United States
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DAY - ONT

$319 Find Cheap Flights from Dayton to Ontario - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$379
Typical prices: $374-$522
Delta
Tue 11/13Fri 11/16
DAY - ONT • 1 stop
Cheapest one-way
$319
Typical prices: $265-$444
American Airlines
Sat 12/1
DAY - ONT • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Dayton and Ontario. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
January
Cheapest • 27% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Denver Intl (DEN)
Cheapest • Avg $372 (round-trip)
Dallas/Fort Worth (DFW)
Shortest trip • 7h 39m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Dayton to Ontario (DAY-ONT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Dayton to Ontario

Fri, Nov 13 - Mon, Nov 16
Delta Logo
11:27 am - 6:34 pmDAY  Dayton-ONT Ontario
10h 07m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:10 pm - 10:39 amONT  Ontario-DAY Dayton
8h 29m1 stop Atlanta Hartsfield-Jackson
$379Delta
Fri, Nov 13 - Mon, Nov 16
Delta Logo
3:22 pm - 11:49 pmDAY  Dayton-ONT Ontario
11h 27m2 stops Atlanta Hartsfield-Jackson Salt Lake City
Delta Logo
11:10 pm - 10:39 amONT  Ontario-DAY Dayton
8h 29m1 stop Atlanta Hartsfield-Jackson
$384Delta
Fri, Nov 13 - Mon, Nov 16
Delta Logo
3:22 pm - 11:49 pmDAY  Dayton-ONT Ontario
11h 27m2 stops Atlanta Hartsfield-Jackson Salt Lake City
Delta Logo
5:04 pm - 10:39 amONT  Ontario-DAY Dayton
14h 35m2 stops Salt Lake City Atlanta Hartsfield-Jackson
$389Delta
Fri, Oct 23 - Wed, Oct 28
American Airlines Logo
5:52 pm - 10:59 pmDAY  Dayton-ONT Ontario
8h 07m1 stop Charlotte Douglas
American Airlines Logo
12:43 pm - 11:34 pmONT  Ontario-DAY Dayton
7h 51m1 stop Dallas/Fort Worth
$414American Airlines
Sat, Oct 24 - Wed, Oct 28
United Airlines Logo
9:30 am - 12:46 pmDAY  Dayton-ONT Ontario
6h 16m1 stop Denver Intl
United Airlines Logo
1:29 pm - 10:42 pmONT  Ontario-DAY Dayton
6h 13m1 stop Denver Intl
$414United Airlines
Sat, Oct 24 - Wed, Oct 28
United Airlines Logo
9:30 am - 12:46 pmDAY  Dayton-ONT Ontario
6h 16m1 stop Denver Intl
United Airlines Logo
9:25 am - 11:38 pmONT  Ontario-DAY Dayton
11h 13m2 stops San Francisco Chicago O'Hare Intl
$419United Airlines
Sat, Oct 24 - Mon, Oct 26
American Airlines Logo
1:36 pm - 6:44 pmDAY  Dayton-ONT Ontario
8h 08m1 stop Dallas/Fort Worth
American Airlines Logo
11:10 pm - 10:22 amONT  Ontario-DAY Dayton
8h 12m1 stop Charlotte Douglas
$449American Airlines
Sat, Oct 24 - Tue, Oct 27
American Airlines Logo
5:52 pm - 10:59 pmDAY  Dayton-ONT Ontario
8h 07m1 stop Charlotte Douglas
American Airlines Logo
12:43 pm - 11:34 pmONT  Ontario-DAY Dayton
7h 51m1 stop Dallas/Fort Worth
$449American Airlines
Sat, Oct 24 - Tue, Oct 27
Alaska Airlines Logo
6:27 am - 6:00 pmDAY  Dayton-ONT Ontario
14h 33m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl
Alaska Airlines Logo
6:02 am - 12:26 amONT  Ontario-DAY Dayton
15h 24m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl
$699Alaska Airlines
Fri, Nov 6 - Sun, Nov 15
Alaska Airlines Logo
11:24 am - 11:06 pmDAY  Dayton-ONT Ontario
14h 42m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl
Alaska Airlines Logo
6:00 am - 9:53 pmONT  Ontario-DAY Dayton
12h 53m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl
$809Alaska Airlines
Booking Insights

Price, demand and travel trends for Dayton to Ontario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Dayton to Ontario?

Round-trip flights from Dayton to Ontario typically range from $374 to $522. The lowest price found in the past 5 days was $379, on Delta.

What's the cheapest day of the week to fly from Dayton to Ontario?

Based on deals KAYAK users found in the last 12 months, Sunday is the cheapest day of the week to fly from Dayton to Ontario. It’s 33% cheaper than the average day, while Monday is the most expensive, with prices 7% higher.

What’s the cheapest month to fly from Dayton to Ontario?

•January is the cheapest month to fly from Dayton to Ontario at $333 round-trip.
•March ($1,013) and February ($824) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 204% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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Key details for Dayton to Ontario flights

Low season

April

Cheapest flight

$319
Beat the crowds with an average 65% drop in travelers.
The most popular month to fly with an average 248% increase in travelers.
One-way flight from Dayton to Ontario

When to book flights from Dayton to Ontario

Are your dates flexible? Find out the best times to travel from Dayton to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Dayton to Ontario flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Dayton to Ontario?

    Only Economy Class is available on flights from Dayton to Ontario.

  • How long is a flight from Dayton to Ontario?

    A nonstop flight from Dayton to Ontario takes 00m, covering 1,873 miles.

  • Do I need a passport to fly from Dayton to Ontario?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Dayton to Ontario flight?

    Round-trip flights from Dayton to Ontario range from $374 to $522, with an average of $454 over the past 12 months. Anything below $374 counts as a good deal.

  • Have flight prices from Dayton to Ontario changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $379 to $3,785. That means the highest observed fare was about 10x higher than the lowest one.

  • How are flight prices from Dayton to Ontario looking right now?

    One-way fares from Dayton to Ontario are currently higher than usual. Average one-way flight prices are about $353, which is 18% above the typical average for this route.

  • What car rental options are available at Ontario Airport (ONT)?

    Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:

    • Fox
    • Thrifty
    • Europcar
    • Dollar
    • Alamo

  • Which airports can I use when flying from Dayton to Ontario?

    Flights from Dayton to Ontario usually depart from Dayton (DAY) and arrive at Ontario (ONT).

  • Which airports do connecting flights from Dayton to Ontario pass through?

    One-stop flights from Dayton to Ontario most commonly connect through:

    • Dallas/Fort Worth (DFW) - 50% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 34% of one-stop connections
    • Denver Intl (DEN) - 12% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 3% of one-stop connections

  • Can I save money by using flexible dates for flights from Dayton to Ontario?

    Yes. Flexible dates can save you up to 38% on flights from Dayton to Ontario. Sunday is the cheapest departure day at $306 round-trip on average, while Monday is the most expensive at $489, a difference of $183.

    Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • How much time can I save by choosing a different layover airport from Dayton to Ontario?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 6h 26m, compared with 7h 39m via Dallas/Fort Worth (DFW) and 7h 58m via Chicago O'Hare Intl (ORD).

  • What is the time difference between Dayton and Ontario?

    Ontario is 3 hours behind Dayton (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Ontario?

    Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

Your guide to booking Dayton to Ontario flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Sunday departure and avoid flying on Monday. On this route, Sunday flights average $306, about $183 less than Monday fares (37% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Dayton to Ontario trip for January. Fares historically average $333 round-trip in that month - typically $680 less than the most expensive month, which is March (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ontario Airport.

    • Azure Hotel & Suites, Trademark Collection by Wyndham
    • La Quinta Inn & Suites by Wyndham Ontario Airport
    • Ontario Airport Inn

More options for your flight from Dayton to Ontario

Complete your trip to Ontario with a hotel stay or car rental

Car rentals in Ontario
Hotels in Ontario
Vacations in Ontario