DAY - ONT

$309 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
$359
Typical prices: $358-$525
Delta
Sat 10/6Thu 10/11
DAY - ONT • 1 stop
Cheapest one-way
$309
Typical prices: $244-$388
Delta
Thu 10/4
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
Phoenix Sky Harbor Intl (PHX)
Cheapest • Avg $210 (round-trip)
Denver Intl (DEN)
Shortest trip • 6h 38m (one-way)
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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

Tue, Oct 6 - Sun, Oct 11
Delta Logo
6:00 am - 11:06 amDAY  Dayton-ONT Ontario
8h 06m1 stop Atlanta Hartsfield-Jackson
Delta Logo
11:15 pm - 10:38 amONT  Ontario-DAY Dayton
8h 23m1 stop Atlanta Hartsfield-Jackson
$359Delta
Tue, Dec 22 - Tue, Dec 29
American Airlines Logo
4:44 pm - 11:57 pmDAY  Dayton-ONT Ontario
10h 13m1 stop Chicago O'Hare Intl
American Airlines Logo
6:12 am - 4:14 pmONT  Ontario-DAY Dayton
7h 02m1 stop Chicago O'Hare Intl
$382American Airlines
Wed, Feb 17 - Wed, Mar 24
American Airlines Logo
9:36 am - 1:32 pmDAY  Dayton-ONT Ontario
6h 56m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 5:52 pmONT  Ontario-DAY Dayton
8h 52m1 stop Chicago O'Hare Intl
$382American Airlines
Fri, Jan 22 - Tue, Jan 26
Delta Logo
2:55 pm - 10:14 pmDAY  Dayton-ONT Ontario
10h 19m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 5:49 pmONT  Ontario-DAY Dayton
7h 49m1 stop Atlanta Hartsfield-Jackson
$389Delta
Wed, Feb 17 - Wed, Mar 24
American Airlines Logo
1:40 pm - 10:08 pmDAY  Dayton-ONT Ontario
11h 28m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl
American Airlines Logo
6:00 am - 5:52 pmONT  Ontario-DAY Dayton
8h 52m1 stop Chicago O'Hare Intl
$417American Airlines
Tue, Oct 6 - Sun, Oct 11
Delta Logo
3:25 pm - 11:55 pmDAY  Dayton-ONT Ontario
11h 30m2 stops Atlanta Hartsfield-Jackson Salt Lake City
Delta Logo
11:15 pm - 10:38 amONT  Ontario-DAY Dayton
8h 23m1 stop Atlanta Hartsfield-Jackson
$434Delta
Tue, Oct 27 - Tue, Nov 10
United Airlines Logo
8:00 am - 12:33 pmDAY  Dayton-ONT Ontario
7h 33m1 stop Denver Intl
United Airlines Logo
1:29 pm - 10:42 pmONT  Ontario-DAY Dayton
6h 13m1 stop Denver Intl
$459United Airlines
Tue, Feb 9 - Sat, Feb 13
United Airlines Logo
8:55 am - 12:33 pmDAY  Dayton-ONT Ontario
6h 38m1 stop Denver Intl
United Airlines Logo
1:00 pm - 10:24 pmONT  Ontario-DAY Dayton
6h 24m1 stop Denver Intl
$459United Airlines
Thu, Oct 15 - Sat, Oct 17
Alaska Airlines Logo
6:00 am - 6:00 pmDAY  Dayton-ONT Ontario
15h 00m2 stops Dallas/Fort Worth Seattle/Tacoma Intl
Alaska Airlines Logo
6:02 am - 11:34 pmONT  Ontario-DAY Dayton
14h 32m2 stops Seattle/Tacoma Intl Dallas/Fort Worth
$725Alaska Airlines
Thu, Sep 10 - Sat, Sep 12
Alaska Airlines Logo
5:34 am - 2:16 pmDAY  Dayton-ONT Ontario
11h 42m2 stops Chicago O'Hare Intl Seattle/Tacoma Intl
Alaska Airlines Logo
6:02 am - 11:38 pmONT  Ontario-DAY Dayton
14h 36m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl
$783Alaska 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 from Dayton to Ontario with more confidence.

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

Round-trip flights from Dayton to Ontario start at $359. Prices are typical for this route right now, with typical round-trip fares ranging from $358 to $525. The lowest price found in the past 5 days was $359 on Delta.

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

Tuesday is the cheapest day of the week to fly from Dayton to Ontario, it is 24% cheaper than the average day. Sunday is the most expensive day with flight prices 14% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is 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.

Find deals

Key details for Dayton to Ontario flights

Low season

April

Cheapest flight

$309
Best time to beat the crowds but there is an average 20% increase in price.
Most popular time to fly and prices are also 4% lower on average.
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 route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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).

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

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

  • 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) - 27% of one-stop connections
    • Denver Intl (DEN) - 16% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 5% of one-stop connections

    Dallas/Fort Worth (DFW) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 34% on the Dayton to Ontario route. Tuesday is the cheapest departure day at $348 round-trip on average, while Sunday is the most expensive at $522, a difference of $174. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Ontario?

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

  • How long is a flight from Dayton to Ontario?

    A nonstop flight from Dayton to Ontario takes 0h 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.

  • 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 $359 to $3,454. 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 $707, which is 158% above the typical average for this route.

  • 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 38m, compared with 6h 42m via Phoenix Sky Harbor Intl (PHX) and 7h 40m via Dallas/Fort Worth (DFW).

  • 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 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

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

    Round-trip flights from Dayton to Ontario range from $358 to $525, with an average of $454 over the past 12 months. Anything below $358 counts as a good deal.

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 can be flexible, aim for a Tuesday departure instead of Sunday. On this route, Tuesday flights average $348 - about $174 less than Sunday (33% 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
    - Holiday Inn Ontario Airport By IHG

Everything you need to know for your flight from Dayton to Ontario

Information on your arrival and departure airports

Dayton (DAY)
Ontario (ONT)