HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$155+ Cheap flights from Grand Rapids (GRR) to Ontario

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/23. Fares are subject to change and may not be available on all flights or dates of travel.
GRR — YYZ
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Grand Rapids to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Grand Rapids to Ontario

Keep the following information in mind while searching for Grand Rapids to Ontario flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$281
(American Airlines)

One-way from

$155
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$563
Provider with most accurate pricing for Grand Rapids Gerald R. Ford Intl-Toronto (YTO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Grand Rapids Gerald R. Ford Intl-Toronto (YTO) flights.
Search Deals
From Grand Rapids Gerald R. Ford Intl to Ontario
Search Deals
One-way flight from Grand Rapids Gerald R. Ford Intl to Ontario
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($99 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($41 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Grand Rapids to Ontario

Cheapest flights from Grand Rapids to Ontario
Explore the most affordable flight options available from Grand Rapids to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/126:54 pmGRR - YYZ
1 stop16h 49mMultiple Airlines
Sun 12/148:00 pmYYZ - GRR
1 stop19h 09mMultiple Airlines
Deal found 10/29$382
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/54:30 pmGRR - YYZ
1 stop13h 50mMultiple Airlines
Sun 12/78:30 pmYYZ - GRR
1 stop21h 34mMultiple Airlines
Deal found 10/28$390
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/135:26 pmGRR - YUL
2 stops26h 18mMultiple Airlines
Sat 12/204:35 pmYUL - GRR
1 stop15h 50mMultiple Airlines
Deal found 10/29$508
This American Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/146:52 pmGRR - YOW
2 stops21h 59mAmerican Airlines
Sun 12/216:45 amYOW - GRR
2 stops17h 14mAmerican Airlines
Deal found 10/30$551
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/1410:00 amGRR - YOW
1 stop7h 09mMultiple Airlines
Sun 12/214:45 pmYOW - GRR
2 stops39h 40mMultiple Airlines
Deal found 10/30$592
This American Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/136:00 amGRR - YUL
2 stops9h 24mAmerican Airlines
Sat 12/2012:59 pmYUL - GRR
2 stops11h 00mAmerican Airlines
Deal found 10/29$796
This Priceline deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/117:37 pmGRR - YUL
1 stop3h 49mWestJet
Fri 11/1412:45 pmYUL - GRR
1 stop8h 02mWestJet
Deal found 10/29$853
This American Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1112:38 pmGRR - YUL
2 stops10h 01mAmerican Airlines
Fri 11/147:00 amYUL - GRR
2 stops9h 15mAmerican Airlines
Deal found 10/29$887

Cheapflights Fare Finder

 
Customize your flight search to find flights from Grand Rapids to Ontario 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, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Grand Rapids to Ontario that are best for you.

Fly from

Grand Rapids

Fly to

Ontario

Route

Depart

Return

Price

Grand RapidsMontreal

GRR - YUL

GRRYUL

Grand Rapids Gerald R. Ford Intl

Fri 1/9

6:32 pm-3:08 pm

1 stop20h 36m

Montreal Pierre Elliott Trudeau Intl

Mon 1/12

3:52 pm-11:48 am

1 stop19h 56m

$378

Grand RapidsToronto

GRR - YYZ

GRRYYZ

Grand Rapids Gerald R. Ford Intl

Fri 12/12

6:54 pm-11:43 am

1 stop16h 49m

Toronto Pearson Intl

Sun 12/14

8:00 pm-3:09 pm

1 stop19h 09m

$382

Grand RapidsMontreal

GRR - YUL

GRRYUL

Grand Rapids Gerald R. Ford Intl

Sun 2/8

6:32 pm-3:08 pm

1 stop20h 36m

Montreal Pierre Elliott Trudeau Intl

Thu 2/12

7:30 am-6:45 pm

2 stops11h 15m

$388

Grand RapidsToronto

GRR - YYZ

GRRYYZ

Grand Rapids Gerald R. Ford Intl

Fri 12/5

4:30 pm-6:20 am

1 stop13h 50m

Toronto Pearson Intl

Sun 12/7

8:30 pm-6:04 pm

1 stop21h 34m

$390

Grand RapidsToronto

GRR - YYZ

GRRYYZ

Grand Rapids Gerald R. Ford Intl

Thu 1/1

7:04 pm-10:56 am

1 stop15h 52m

Toronto Pearson Intl

Tue 1/6

4:44 pm-11:53 am

1 stop19h 09m

$402

Grand RapidsMontreal

GRR - YUL

GRRYUL

Grand Rapids Gerald R. Ford Intl

Mon 3/2

3:06 pm-3:05 pm

1 stop23h 59m

Montreal Pierre Elliott Trudeau Intl

Fri 3/6

2:25 pm-12:41 am

1 stop10h 16m

$447

Grand RapidsOttawa

GRR - YOW

GRRYOW

Grand Rapids Gerald R. Ford Intl

Thu 2/5

12:50 pm-5:12 pm

1 stop4h 22m

Ottawa

Mon 2/9

3:10 pm-10:25 pm

1 stop7h 15m

$459

Grand RapidsMontreal

GRR - YUL

GRRYUL

Grand Rapids Gerald R. Ford Intl

Mon 1/12

3:14 pm-3:08 pm

1 stop23h 54m

Montreal Pierre Elliott Trudeau Intl

Sun 1/18

7:30 am-11:30 pm

2 stops16h 00m

$463

Grand RapidsOttawa

GRR - YOW

GRRYOW

Grand Rapids Gerald R. Ford Intl

Wed 3/11

12:41 pm-9:18 pm

1 stop8h 37m

Ottawa

Sun 3/15

6:00 am-3:59 pm

2 stops9h 59m

$471

Grand RapidsMontreal

GRR - YUL

GRRYUL

Grand Rapids Gerald R. Ford Intl

Mon 4/13

7:30 am-4:28 pm

1 stop8h 58m

Montreal Pierre Elliott Trudeau Intl

Sat 4/18

6:00 am-9:53 am

1 stop3h 53m

$490

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 23 results
1
2
3

Best time to book a flight from Grand Rapids to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Grand Rapids with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Grand Rapids to Ontario

What is the cheapest time of day to fly from GRR to ON?

Find hourly flight availability from Grand Rapids to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

A simple way to save on the total cost of your ticket is to fly from Grand Rapids to Region of Ontario in the afternoon. If you’re flexible enough to do this you can expect to save up to 41% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated October 30, 2025.
Read through reviews of airlines operating flights from Grand Rapids to Ontario, such as Delta, American Airlines, and WestJet. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,998 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Overall

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Overall

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,034 reviews
Delta
7.9
Good
7,998 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Overall

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
WestJet
7.2
Good
3,152 reviews
Delta
7.9
Good
7,998 reviews

Food

7.3

Crew

8.5

Comfort

7.9

Overall

7.9

Boarding

8.2

Entertainment

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Grand Rapids to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Grand Rapids to Ontario?

    Most people fly from Grand Rapids Gerald R. Ford Intl (GRR) if they book a flight from Grand Rapids to Ontario. Grand Rapids Gerald R. Ford Intl is conveniently located just 9.2 mi from Grand Rapids’s city center.

  • How long is the flight from Grand Rapids to Region of Ontario?

    Departing from Grand Rapids to Region of Ontario will take you 4h 22m. Grand Rapids and Region of Ontario are separated by a distance of 517 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Grand Rapids to Region of Ontario?

    While some choose either Grand Rapids Gerald R. Ford Intl - Toronto Pearson Intl or Grand Rapids Gerald R. Ford Intl - Ottawa, Grand Rapids Gerald R. Ford Intl - Montreal Pierre Elliott Trudeau Intl is the most popular route from Grand Rapids to Region of Ontario.

  • Can I find deals for flights from Grand Rapids to Ontario that include hotel bookings?

    Yes. In addition to deals on Grand Rapids to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Grand Rapids to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Grand Rapids to Ontario.

  • Can I find deals for business class flights from Grand Rapids to Ontario?

    Yes. Cheapflights offers flight deals from Grand Rapids to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Grand Rapids to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Vancouver Intl flights
O'Hare Intl to Pearson Intl flights
O'Hare Intl to Calgary flights
O'Hare Intl to Pierre Elliott Trudeau Intl flights
Midway to Toronto Island flights
Midway to Pearson Intl flights
O'Hare Intl to Québec City flights
O'Hare Intl to Toronto Island flights
Midway to Vancouver Intl flights
Detroit to Pierre Elliott Trudeau Intl flights
Midway to Pierre Elliott Trudeau Intl flights
Detroit to Vancouver Intl flights
Midway to Calgary flights
O'Hare Intl to Abbotsford flights
Detroit to Pearson Intl flights
Detroit to Calgary flights
O'Hare Intl to Winnipeg flights
Midway to Québec City flights
O'Hare Intl to Halifax flights
O'Hare Intl to Ottawa flights
Detroit to Québec City flights
Detroit to Halifax flights
O'Hare Intl to Edmonton flights
Detroit to Toronto Island flights
Midway to Halifax flights
Grand Rapids to Vancouver Intl flights
Detroit to Ottawa flights
Midway to Winnipeg flights
Detroit to Edmonton flights
South Bend to Pearson Intl flights
Grand Rapids to Calgary flights
Midway to Edmonton flights
Midway to Ottawa flights
O'Hare Intl to St. John's flights
Grand Rapids to Québec City flights
Grand Rapids to Pierre Elliott Trudeau Intl flights
Grand Rapids to Pearson Intl flights
O'Hare Intl to Deer Lake flights
Flint to Pierre Elliott Trudeau Intl flights
Flint to Pearson Intl flights
O'Hare Intl to Regina flights
O'Hare Intl to Saskatoon flights
South Bend to Vancouver Intl flights
Detroit to Winnipeg flights
O'Hare Intl to Hamilton flights
O'Hare Intl to Charlottetown flights
O'Hare Intl to Victoria flights
O'Hare Intl to London flights
Traverse City to Calgary flights
Traverse City to Pearson Intl flights

Top 2 airlines flying from Grand Rapids to Ontario

Discover the top 2 airlines that operate flights from Grand Rapids to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$256Average$524FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$455Average$585FlexibilityNo cancel feeOn-time60%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.