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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

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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
8:33 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
8:29 pm - 10:04 am
GRR
-
ONT
16h 35m
1 stop
Frontier Logo
7:56 pm - 7:06 pm
ONT
-
GRR
20h 10m
1 stop
$284Frontier
Fri, Aug 28 - Wed, Sep 2
Frontier Logo
4:37 pm - 11:55 pm
GRR
-
ONT
10h 18m
1 stop
Frontier Logo
6:00 am - 3:42 pm
ONT
-
GRR
6h 42m
1 stop
$302Frontier
Tue, Sep 22 - Tue, Sep 29
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
8:25 pm - 11:50 pm
GRR
-
ONT
6h 25m
1 stop
Frontier Logo
10:49 am - 7:48 pm
ONT
-
GRR
5h 59m
1 stop
$308Frontier
Fri, Jul 31 - Fri, Aug 7
American Airlines Logo
7:03 am - 11:43 am
GRR
-
ONT
7h 40m
1 stop
American Airlines Logo
10:29 am - 10:52 pm
ONT
-
GRR
9h 23m
1 stop
$323American Airlines
Sat, Aug 22 - Tue, Aug 25
Southwest Logo
1:45 pm - 7:35 pm
GRR
-
ONT
8h 50m
1 stop
Southwest Logo
10:55 am - 10:50 pm
ONT
-
GRR
8h 55m
2 stops
$328Southwest
Tue, Aug 25 - Wed, Sep 2
American Airlines Logo
7:18 am - 6:15 pm
GRR
-
ONT
13h 57m
2 stops
American Airlines Logo
12:33 pm - 10:52 pm
ONT
-
GRR
7h 19m
1 stop
$330American Airlines
Sat, Aug 22 - Thu, Aug 27
American Airlines Logo
7:18 am - 6:15 pm
GRR
-
ONT
13h 57m
2 stops
American Airlines Logo
12:59 pm - 12:41 am
ONT
-
GRR
8h 42m
2 stops
$333American Airlines
Sat, Aug 22 - Tue, Aug 25
American Airlines Logo
5:35 pm - 10:34 pm
GRR
-
ONT
7h 59m
1 stop
American Airlines Logo
12:59 pm - 12:41 am
ONT
-
GRR
8h 42m
2 stops
$334American Airlines
Tue, Aug 4 - Tue, Aug 11

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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 22
GRR7:03 amGrand Rapids Gerald R. Ford Intl
7h 40m
1 stop
ONT11:43 amOntario
Aug 25
ONT10:29 amOntario
9h 23m
1 stop
GRR10:52 pmGrand Rapids Gerald R. Ford Intl
$323
American Airlines
Aug 22
GRR7:03 amGrand Rapids Gerald R. Ford Intl
7h 40m
1 stop
ONT11:43 amOntario
Aug 25
ONT12:59 pmOntario
8h 42m
2 stops
GRR12:41 amGrand Rapids Gerald R. Ford Intl
$328
American Airlines
Aug 22
GRR7:18 amGrand Rapids Gerald R. Ford Intl
13h 57m
2 stops
ONT6:15 pmOntario
Aug 27
ONT12:33 pmOntario
7h 19m
1 stop
GRR10:52 pmGrand Rapids Gerald R. Ford Intl
$330

United Airlines flights from Grand Rapids to Ontario

Our best United Airlines deals on Grand Rapids to Ontario flight tickets
United Airlines
Sep 18
GRR6:10 pmGrand Rapids Gerald R. Ford Intl
7h 49m
1 stop
ONT10:59 pmOntario
Sep 22
ONT6:00 amOntario
7h 10m
1 stop
GRR4:10 pmGrand Rapids Gerald R. Ford Intl
$395
United Airlines
Sep 5
GRR8:00 amGrand Rapids Gerald R. Ford Intl
7h 50m
1 stop
ONT12:50 pmOntario
Sep 12
ONT5:00 amOntario
6h 43m
1 stop
GRR2:43 pmGrand Rapids Gerald R. Ford Intl
$423
United Airlines
Sep 5
GRR5:00 amGrand Rapids Gerald R. Ford Intl
10h 12m
2 stops
ONT12:12 pmOntario
Sep 12
ONT5:00 amOntario
12h 17m
2 stops
GRR8:17 pmGrand Rapids Gerald R. Ford Intl
$433

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 1, 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
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

Fri 8/28

8:29 pm-10:04 am

1 stop16h 35m

Ontario

Wed 9/2

7:56 pm-7:06 pm

1 stop20h 10m

$284

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Tue 9/22

4:37 pm-11:55 pm

1 stop10h 18m

Ontario

Tue 9/29

6:00 am-3:42 pm

1 stop6h 42m

$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

Fri 7/31

8:25 pm-11:50 pm

1 stop6h 25m

Ontario

Fri 8/7

10:49 am-7:48 pm

1 stop5h 59m

$308

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 8/22

7:03 am-11:43 am

1 stop7h 40m

Ontario

Tue 8/25

10:29 am-10:52 pm

1 stop9h 23m

$323

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Tue 8/25

1:45 pm-7:35 pm

1 stop8h 50m

Ontario

Wed 9/2

10:55 am-10:50 pm

2 stops8h 55m

$328

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 8/22

7:18 am-6:15 pm

2 stops13h 57m

Ontario

Thu 8/27

12:33 pm-10:52 pm

1 stop7h 19m

$330

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 8/22

7:18 am-6:15 pm

2 stops13h 57m

Ontario

Tue 8/25

12:59 pm-12:41 am

2 stops8h 42m

$333

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

12:59 pm-12:41 am

2 stops8h 42m

$334

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 15m

Direct flights

None
The fastest flight from Grand Rapids to Ontario takes 6h 15m
There are no direct flights from Grand Rapids to Ontario. There are no popular flight routes from Grand Rapids to Ontario.
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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 15m 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
8,452 reviews
Search Delta flights
American AirlinesPriceFrom $303Free CancellationRating
7.1
11,766 reviews
Search American Airlines flights
SouthwestPriceFrom $324Free CancellationRating
7.9
4,246 reviews
Search Southwest flights
United AirlinesPriceFrom $346Free CancellationRating
7.4
9,909 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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