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Cheap flights from Portland to Cincinnati from $66

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Cincinnati departing on 5/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Portland to Cincinnati

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
2:38 pm - 10:00 pm
PDX
-
CVG
4h 22mnonstop
Allegiant Air Logo
12:05 pm - 1:48 pm
CVG
-
PDX
4h 43mnonstop
$110Allegiant Air
Thu, Jun 4 - Sun, Jun 7
Allegiant Air Logo
2:38 pm - 10:00 pm
PDX
-
CVG
4h 22mnonstop
Allegiant Air Logo
12:05 pm - 1:48 pm
CVG
-
PDX
4h 43mnonstop
$115Allegiant Air
Thu, Jun 4 - Sun, Jun 7
Allegiant Air Logo
2:44 pm - 10:07 pm
PDX
-
CVG
4h 23mnonstop
Allegiant Air Logo
12:06 pm - 1:54 pm
CVG
-
PDX
4h 48mnonstop
$181Allegiant Air
Thu, May 28 - Sun, May 31
Allegiant Air Logo
2:44 pm - 10:07 pm
PDX
-
CVG
4h 23mnonstop
Allegiant Air Logo
12:06 pm - 1:54 pm
CVG
-
PDX
4h 48mnonstop
$183Allegiant Air
Thu, May 28 - Sun, May 31
Frontier Logo
11:48 am - 7:12 pm
PDX
-
CVG
28h 24m
1 stop
Frontier Logo
8:17 pm - 11:03 am
CVG
-
PDX
17h 46m
1 stop
$187Frontier
Thu, Apr 16 - Thu, Apr 23
Allegiant Air Logo
2:44 pm - 10:07 pm
PDX
-
CVG
4h 23mnonstop
Allegiant Air Logo
12:06 pm - 1:54 pm
CVG
-
PDX
4h 48mnonstop
$189Allegiant Air
Thu, May 21 - Sun, May 24
Multiple Airlines Logo
6:19 pm - 7:35 pm
PDX
-
CVG
22h 16m
1 stop
Multiple Airlines Logo
12:05 pm - 1:48 pm
CVG
-
PDX
4h 43mnonstop
$195Multiple Airlines
Thu, Jun 4 - Sun, Jun 7
Allegiant Air Logo
2:44 pm - 10:07 pm
PDX
-
CVG
4h 23mnonstop
Allegiant Air Logo
12:06 pm - 1:54 pm
CVG
-
PDX
4h 48mnonstop
$197Allegiant Air
Thu, May 21 - Sun, May 24
Multiple Airlines Logo
2:44 pm - 10:07 pm
PDX
-
CVG
4h 23mnonstop
Multiple Airlines Logo
8:36 pm - 4:46 pm
CVG
-
PDX
23h 10m
1 stop
$209Multiple Airlines
Thu, May 21 - Sun, May 24
Allegiant Air Logo
2:44 pm - 10:07 pm
PDX
-
CVG
4h 23mnonstop
Allegiant Air Logo
12:06 pm - 1:54 pm
CVG
-
PDX
4h 48mnonstop
$214Allegiant Air
Thu, May 21 - Thu, May 28

Allegiant Air flights from Portland to Cincinnati

Our best Allegiant Air deals on Portland to Cincinnati flight tickets
Allegiant Air
Jun 4
PDX2:38 pmPortland
4h 22m
CVG10:00 pmCincinnati Cinci./N. Kentucky
Jun 7
CVG12:05 pmCincinnati Cinci./N. Kentucky
4h 43m
PDX1:48 pmPortland
$110
Allegiant Air
Jun 4
PDX2:38 pmPortland
4h 22m
CVG10:00 pmCincinnati Cinci./N. Kentucky
Jun 7
CVG12:05 pmCincinnati Cinci./N. Kentucky
4h 43m
PDX1:48 pmPortland
$115
Allegiant Air
May 28
PDX2:44 pmPortland
4h 23m
CVG10:07 pmCincinnati Cinci./N. Kentucky
May 31
CVG12:06 pmCincinnati Cinci./N. Kentucky
4h 48m
PDX1:54 pmPortland
$181

Frontier flights from Portland to Cincinnati

Our best Frontier deals on Portland to Cincinnati flight tickets
Frontier
Apr 16
PDX11:48 amPortland
28h 24m
1 stop
CVG7:12 pmCincinnati Cinci./N. Kentucky
Apr 23
CVG8:17 pmCincinnati Cinci./N. Kentucky
17h 46m
1 stop
PDX11:03 amPortland
$187
Frontier
Apr 20
PDX12:45 pmPortland
14h 08m
1 stop
CVG5:53 amCincinnati Cinci./N. Kentucky
Apr 24
CVG8:17 pmCincinnati Cinci./N. Kentucky
18h 25m
1 stop
PDX11:42 amPortland
$218
Frontier
May 8
PDX8:46 pmPortland
19h 49m
1 stop
CVG7:35 pmCincinnati Cinci./N. Kentucky
May 10
CVG8:40 pmCincinnati Cinci./N. Kentucky
26h 11m
1 stop
PDX7:51 pmPortland
$221

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Cincinnati that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 29, 2026.
Use the filters below to find and compare flights from Portland to Cincinnati that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandCincinnati

PDX - CVG

PDXCVG

Portland

Thu 6/4

2:38 pm-10:00 pm

Nonstop4h 22m

Cincinnati Cinci./N. Kentucky

Sun 6/7

12:05 pm-1:48 pm

Nonstop4h 43m

$110

PortlandCincinnati

PDX - CVG

PDXCVG

Portland

Thu 6/4

2:38 pm-10:00 pm

Nonstop4h 22m

Cincinnati Cinci./N. Kentucky

Sun 6/7

12:05 pm-1:48 pm

Nonstop4h 43m

$115

PortlandCincinnati

PDX - CVG

PDXCVG

Portland

Thu 5/28

2:44 pm-10:07 pm

Nonstop4h 23m

Cincinnati Cinci./N. Kentucky

Sun 5/31

12:06 pm-1:54 pm

Nonstop4h 48m

$181

PortlandCincinnati

PDX - CVG

PDXCVG

Portland

Thu 5/28

2:44 pm-10:07 pm

Nonstop4h 23m

Cincinnati Cinci./N. Kentucky

Sun 5/31

12:06 pm-1:54 pm

Nonstop4h 48m

$183

PortlandCincinnati

PDX - CVG

PDXCVG

Portland

Thu 4/16

11:48 am-7:12 pm

1 stop28h 24m

Cincinnati Cinci./N. Kentucky

Thu 4/23

8:17 pm-11:03 am

1 stop17h 46m

$187

PortlandCincinnati

PDX - CVG

PDXCVG

Portland

Thu 5/21

2:44 pm-10:07 pm

Nonstop4h 23m

Cincinnati Cinci./N. Kentucky

Sun 5/24

12:06 pm-1:54 pm

Nonstop4h 48m

$189

PortlandCincinnati

PDX - CVG

PDXCVG

Portland

Thu 6/4

6:19 pm-7:35 pm

1 stop22h 16m

Cincinnati Cinci./N. Kentucky

Sun 6/7

12:05 pm-1:48 pm

Nonstop4h 43m

$195

PortlandCincinnati

PDX - CVG

PDXCVG

Portland

Thu 5/21

2:44 pm-10:07 pm

Nonstop4h 23m

Cincinnati Cinci./N. Kentucky

Sun 5/24

12:06 pm-1:54 pm

Nonstop4h 48m

$197

PortlandCincinnati

PDX - CVG

PDXCVG

Portland

Thu 5/21

2:44 pm-10:07 pm

Nonstop4h 23m

Cincinnati Cinci./N. Kentucky

Sun 5/24

8:36 pm-4:46 pm

1 stop23h 10m

$209

PortlandCincinnati

PDX - CVG

PDXCVG

Portland

Thu 5/21

2:44 pm-10:07 pm

Nonstop4h 23m

Cincinnati Cinci./N. Kentucky

Thu 5/28

12:06 pm-1:54 pm

Nonstop4h 48m

$214

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cincinnati from

How to get the cheapest flight ticket from Portland to Cincinnati

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Portland and Cincinnati?

What is the cheapest month to fly to Cincinnati?

The month of August is, on average, the cheapest month to fly to Cincinnati from Portland, with most prices found around $260. If you aren’t able to travel to Cincinnati during the month of August, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $274.

What is the cheapest day to depart on your flight to Cincinnati?

According to our data, Wednesday is the cheapest day to fly to Cincinnati from Portland. The lowest ticket price found for a Wednesday departure recently was $117. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. On the other hand, Sunday is the most expensive day to depart from Portland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $215.

What is the cheapest time of day to depart on your flight to Cincinnati?

Our most recent data shows that the best time of day to fly to Cincinnati is in the afternoon. Flights from Portland to Cincinnati during this time can be as low as $119. At noon is when there is more demand to fly to Cincinnati, so prices are often more expensive at around $233 per ticket.

What is the cheapest Portland to Cincinnati Cinci./N. Kentucky flight route?

Fly from Portland to Cincinnati Cinci./N. Kentucky for the best Portland - Cincinnati Cinci./N. Kentucky flight prices

How far in advance should I book a flight to Cincinnati?

You are more likely to see cheaper flights to Cincinnati from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Cincinnati for around $360 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cincinnati from Portland for as low as $169 on momondo.

What cabin class options are available on Portland to Cincinnati Cinci./N. Kentucky flights?

There is only 1 cabin class available to choose from on Portland to Cincinnati Cinci./N. Kentucky flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Portland to Cincinnati flights?

No. A direct flight is the cheapest option for a flight between Portland to Cincinnati.

How have Portland to Cincinnati flight prices changed over time?

As of March 2026, prices for Portland to Cincinnati flights are approximately 0% more expensive when compared to flights at the same time last year.

When to book flights from Portland to Cincinnati

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Cincinnati according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Cincinnati (PDX to CVG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Cincinnati

Best Price Found

$54

Fastest flight time

4h 22m

Direct flights

Mon and Fri

Airports in Cincinnati

1 airport
The best one-way flight to Cincinnati from Portland in the past 72 hours is $54. The best round-trip flight deal from Portland to Cincinnati found on momondo in the last 72 hours is $148.
The fastest flight from Portland to Cincinnati takes 4h 22m
Direct flights go from Portland to Cincinnati on Monday and Friday. The only airline offering direct flights is Allegiant Air.
There is 1 airport in Cincinnati. From Portland there are direct flights to Cincinnati Cinci./N. Kentucky (CVG).
Search flight deals

  • How far is Portland to Cincinnati Cinci./N. Kentucky by plane?

    Cincinnati Cinci./N. Kentucky is 1978.6 mi away from Portland. Typically, this will take 4h 22m by plane in normal conditions.

  • When did momondo last update prices for flights from Portland Airport to Cincinnati Cinci./N. Kentucky Airport?

    Prices for flights from Portland Airport to Cincinnati Cinci./N. Kentucky Airport refresh daily.

  • How many operators does momondo search for flights from Portland Airport to Cincinnati Cinci./N. Kentucky Airport?

  • How old do you have to be to fly from Portland Airport to Cincinnati Cinci./N. Kentucky Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Cincinnati Cinci./N. Kentucky Airport.

  • What documentation or ID do you need to fly to Cincinnati Cinci./N. Kentucky Airport?

    The necessary travel and health documents for your Cincinnati Cinci./N. Kentucky Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Portland to Cincinnati?

  • What is the most popular airline from Portland to Cincinnati?

Best airlines flying from Portland to Cincinnati

Compare and see reviews for airlines that fly from Portland to Cincinnati with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $65Free CancellationRating
7.3
709 reviews
Search Allegiant Air flights
FrontierPriceFrom $126Free CancellationRating
5.7
3,010 reviews
Search Frontier flights
DeltaPriceFrom $248Free CancellationRating
7.9
8,359 reviews
Search Delta flights
American AirlinesPriceFrom $256Free CancellationRating
7.1
11,520 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $296Free CancellationRating
7.9
12,134 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $306Free CancellationRating
7.4
9,509 reviews
Search United Airlines flights
SouthwestPriceFrom $356Free CancellationRating
8.0
4,331 reviews
Search Southwest flights

Traveling to a place near Cincinnati?

Book flights to Cincinnati if you plan to visit one of these locations
Florence
Mason
Newport
Sharonville
Covington
Williamstown
Middletown
Lawrenceburg
Blue Ash
West Chester
Fairfield
Oxford
Dry Ridge
Monroe
Hebron
Bethel
Trenton
Corinth
Georgetown
Edgewood

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Cincinnati?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Cincinnati. momondo saves you time and could save you money on your trip.

Can I find flights from Portland to Cincinnati with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Portland to Cincinnati flights to just show those with flexible booking policies.

How can momondo help me find flights from Portland to Cincinnati?

momondo helps you find the best flight between Portland and Cincinnati by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Portland to Cincinnati right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Cincinnati from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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