Cheap flights from Boston Logan International to Cincinnati Northern Kentucky

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Compare Boston Logan International to Cincinnati Northern Kentucky flight deals

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Flight deals from Boston Logan International to Cincinnati Northern Kentucky

Looking for a cheap last-minute deal or the best round-trip flight from Boston Logan International Airport to Cincinnati Northern Kentucky Airport? If you want to travel next month, round-trip fares start from $237. Find the lowest prices on one-way and round-trip tickets right here.

Cincinnati.$237 per passenger.Departing Tue, Oct 13, returning Mon, Oct 19.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Boston Logan International on Tue, Oct 13, arriving in Cincinnati Northern Kentucky.Inbound indirect flight with Frontier Airlines, departing from Cincinnati Northern Kentucky on Mon, Oct 19, arriving in Boston Logan International.Price includes taxes and charges.From $237, select.

Cincinnati.$238 per passenger.Departing Tue, Oct 20, returning Mon, Nov 2.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Boston Logan International on Tue, Oct 20, arriving in Cincinnati Northern Kentucky.Inbound indirect flight with Frontier Airlines, departing from Cincinnati Northern Kentucky on Mon, Nov 2, arriving in Boston Logan International.Price includes taxes and charges.From $238, select.

Cincinnati.$256 per passenger.Departing Thu, Dec 10, returning Thu, Dec 17.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Boston Logan International on Thu, Dec 10, arriving in Cincinnati Northern Kentucky.Inbound indirect flight with Frontier Airlines, departing from Cincinnati Northern Kentucky on Thu, Dec 17, arriving in Boston Logan International.Price includes taxes and charges.From $256, select.

Cincinnati.$265 per passenger.Departing Sat, Nov 14, returning Tue, Nov 17.Round-trip flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departing from Boston Logan International on Sat, Nov 14, arriving in Cincinnati Northern Kentucky.Inbound indirect flight with Southwest Airlines, departing from Cincinnati Northern Kentucky on Tue, Nov 17, arriving in Boston Logan International.Price includes taxes and charges.From $265, select.

Cincinnati.$279 per passenger.Departing Fri, Sep 25, returning Wed, Sep 30.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Boston Logan International on Fri, Sep 25, arriving in Cincinnati Northern Kentucky.Inbound indirect flight with Frontier Airlines, departing from Cincinnati Northern Kentucky on Wed, Sep 30, arriving in Boston Logan International.Price includes taxes and charges.From $279, select.

Cincinnati.$291 per passenger.Departing Wed, Sep 30, returning Sat, Oct 3.Round-trip flight with jetBlue and Frontier Airlines.Outbound indirect flight with jetBlue, departing from Boston Logan International on Wed, Sep 30, arriving in Cincinnati Northern Kentucky.Inbound indirect flight with Frontier Airlines, departing from Cincinnati Northern Kentucky on Sat, Oct 3, arriving in Boston Logan International.Price includes taxes and charges.From $291, select.

Cincinnati.$326 per passenger.Departing Mon, Nov 30, returning Thu, Dec 31.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Boston Logan International on Mon, Nov 30, arriving in Cincinnati Northern Kentucky.Inbound indirect flight with Frontier Airlines, departing from Cincinnati Northern Kentucky on Thu, Dec 31, arriving in Boston Logan International.Price includes taxes and charges.From $326, select.

Cincinnati.$347 per passenger.Departing Fri, Jan 8, returning Fri, Jan 22.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Boston Logan International on Fri, Jan 8, arriving in Cincinnati Northern Kentucky.Inbound indirect flight with Frontier Airlines, departing from Cincinnati Northern Kentucky on Fri, Jan 22, arriving in Boston Logan International.Price includes taxes and charges.From $347, select.

Cincinnati.$365 per passenger.Departing Tue, Oct 13, returning Sat, Oct 31.Round-trip flight with Delta.Outbound direct flight with Delta departing from Boston Logan International on Tue, Oct 13, arriving in Cincinnati Northern Kentucky.Inbound direct flight with Delta departing from Cincinnati Northern Kentucky on Sat, Oct 31, arriving in Boston Logan International.Price includes taxes and charges.From $365, select.

Cincinnati.$378 per passenger.Departing Fri, Dec 18, returning Wed, Jan 6.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Boston Logan International on Fri, Dec 18, arriving in Cincinnati Northern Kentucky.Inbound indirect flight with Frontier Airlines, departing from Cincinnati Northern Kentucky on Wed, Jan 6, arriving in Boston Logan International.Price includes taxes and charges.From $378, select.

Cincinnati.$387 per passenger.Departing Wed, Dec 16, returning Wed, Dec 23.Round-trip flight with Delta.Outbound direct flight with Delta departing from Boston Logan International on Wed, Dec 16, arriving in Cincinnati Northern Kentucky.Inbound direct flight with Delta departing from Cincinnati Northern Kentucky on Wed, Dec 23, arriving in Boston Logan International.Price includes taxes and charges.From $387, select.

Cincinnati.$387 per passenger.Departing Sat, Oct 17, returning Tue, Nov 3.Round-trip flight with Delta.Outbound direct flight with Delta departing from Boston Logan International on Sat, Oct 17, arriving in Cincinnati Northern Kentucky.Inbound direct flight with Delta departing from Cincinnati Northern Kentucky on Tue, Nov 3, arriving in Boston Logan International.Price includes taxes and charges.From $387, select.

Cincinnati.$387 per passenger.Departing Wed, Dec 16, returning Tue, Jan 5.Round-trip flight with Delta.Outbound direct flight with Delta departing from Boston Logan International on Wed, Dec 16, arriving in Cincinnati Northern Kentucky.Inbound direct flight with Delta departing from Cincinnati Northern Kentucky on Tue, Jan 5, arriving in Boston Logan International.Price includes taxes and charges.From $387, select.

Cincinnati.$387 per passenger.Departing Sat, Nov 14, returning Tue, Nov 17.Round-trip flight with Delta.Outbound direct flight with Delta departing from Boston Logan International on Sat, Nov 14, arriving in Cincinnati Northern Kentucky.Inbound direct flight with Delta departing from Cincinnati Northern Kentucky on Tue, Nov 17, arriving in Boston Logan International.Price includes taxes and charges.From $387, select.

Cincinnati.$416 per passenger.Departing Wed, Jan 6, returning Thu, Jan 14.Round-trip flight with Delta.Outbound direct flight with Delta departing from Boston Logan International on Wed, Jan 6, arriving in Cincinnati Northern Kentucky.Inbound direct flight with Delta departing from Cincinnati Northern Kentucky on Thu, Jan 14, arriving in Boston Logan International.Price includes taxes and charges.From $416, select.

Cincinnati.$419 per passenger.Departing Fri, Nov 27, returning Tue, Dec 1.Round-trip flight with Delta.Outbound direct flight with Delta departing from Boston Logan International on Fri, Nov 27, arriving in Cincinnati Northern Kentucky.Inbound direct flight with Delta departing from Cincinnati Northern Kentucky on Tue, Dec 1, arriving in Boston Logan International.Price includes taxes and charges.From $419, select.

Find the cheapest month to fly from Boston Logan International to Cincinnati Northern Kentucky

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Boston Logan International to Cincinnati Northern Kentucky flights are currently cheapest in October.

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Direct flights from Boston Logan International to Cincinnati Northern Kentucky

Boston Logan International to Cincinnati Northern Kentucky: Alternative routes

Compare routes from Boston Logan International to Cincinnati below. You may find an airport to fly into that's cheaper, faster, or easier than Cincinnati Northern Kentucky.

Cincinnati Northern Kentucky

14km from central Cincinnati

ClosestCheapest

from $237

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Boston to Cincinnati: Flight information

The things to know before you go.

Cheapest flight found	$237
Cheapest month to fly	October
Average flight time	2 hrs, 37 mins
Most popular airline	Republic Airways
Average flights per week	189

Finding cheap flights from Boston Logan International to Cincinnati Northern Kentucky: Frequently asked questions

How much are round-trip flights from Boston Logan International to Cincinnati Northern Kentucky?

The best price we found for a round-trip flight from Boston Logan International to Cincinnati Northern Kentucky is $237. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Boston Logan International to Cincinnati Northern Kentucky?

2 hours and 37 minutes is the average flight time from Boston Logan International to Cincinnati Northern Kentucky.

Which airlines fly direct from Boston Logan International to Cincinnati Northern Kentucky?

Republic Airways, American Airlines and Delta fly direct from Boston Logan International to Cincinnati Northern Kentucky.

How many flights are there a week from Boston Logan International to Cincinnati Northern Kentucky?

There are 189 flights per week flying from Boston Logan International to Cincinnati Northern Kentucky, as of September 2026.

When is the cheapest time to fly from Boston Logan International to Cincinnati Northern Kentucky?

The cheapest month to fly from Boston Logan International to Cincinnati Northern Kentucky is usually October.

Which upcoming date is cheapest to fly from Boston Logan International Airport to Cincinnati Northern Kentucky Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Boston Logan International Airport to Cincinnati Northern Kentucky Airport on Tuesday, October 13, 2026.

Can I get a direct flight from Boston Logan International Airport to Cincinnati Northern Kentucky Airport?

Yes – the average flight time is 2 hours and 37 minutes.

How can I find the best flight deal to Cincinnati Northern Kentucky?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Cincinnati Northern Kentucky but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Cincinnati?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Cincinnati is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Boston Logan International Airport to Cincinnati Northern Kentucky?

Currently, Frontier Airlines and Delta offer the cheapest flight tickets to Cincinnati Northern Kentucky.

Traveling from Boston Logan International Airport (BOS) to Cincinnati Northern Kentucky Airport (CVG): what you need to know

Around 2 hours 35 minutes is how long you can expect to be traveling on a direct flight from Boston Logan International Airport to Cincinnati Northern Kentucky Airport.
Boston and Cincinnati are in the UTC-5 timezone. This means there's no time difference to adjust for.
Every week, there are 42 Boston Logan International Airport to Cincinnati Northern Kentucky Airport flights. If you prefer to be on board as early as possible, opt for the 06:00 American Airlines flight. If you'd rather make the most of your day before flying, the latest flight is at 20:50 with Delta Air Lines.
Give yourself plenty of time to make your BOS to CVG flight. Generally, it's best to arrive two hours before international departures and an hour ahead for domestic flights.
Flying during a peak time such as July? Major public holidays and other popular seasons can lead to longer lines and delays at security. Be extra cautious and arrive up to four hours before international flights and two hours before domestic departures.
Delta is your gateway to discovering Cincinnati (and maybe even some other exciting corners of the United States!). Browse the direct flights from Boston Logan International Airport to Cincinnati Northern Kentucky Airport offered by this popular carrier.
The airline most travelers fly with on this route is Delta.
Delta stands out as the most punctual carrier for BOS to CVG flights, with 80.37% of services arriving on schedule.
If you'd like to split up your journey, just uncheck 'Direct flights only' when searching for your ticket from Boston Logan International Airport to Cincinnati Northern Kentucky Airport. Here are the top stopovers between BOS and CVG:
- New York LaGuardia Airport
- Detroit Wayne County Airport
- Washington Ronald Reagan Airport

How to find the cheapest flights from Boston Logan International Airport (BOS) to Cincinnati Northern Kentucky Airport (CVG)

$129 is currently the lowest price for a one-way Boston Logan International Airport to Cincinnati Northern Kentucky Airport flight. Return flights start at $237. These prices can change depending on availability and demand.
It's usually best to book in advance if you're hoping to get cheap tickets from BOS to CVG. That's because airlines change prices based on demand, which tends to rise closer to departure.
Schedule your trip for May. That's the cheapest month for flights from Boston Logan International Airport to Cincinnati Northern Kentucky Airport. If you have flexibility with your dates, use the 'Whole month' tool to see the cheapest price across each month.
Cut down on the time spent looking for cheap flights from BOS to CVG by creating a Price Alert. You'll get an email or notification on the app when fares go down.
Pick your preferred departure and arrival times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to get the best deals on flights from Boston Logan International Airport to Cincinnati Northern Kentucky Airport.

Handy information about Boston Logan International Airport (BOS)

BOS is located at One Harborside Drive.
Of the departures from Boston Logan International Airport, 75% land on schedule at their destination.
Central Boston to Boston Logan International Airport is around 8 kilometers. Depending on traffic, it'll take you about 20 minutes to get there if you're driving, ride-sharing or catching a cab.
Planning to take public transport? You can expect a journey time of around 25 minutes.
Have an early flight from Boston Logan International Airport to Cincinnati Northern Kentucky Airport? Avoid the hassle of rushing to the airport (and sneak in some extra snooze time) by picking one of these hotels near BOS:

Arriving at Cincinnati Northern Kentucky Airport (CVG)

Get on the fast track to adventure by picking up a Cincinnati Northern Kentucky Airport rental car. Grab your wheels from Budget, Hertz or Thrifty and experience the lesser-explored corners of Cincinnati and beyond.
To lock in the lowest price, reserve your ride from Cincinnati Northern Kentucky Airport around two weeks in advance.

When to fly to Cincinnati Northern Kentucky Airport (CVG)

July is the busiest month for flights from Boston Logan International Airport to Cincinnati Northern Kentucky Airport. For smaller crowds, visit Cincinnati in January.
When reserving your flight from Boston Logan International Airport to Cincinnati Northern Kentucky Airport, think about the kind of weather you like. July is the warmest month in Cincinnati, with temperatures ranging from 16ºC (61ºF) to 32ºC (90ºF).
Look for cheap tickets from BOS to CVG in January if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between -10ºC (14ºF) and 7ºC (45ºF) on average.

Explore more of the United States

Chicago is just one of the many cities in the United States waiting to be explored once you've seen Cincinnati. Around 402 kilometers away to the north-west, well-known attractions include Millennium Park, Art Institute of Chicago and Willis Tower.
Columbus is another favorite destination in the United States and is around 161 kilometers north-east of Cincinnati. No trip is complete without visiting Franklin Park Conservatory and Botanical Gardens, Whetstone Park / Park of Roses and Ohio Theater.