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Cheap flights from Grand Rapids to Los Angeles from $189

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 3/24. 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
0 bags

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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
8:52 pm - 11:56 pm
GRR
-
ONT
6h 04m
1 stop
Frontier Logo
5:33 pm - 8:09 pm
ONT
-
GRR
23h 36m
1 stop
$211Frontier
Fri, Apr 10 - Thu, Apr 16
Frontier Logo
8:52 pm - 11:56 pm
GRR
-
ONT
6h 04m
1 stop
Frontier Logo
5:33 pm - 8:09 pm
ONT
-
GRR
23h 36m
1 stop
$212Frontier
Fri, Apr 10 - Thu, Apr 16
Frontier Logo
8:52 pm - 11:56 pm
GRR
-
ONT
6h 04m
1 stop
Frontier Logo
12:59 am - 8:09 pm
ONT
-
GRR
16h 10m
1 stop
$222Frontier
Mon, Apr 13 - Sun, Apr 19
American Airlines Logo
7:15 pm - 11:46 pm
GRR
-
ONT
7h 31m
1 stop
American Airlines Logo
10:26 pm - 10:51 am
ONT
-
GRR
9h 25m
1 stop
$377American Airlines
Sat, May 16 - Tue, May 19
American Airlines Logo
7:00 am - 4:22 pm
GRR
-
ONT
12h 22m
2 stops
American Airlines Logo
10:26 pm - 10:51 am
ONT
-
GRR
9h 25m
1 stop
$382American Airlines
Sat, May 16 - Tue, May 19
American Airlines Logo
10:27 am - 4:22 pm
GRR
-
ONT
8h 55m
2 stops
American Airlines Logo
9:24 am - 12:17 am
ONT
-
GRR
11h 53m
2 stops
$387American Airlines
Sat, May 16 - Tue, May 19
American Airlines Logo
10:27 am - 4:22 pm
GRR
-
ONT
8h 55m
2 stops
American Airlines Logo
9:24 am - 12:17 am
ONT
-
GRR
11h 53m
2 stops
$392American Airlines
Sat, May 16 - Tue, May 19
Delta Logo
6:05 am - 11:47 am
GRR
-
ONT
8h 42m
1 stop
Delta Logo
12:57 pm - 11:59 pm
ONT
-
GRR
8h 02m
1 stop
$418Delta
Tue, Mar 10 - Tue, Mar 17
American Airlines Logo
7:15 pm - 11:59 pm
GRR
-
ONT
7h 44m
1 stop
American Airlines Logo
10:36 pm - 10:55 am
ONT
-
GRR
9h 19m
1 stop
$420American Airlines
Wed, Mar 11 - Sun, Mar 15
American Airlines Logo
11:45 am - 7:09 pm
GRR
-
ONT
10h 24m
2 stops
American Airlines Logo
10:36 pm - 10:55 am
ONT
-
GRR
9h 19m
1 stop
$425American Airlines
Wed, Mar 11 - Sun, Mar 15

American Airlines flights from Grand Rapids to Ontario

Our best American Airlines deals on Grand Rapids to Ontario flight tickets
American Airlines
May 16
GRR7:15 pmGrand Rapids Gerald R. Ford Intl
7h 31m
1 stop
ONT11:46 pmOntario
May 19
ONT10:26 pmOntario
9h 25m
1 stop
GRR10:51 amGrand Rapids Gerald R. Ford Intl
$377
American Airlines
May 16
GRR10:27 amGrand Rapids Gerald R. Ford Intl
8h 55m
2 stops
ONT4:22 pmOntario
May 19
ONT10:26 pmOntario
9h 25m
1 stop
GRR10:51 amGrand Rapids Gerald R. Ford Intl
$382
American Airlines
May 16
GRR10:27 amGrand Rapids Gerald R. Ford Intl
8h 55m
2 stops
ONT4:22 pmOntario
May 19
ONT9:24 amOntario
11h 53m
2 stops
GRR12:17 amGrand Rapids Gerald R. Ford Intl
$387

Delta flights from Grand Rapids to Ontario

Our best Delta deals on Grand Rapids to Ontario flight tickets
Delta
Mar 10
GRR6:05 amGrand Rapids Gerald R. Ford Intl
8h 42m
1 stop
ONT11:47 amOntario
Mar 17
ONT12:57 pmOntario
8h 02m
1 stop
GRR11:59 pmGrand Rapids Gerald R. Ford Intl
$418
Delta
Mar 9
GRR6:05 amGrand Rapids Gerald R. Ford Intl
8h 42m
1 stop
ONT11:47 amOntario
Mar 17
ONT12:57 pmOntario
8h 02m
1 stop
GRR11:59 pmGrand Rapids Gerald R. Ford Intl
$430
Delta
Mar 24
GRR6:05 amGrand Rapids Gerald R. Ford Intl
8h 42m
1 stop
ONT11:47 amOntario
Mar 26
ONT11:59 amOntario
9h 18m
2 stops
GRR12:17 amGrand Rapids Gerald R. Ford Intl
$453

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 February 17, 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

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Fri 4/10

8:52 pm-11:56 pm

1 stop6h 04m

Ontario

Thu 4/16

5:33 pm-8:09 pm

1 stop23h 36m

$211

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Fri 4/10

8:52 pm-11:56 pm

1 stop6h 04m

Ontario

Thu 4/16

5:33 pm-8:09 pm

1 stop23h 36m

$212

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Mon 4/13

8:52 pm-11:56 pm

1 stop6h 04m

Ontario

Sun 4/19

12:59 am-8:09 pm

1 stop16h 10m

$222

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 5/16

7:15 pm-11:46 pm

1 stop7h 31m

Ontario

Tue 5/19

10:26 pm-10:51 am

1 stop9h 25m

$377

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 5/16

7:00 am-4:22 pm

2 stops12h 22m

Ontario

Tue 5/19

10:26 pm-10:51 am

1 stop9h 25m

$382

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 5/16

10:27 am-4:22 pm

2 stops8h 55m

Ontario

Tue 5/19

9:24 am-12:17 am

2 stops11h 53m

$387

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 5/16

10:27 am-4:22 pm

2 stops8h 55m

Ontario

Tue 5/19

9:24 am-12:17 am

2 stops11h 53m

$392

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Tue 3/10

6:05 am-11:47 am

1 stop8h 42m

Ontario

Tue 3/17

12:57 pm-11:59 pm

1 stop8h 02m

$418

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Wed 3/11

7:15 pm-11:59 pm

1 stop7h 44m

Ontario

Sun 3/15

10:36 pm-10:55 am

1 stop9h 19m

$420

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Wed 3/11

11:45 am-7:09 pm

2 stops10h 24m

Ontario

Sun 3/15

10:36 pm-10:55 am

1 stop9h 19m

$425

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 cheapest month to fly to Ontario?

In general, October 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 $346. If you aren’t able to travel during the month of October, then book flights to Ontario from Grand Rapids during February instead. Flights to Ontario in February, while not as cheap as those in October, still average around $358.

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

As of February 2026, prices for Grand Rapids to Ontario flights are approximately 13% 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 53m

Direct flights

None
The fastest flight from Grand Rapids to Ontario takes 6h 53m
There are no direct flights from Grand Rapids to Ontario. There are no popular flight routes from Grand Rapids to Ontario.
Search flight deals

  • 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 53m 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
FrontierPriceFrom $117Free CancellationRating
5.7
3,048 reviews
Search Frontier flights
DeltaPriceFrom $277Free CancellationRating
7.9
8,207 reviews
Search Delta flights
SouthwestPriceFrom $324Free CancellationRating
8.0
4,294 reviews
Search Southwest flights
American AirlinesPriceFrom $336Free CancellationRating
7.2
11,304 reviews
Search American Airlines flights
United AirlinesPriceFrom $347Free CancellationRating
7.4
9,312 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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