 days ago
Select United flight, departing Sat, May 16 from Denver to Peoria, returning Wed, May 20, priced at $219 found 2 days ago
American Airlines
Fri, Apr 17 - Sat, Apr 18
DEN
Denver
PIA
Peoria
$229 Roundtrip, found 8 hours ago
$229
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Fri, Apr 17 from Denver to Peoria, returning Sat, Apr 18, priced at $229 found 8 hours ago
Alaska Airlines
Fri, Mar 6 - Tue, Mar 10
SEA
Seattle
MLI
Moline
$399 Roundtrip, found 9 hours ago
$399
Roundtrip
found 9 hours ago
Select Alaska Airlines flight, departing Fri, Mar 6 from Seattle to Moline, returning Tue, Mar 10, priced at $399 found 9 hours ago

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Airports in Knox County

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Greater Peoria Regional PIA. Cheapest option available. Flights from $259
PIA
Greater Peoria Regional
Cheapest
Flights from $259
Select flight to Quad City Intl. MLI. Flights from $314
MLI
Quad City Intl.
Flights from $314

Enjoy extra legroom, flight flexibility, and a seamless travel experience.

*Flight schedules are subject to change.

*Flight schedules are subject to change.

Trending flights to Knox County

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Mar 18 - Sun, Mar 22
ORD
Chicago
MLI
Moline
$179 Roundtrip, found 3 hours ago
$179
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Wed, Mar 18 from Chicago to Moline, returning Sun, Mar 22, priced at $179 found 3 hours ago
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