Cheap flights from Boston to Northern Kentucky

View AU$178 flight on Sat, 27 Sep. 2025Opens in a new window

Popular airlines from Boston to Northern Kentucky

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

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Cheap Flights from Boston (BOS) to Northern Kentucky (CVG)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 27 Sep. - Tue, 7 Oct.
BOS
Boston
SDF
Louisville
AU$401 Return, found 5 days ago
AU$401
Return
found 5 days ago
Select Delta flight, departing Sat, 27 Sep. from Boston to Louisville, returning Tue, 7 Oct., priced at AU$401 found 5 days ago
Delta
Sat, 27 Sep. - Wed, 1 Oct.
BOS
Boston
SDF
Louisville
AU$444 Return, found 5 days ago
AU$444
Return
found 5 days ago
Select Delta flight, departing Sat, 27 Sep. from Boston to Louisville, returning Wed, 1 Oct., priced at AU$444 found 5 days ago
American Airlines
Sat, 27 Sep. - Mon, 29 Sep.
BOS
Boston
SDF
Louisville
AU$461 Return, found 2 days ago
AU$461
Return
found 2 days ago
Select American Airlines flight, departing Sat, 27 Sep. from Boston to Louisville, returning Mon, 29 Sep., priced at AU$461 found 2 days ago
Delta
Sat, 27 Sep. - Sat, 4 Oct.
BOS
Boston
SDF
Louisville
AU$475 Return, found 5 days ago
AU$475
Return
found 5 days ago
Select Delta flight, departing Sat, 27 Sep. from Boston to Louisville, returning Sat, 4 Oct., priced at AU$475 found 5 days ago
Delta
Fri, 26 Sep. - Tue, 7 Oct.
BOS
Boston
SDF
Louisville
AU$490 Return, found 5 days ago
AU$490
Return
found 5 days ago
Select Delta flight, departing Fri, 26 Sep. from Boston to Louisville, returning Tue, 7 Oct., priced at AU$490 found 5 days ago
United
Sat, 27 Sep. - Mon, 29 Sep.
BOS
Boston
SDF
Louisville
AU$588 Return, found 2 days ago
AU$588
Return
found 2 days ago
Select United flight, departing Sat, 27 Sep. from Boston to Louisville, returning Mon, 29 Sep., priced at AU$588 found 2 days ago

Find the cheapest month to fly from Boston (BOS) to Cincinnati (CVG)

August is typically the cheapest month to fly

From AU$97 - AU$405 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.