GRR - ONT

$135 Find Cheap Flights from Grand Rapids to Ontario - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$258
Typical prices: $379-$538
Frontier
Mon 12/10Sat 12/15
GRR - ONT • 1 stop
Cheapest one-way
$135
Typical prices: $203-$299
Frontier
Mon 11/5
GRR - ONT • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Grand Rapids and Ontario. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 20% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Charlotte Douglas (CLT)
Cheapest • Avg $326 (round-trip)
Las Vegas Harry Reid Intl (LAS)
Shortest trip • 6h 22m (one-way)
Insights
Insights
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We hope you love your trip to Ontario!

Cheap Flights from Grand Rapids to Ontario (GRR-ONT)

 

Cheap flights from Grand Rapids to Ontario with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Thu, Dec 10 - Tue, Dec 15
Frontier Logo
7:32 pm - 10:45 amGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
18h 13m1 stop Denver Intl
Frontier Logo
6:00 am - 6:47 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
9h 47m1 stop Denver Intl
$258Frontier
Thu, Dec 3 - Sat, Dec 5
Frontier Logo
7:32 pm - 12:17 amGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
7h 45m1 stop Denver Intl
Frontier Logo
6:00 am - 6:47 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
9h 47m1 stop Denver Intl
$284Frontier
Mon, Nov 23 - Tue, Nov 24
Multiple Airlines Logo
7:00 am - 8:30 amGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
28h 30m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
10:40 pm - 1:40 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
12h 00m1 stop Las Vegas Harry Reid Intl
$325Multiple Airlines
Thu, Dec 10 - Tue, Dec 15
American Airlines Logo
6:29 am - 1:24 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
9h 55m1 stop Dallas/Fort Worth
American Airlines Logo
1:02 pm - 10:53 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
6h 51m1 stop Dallas/Fort Worth
$357American Airlines
Wed, Nov 4 - Sat, Nov 7
American Airlines Logo
5:39 pm - 11:46 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
9h 07m1 stop Dallas/Fort Worth
American Airlines Logo
1:23 pm - 10:37 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
6h 14m1 stop Phoenix Sky Harbor Intl
$357American Airlines
Wed, Nov 4 - Thu, Nov 5
United Airlines Logo
3:42 pm - 8:51 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
8h 09m1 stop Denver Intl
United Airlines Logo
1:29 pm - 10:20 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
5h 51m1 stop Denver Intl
$357United Airlines
Thu, Dec 10 - Mon, Dec 14
Delta Logo
6:00 am - 11:07 amGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
8h 07m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:20 pm - 11:49 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
8h 29m1 stop Atlanta Hartsfield-Jackson
$357Delta
Thu, Dec 10 - Tue, Dec 15
Southwest Logo
4:30 pm - 8:35 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
7h 05m1 stop Las Vegas Harry Reid Intl
Southwest Logo
8:55 am - 8:15 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
8h 20m2 stops Sacramento Intl Chicago Midway
$362Southwest
Thu, Dec 10 - Tue, Dec 15
Southwest Logo
7:05 am - 2:40 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
10h 35m2 stops Chicago Midway Denver Intl
Southwest Logo
7:05 am - 8:15 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
10h 10m2 stops San Jose Chicago Midway
$382Southwest
Sat, Nov 14 - Tue, Nov 17
United Airlines Logo
8:00 am - 12:33 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
7h 33m1 stop Denver Intl
United Airlines Logo
1:29 pm - 10:20 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
5h 51m1 stop Denver Intl
$477United Airlines

Price, demand and travel trends for Grand Rapids 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 Grand Rapids to Ontario?

Round-trip flights from Grand Rapids to Ontario typically range from $379 to $538. The lowest price found in the past 5 days was $258, on Frontier.

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

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Grand Rapids to Ontario. It’s 16% cheaper than the average day, while Sunday is the most expensive, with prices 21% higher.

What’s the cheapest month to fly from Grand Rapids to Ontario?

•February is the cheapest month to fly from Grand Rapids to Ontario at $358 round-trip.
•December ($674) and March ($551) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 88% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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Key details for Grand Rapids to Ontario flights

Low season

January

Cheapest flight

$135
Beat the crowds with an average 49% drop in travelers.
The most popular month to fly with an average 71% increase in travelers.
One-way flight from Grand Rapids to Ontario

When to book flights from Grand Rapids to Ontario

Are your dates flexible? Find out the best times to travel from Grand Rapids 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 Grand Rapids 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 Grand Rapids to Ontario?

    Two cabin classes are available on flights from Grand Rapids to Ontario:

    • Economy Class
    • First Class

  • How long is a flight from Grand Rapids to Ontario?

    A nonstop flight from Grand Rapids to Ontario takes 00m, covering 1,824 miles.

  • Do I need a passport to fly from Grand Rapids 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 Grand Rapids to Ontario flight?

    Round-trip flights from Grand Rapids to Ontario range from $379 to $538, with an average of $447 over the past 12 months. Anything below $379 counts as a good deal.

  • Have flight prices from Grand Rapids 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 $258 to $2,046. That means the highest observed fare was about 8x higher than the lowest one.

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

    One-way fares from Grand Rapids to Ontario are currently lower than usual. Average one-way flight prices are about $194, which is 21% below 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 Grand Rapids to Ontario?

    Flights from Grand Rapids to Ontario usually depart from Grand Rapids Gerald R. Ford Intl (GRR) and arrive at Ontario (ONT).

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

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

    • Denver Intl (DEN) - 51% of one-stop connections
    • Dallas/Fort Worth (DFW) - 26% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 12% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 5% of one-stop connections

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

    Yes. Flexible dates can save you up to 31% on flights from Grand Rapids to Ontario. Thursday is the cheapest departure day at $378 round-trip on average, while Sunday is the most expensive at $545, a difference of $167.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

    Flying via Las Vegas Harry Reid Intl (LAS) gives the shortest average 1-stop total travel time at 6h 22m, compared with 6h 48m via Phoenix Sky Harbor Intl (PHX) and 7h 20m via Denver Intl (DEN).

  • What is the time difference between Grand Rapids and Ontario?

    Ontario is 3 hours behind Grand Rapids (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 Grand Rapids 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 Thursday departure and avoid flying on Sunday. On this route, Thursday flights average $378, about $167 less than Sunday fares (31% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Grand Rapids to Ontario trip for February. Fares historically average $358 round-trip in that month - typically $316 less than the most expensive month, which is December (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.

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

More options for your flight from Grand Rapids to Ontario

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

Car rentals in Ontario
Hotels in Ontario
Vacations in Ontario