Cheapest return flights from Boston (BOS) to Knoxville (TYS), October

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
03 Oct 10 Oct Allegiant Air
Direct Flight
20 Oct 07 Nov Allegiant Air
Direct Flight
29 Oct 19 Nov Allegiant Air
Direct Flight
29 Oct 12 Nov Allegiant Air
Direct Flight
27 Oct 12 Nov Allegiant Air
Direct Flight
20 Oct 03 Nov Allegiant Air
Direct Flight
03 Oct 17 Oct Allegiant Air
Direct Flight
29 Oct 05 Nov Allegiant Air
Direct Flight
03 Oct 22 Oct Allegiant Air
Direct Flight
04 Oct 10 Oct Allegiant Air
Direct Flight
20 Oct 05 Nov Allegiant Air
Direct Flight
04 Oct 25 Oct Allegiant Air
Direct Flight
27 Oct 29 Oct Allegiant Air
Direct Flight
07 Oct 27 Oct Allegiant Air
Direct Flight
04 Oct 17 Oct Allegiant Air
Direct Flight
01 Oct 10 Oct Allegiant Air
Direct Flight
06 Oct 10 Oct Allegiant Air
Direct Flight
18 Oct 07 Nov Allegiant Air
Direct Flight
29 Oct 08 Nov Allegiant Air
Direct Flight
27 Oct 08 Nov Allegiant Air
Direct Flight
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deals for one-way flights from Boston to Knoxville in October.

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Updated Aug 26, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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