Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Ontario to Paducah from $524

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Paducah departing on 8/18. 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

Find the cheapest flights from Ontario to Paducah

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
9:15 am - 7:10 pmONT  Ontario-PAH Paducah Barkley Regional
7h 55m1 stop Houston George Bush Intcntl
United Airlines Logo
5:02 am - 3:41 pmPAH  Paducah Barkley Regional-ONT Ontario
12h 39m2 stops Chicago O'Hare Intl San Francisco
$524United Airlines
Tue, Aug 18 - Sat, Aug 22
United Airlines Logo
6:00 am - 6:56 pmONT  Ontario-PAH Paducah Barkley Regional
34h 56m2 stops San Francisco Houston George Bush Intcntl
United Airlines Logo
2:18 pm - 9:40 pmPAH  Paducah Barkley Regional-ONT Ontario
9h 22m1 stop Houston George Bush Intcntl
$549United Airlines
Sat, Nov 14 - Tue, Nov 17
United Airlines Logo
4:17 pm - 6:56 pmONT  Ontario-PAH Paducah Barkley Regional
24h 39m2 stops San Francisco Houston George Bush Intcntl
United Airlines Logo
5:00 am - 3:33 pmPAH  Paducah Barkley Regional-ONT Ontario
12h 33m2 stops Chicago O'Hare Intl San Francisco
$554United Airlines
Sat, Nov 14 - Tue, Nov 17
United Airlines Logo
6:00 am - 6:56 pmONT  Ontario-PAH Paducah Barkley Regional
10h 56m1 stop Houston George Bush Intcntl
United Airlines Logo
2:18 pm - 9:40 pmPAH  Paducah Barkley Regional-ONT Ontario
9h 22m1 stop Houston George Bush Intcntl
$558United Airlines
Sat, Nov 14 - Tue, Nov 17

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

United Airlines flights from Ontario to Paducah

Our best United Airlines deals on Ontario to Paducah flight tickets
United Airlines
Aug 18
ONT9:15 amOntario
7h 55m
1 stop
PAH7:10 pmPaducah Barkley Regional
Aug 22
PAH5:02 amPaducah Barkley Regional
12h 39m
2 stops
ONT3:41 pmOntario
$524
United Airlines
Nov 14
ONT6:00 amOntario
34h 56m
2 stops
PAH6:56 pmPaducah Barkley Regional
Nov 17
PAH2:18 pmPaducah Barkley Regional
9h 22m
1 stop
ONT9:40 pmOntario
$549
United Airlines
Nov 14
ONT4:17 pmOntario
24h 39m
2 stops
PAH6:56 pmPaducah Barkley Regional
Nov 17
PAH5:00 amPaducah Barkley Regional
12h 33m
2 stops
ONT3:33 pmOntario
$554

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Paducah 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 August 6, 2026.
Use the filters below to find and compare flights from Ontario to Paducah that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioPaducah

ONT Ontario - PAH Paducah Barkley Regional

ONTPAH

Ontario

Tue 8/18

9:15 am-7:10 pm

1 stop7h 55m

Paducah Barkley Regional

Sat 8/22

5:02 am-3:41 pm

2 stops12h 39m

$524

OntarioPaducah

ONT Ontario - PAH Paducah Barkley Regional

ONTPAH

Ontario

Sat 11/14

6:00 am-6:56 pm

2 stops34h 56m

Paducah Barkley Regional

Tue 11/17

2:18 pm-9:40 pm

1 stop9h 22m

$549

OntarioPaducah

ONT Ontario - PAH Paducah Barkley Regional

ONTPAH

Ontario

Sat 11/14

4:17 pm-6:56 pm

2 stops24h 39m

Paducah Barkley Regional

Tue 11/17

5:00 am-3:33 pm

2 stops12h 33m

$554
Quickest round-trip

OntarioPaducah

ONT Ontario - PAH Paducah Barkley Regional

ONTPAH

Ontario

Sat 11/14

6:00 am-6:56 pm

1 stop10h 56m

Paducah Barkley Regional

Tue 11/17

2:18 pm-9:40 pm

1 stop9h 22m

$558
Cheapest one-way
Quickest one-way

OntarioPaducah

ONT Ontario - PAH Paducah Barkley Regional

ONTPAH

Ontario

Sat 8/22

5:00 am-7:10 pm

2 stops12h 10m

$555

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Paducah from

How to get the cheapest flight ticket from Ontario to Paducah

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 cheapest airline that flies from Ontario to Paducah Barkley Regional?

United Airlines is the most popular carrier operating from Ontario to Paducah Barkley Regional

When to book flights from Ontario to Paducah

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

Cheap Ontario to Paducah (ONT to PAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Paducah

Fastest flight time

21h 52m

Direct flights

None
The fastest flight from Ontario to Paducah takes 21h 52m
There are no direct flights from Ontario to Paducah. There are no popular flight routes from Ontario to Paducah.
Search flight deals

Frequently asked questions about flying from Ontario to Paducah

  • How far is Ontario to Paducah Barkley Regional by plane?

    Ontario and Paducah Barkley Regional are 1638.3 mi apart from one another. A reasonable flight in good conditions will take 21h 52m.

  • When did momondo last update prices for flights from Ontario Airport to Paducah Barkley Regional Airport?

    Prices for flights from Ontario Airport to Paducah Barkley Regional Airport are updated daily.

  • How old do you have to be to fly from Ontario Airport to Paducah Barkley Regional 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 Ontario Airport to Paducah Barkley Regional Airport.

  • What documentation or ID do you need to fly to Paducah Barkley Regional Airport?

    The travel and health documents you'll need for your trip to Paducah Barkley Regional Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Paducah Barkley Regional Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Paducah?

Book flights to Paducah if you plan to visit one of these locations
Metropolis

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Paducah?

It is quick and easy to find Ontario to Paducah flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Paducah that suits you.

Can I find flights from Ontario to Paducah with flexible booking policies on momondo?

Yes. All flights to Paducah from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Paducah?

momondo helps you find the best flight between Ontario and Paducah 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 Ontario to Paducah right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Paducah now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Paducah and let you know when they change.

An easier way to manage your Paducah trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 9/5
Sat 9/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States