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Cheap flights from Grand Rapids to Los Angeles from $118

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Grand Rapids to Los Angeles departing on 8/20. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Grand Rapids to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:33 pm - 11:50 pm
GRR
-
ONT
6h 17m
1 stop
Frontier Logo
6:00 am - 7:06 pm
ONT
-
GRR
10h 06m
1 stop
$240Frontier
Sat, Aug 15 - Sat, Aug 22
Frontier Logo
8:33 pm - 11:50 pm
GRR
-
ONT
6h 17m
1 stop
Frontier Logo
10:49 am - 7:48 pm
ONT
-
GRR
5h 59m
1 stop
$274Frontier
Thu, Aug 13 - Sun, Aug 16
Frontier Logo
8:25 pm - 11:50 pm
GRR
-
ONT
6h 25m
1 stop
Frontier Logo
6:00 am - 7:48 pm
ONT
-
GRR
10h 48m
1 stop
$302Frontier
Sat, Aug 1 - Sat, Aug 8
Frontier Logo
8:01 pm - 10:04 am
GRR
-
ONT
17h 03m
1 stop
Frontier Logo
6:00 am - 7:06 pm
ONT
-
GRR
10h 06m
1 stop
$304Frontier
Sat, Aug 22 - Thu, Aug 27
Frontier Logo
8:33 pm - 11:50 pm
GRR
-
ONT
6h 17m
1 stop
Frontier Logo
10:49 am - 7:48 pm
ONT
-
GRR
5h 59m
1 stop
$308Frontier
Thu, Aug 13 - Sun, Aug 16
American Airlines Logo
5:35 pm - 10:34 pm
GRR
-
ONT
7h 59m
1 stop
American Airlines Logo
12:33 pm - 10:52 pm
ONT
-
GRR
7h 19m
1 stop
$323American Airlines
Tue, Aug 4 - Tue, Aug 11
Delta Logo
6:10 am - 10:42 am
GRR
-
ONT
7h 32m
1 stop
Delta Logo
9:43 am - 11:55 pm
ONT
-
GRR
11h 12m
2 stops
$328Delta
Tue, Aug 4 - Tue, Aug 11
American Airlines Logo
5:29 pm - 10:37 pm
GRR
-
ONT
8h 08m
1 stop
American Airlines Logo
10:25 am - 10:54 pm
ONT
-
GRR
9h 29m
1 stop
$330American Airlines
Wed, Sep 23 - Sat, Sep 26
American Airlines Logo
6:44 am - 1:25 pm
GRR
-
ONT
9h 41m
1 stop
American Airlines Logo
12:37 pm - 10:54 pm
ONT
-
GRR
7h 17m
1 stop
$331American Airlines
Wed, Sep 23 - Sat, Sep 26
Delta Logo
4:00 pm - 11:47 pm
GRR
-
ONT
10h 47m
2 stops
Delta Logo
6:00 pm - 10:47 am
ONT
-
GRR
13h 47m
2 stops
$333Delta
Wed, Sep 23 - Sat, Sep 26

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American Airlines flights from Grand Rapids to Ontario

Our best American Airlines deals on Grand Rapids to Ontario flight tickets
American Airlines
Aug 4
GRR5:35 pmGrand Rapids Gerald R. Ford Intl
7h 59m
1 stop
ONT10:34 pmOntario
Aug 11
ONT12:33 pmOntario
7h 19m
1 stop
GRR10:52 pmGrand Rapids Gerald R. Ford Intl
$323
American Airlines
Sep 23
GRR5:29 pmGrand Rapids Gerald R. Ford Intl
8h 08m
1 stop
ONT10:37 pmOntario
Sep 26
ONT10:25 amOntario
9h 29m
1 stop
GRR10:54 pmGrand Rapids Gerald R. Ford Intl
$330
American Airlines
Sep 23
GRR6:44 amGrand Rapids Gerald R. Ford Intl
9h 41m
1 stop
ONT1:25 pmOntario
Sep 26
ONT12:37 pmOntario
7h 17m
1 stop
GRR10:54 pmGrand Rapids Gerald R. Ford Intl
$331

Delta flights from Grand Rapids to Ontario

Our best Delta deals on Grand Rapids to Ontario flight tickets
Delta
Aug 4
GRR6:10 amGrand Rapids Gerald R. Ford Intl
7h 32m
1 stop
ONT10:42 amOntario
Aug 11
ONT9:43 amOntario
11h 12m
2 stops
GRR11:55 pmGrand Rapids Gerald R. Ford Intl
$328
Delta
Sep 23
GRR4:00 pmGrand Rapids Gerald R. Ford Intl
10h 47m
2 stops
ONT11:47 pmOntario
Sep 26
ONT6:00 pmOntario
13h 47m
2 stops
GRR10:47 amGrand Rapids Gerald R. Ford Intl
$333
Delta
Oct 22
GRR3:37 pmGrand Rapids Gerald R. Ford Intl
11h 09m
2 stops
ONT11:46 pmOntario
Oct 27
ONT9:45 amOntario
10h 06m
2 stops
GRR10:51 pmGrand Rapids Gerald R. Ford Intl
$351

momondo 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, momondo users made 832,500 searches. Data last updated July 5, 2026.
Use the filters below to find and compare flights from Grand Rapids to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 8/15

8:33 pm-11:50 pm

1 stop6h 17m

Ontario

Sat 8/22

6:00 am-7:06 pm

1 stop10h 06m

$240
Quickest round-trip

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Thu 8/13

8:33 pm-11:50 pm

1 stop6h 17m

Ontario

Sun 8/16

10:49 am-7:48 pm

1 stop5h 59m

$274

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 8/1

8:25 pm-11:50 pm

1 stop6h 25m

Ontario

Sat 8/8

6:00 am-7:48 pm

1 stop10h 48m

$302

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 8/22

8:01 pm-10:04 am

1 stop17h 03m

Ontario

Thu 8/27

6:00 am-7:06 pm

1 stop10h 06m

$304

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Thu 8/13

8:33 pm-11:50 pm

1 stop6h 17m

Ontario

Sun 8/16

10:49 am-7:48 pm

1 stop5h 59m

$308

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Tue 8/4

5:35 pm-10:34 pm

1 stop7h 59m

Ontario

Tue 8/11

12:33 pm-10:52 pm

1 stop7h 19m

$323

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Tue 8/4

6:10 am-10:42 am

1 stop7h 32m

Ontario

Tue 8/11

9:43 am-11:55 pm

2 stops11h 12m

$328

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Wed 9/23

5:29 pm-10:37 pm

1 stop8h 08m

Ontario

Sat 9/26

10:25 am-10:54 pm

1 stop9h 29m

$330

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Wed 9/23

6:44 am-1:25 pm

1 stop9h 41m

Ontario

Sat 9/26

12:37 pm-10:54 pm

1 stop7h 17m

$331

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Wed 9/23

4:00 pm-11:47 pm

2 stops10h 47m

Ontario

Sat 9/26

6:00 pm-10:47 am

2 stops13h 47m

$333

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Grand Rapids to Ontario

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 typical price of a round-trip flight between Grand Rapids and Ontario?

What is the cheapest month to fly to Ontario?

In general, September is the cheapest month to fly from Grand Rapids to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $303. If you aren’t able to travel during the month of September, then book flights to Ontario from Grand Rapids during October instead. Flights to Ontario in October, while not as cheap as those in September, still average around $347.

How have Grand Rapids to Ontario flight prices changed over time?

As of July 2026, prices for Grand Rapids to Ontario flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Grand Rapids to Ontario

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

Cheap Grand Rapids to Ontario (GRR to ONT) flight deals and tips

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

Fastest flight time

6h 17m

Direct flights

None
The fastest flight from Grand Rapids to Ontario takes 6h 17m
There are no direct flights from Grand Rapids to Ontario. There are no popular flight routes from Grand Rapids to Ontario.
Search flight deals

Frequently asked questions about flying from Grand Rapids to Ontario

  • How far is Grand Rapids Gerald R. Ford Intl to Ontario by plane?

    Ontario is 1820.7 mi away from Grand Rapids Gerald R. Ford Intl. 6h 17m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Grand Rapids Gerald R. Ford Intl Airport to Ontario Airport?

    Prices for flights from Grand Rapids Gerald R. Ford Intl Airport to Ontario Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Grand Rapids Gerald R. Ford Intl Airport to Ontario Airport?

  • How old do you have to be to fly from Grand Rapids Gerald R. Ford Intl Airport to Ontario 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 Grand Rapids Gerald R. Ford Intl Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The required travel and health documents for your Ontario Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Grand Rapids to Ontario?

Best airlines flying from Grand Rapids to Ontario

Compare and see reviews for airlines that fly from Grand Rapids to Ontario with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $277Free CancellationRating
7.8
8,451 reviews
Search Delta flights
American AirlinesPriceFrom $303Free CancellationRating
7.1
11,777 reviews
Search American Airlines flights
SouthwestPriceFrom $324Free CancellationRating
7.9
4,249 reviews
Search Southwest flights
United AirlinesPriceFrom $346Free CancellationRating
7.4
9,933 reviews
Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Grand Rapids.

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

momondo does allow users to show only those flights to Ontario from Grand Rapids which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Grand Rapids to Ontario?

Once all potential Grand Rapids to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Grand Rapids to Ontario right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Ontario from Grand Rapids. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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