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Cheap flights from Grand Rapids to Los Angeles from $131

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 8/15. 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 - 7:44 pm
ONT
-
GRR
10h 44m
1 stop
$264Frontier
Sat, Aug 15 - Mon, Aug 24
Frontier Logo
8:33 pm - 11:50 pm
GRR
-
ONT
6h 17m
1 stop
Frontier Logo
6:00 am - 7:44 pm
ONT
-
GRR
10h 44m
1 stop
$286Frontier
Sat, Aug 15 - Sat, Aug 29
Frontier Logo
8:29 pm - 11:49 pm
GRR
-
ONT
6h 20m
1 stop
Frontier Logo
6:00 am - 7:44 pm
ONT
-
GRR
10h 44m
1 stop
$308Frontier
Fri, Aug 21 - Sun, Aug 23
Frontier Logo
8:29 pm - 11:49 pm
GRR
-
ONT
6h 20m
1 stop
Frontier Logo
6:00 am - 7:44 pm
ONT
-
GRR
10h 44m
1 stop
$314Frontier
Thu, Sep 3 - Sat, Sep 5
Frontier Logo
8:33 pm - 10:04 am
GRR
-
ONT
16h 31m
1 stop
Frontier Logo
6:00 am - 7:44 pm
ONT
-
GRR
10h 44m
1 stop
$317Frontier
Sat, Aug 8 - Sat, Aug 22
Multiple Airlines Logo
2:25 pm - 8:03 am
GRR
-
ONT
20h 38m
1 stop
Multiple Airlines Logo
3:40 pm - 9:10 pm
ONT
-
GRR
26h 30m
1 stop
$332Multiple Airlines
Mon, Jul 20 - Wed, Jul 22
Frontier Logo
8:25 pm - 10:04 am
GRR
-
ONT
16h 39m
1 stop
Frontier Logo
10:49 am - 7:48 pm
ONT
-
GRR
5h 59m
1 stop
$336Frontier
Fri, Jul 31 - Sat, Aug 8
Frontier Logo
8:29 pm - 11:49 pm
GRR
-
ONT
6h 20m
1 stop
Frontier Logo
6:00 am - 3:42 pm
ONT
-
GRR
6h 42m
1 stop
$338Frontier
Mon, Aug 31 - Sun, Sep 13
Frontier Logo
8:33 pm - 11:50 pm
GRR
-
ONT
6h 17m
1 stop
Frontier Logo
10:50 am - 7:44 pm
ONT
-
GRR
5h 54m
1 stop
$344Frontier
Thu, Aug 13 - Mon, Aug 24
Frontier Logo
8:29 pm - 11:49 pm
GRR
-
ONT
6h 20m
1 stop
Frontier Logo
10:50 am - 7:44 pm
ONT
-
GRR
5h 54m
1 stop
$345Frontier
Fri, Sep 4 - Sat, Sep 5

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Frontier flights from Grand Rapids to Ontario

Our best Frontier deals on Grand Rapids to Ontario flight tickets
Frontier
Aug 15
GRR8:33 pmGrand Rapids Gerald R. Ford Intl
6h 17m
1 stop
ONT11:50 pmOntario
Aug 24
ONT6:00 amOntario
10h 44m
1 stop
GRR7:44 pmGrand Rapids Gerald R. Ford Intl
$264
Frontier
Aug 15
GRR8:33 pmGrand Rapids Gerald R. Ford Intl
6h 17m
1 stop
ONT11:50 pmOntario
Aug 29
ONT6:00 amOntario
10h 44m
1 stop
GRR7:44 pmGrand Rapids Gerald R. Ford Intl
$286
Frontier
Aug 21
GRR8:29 pmGrand Rapids Gerald R. Ford Intl
6h 20m
1 stop
ONT11:49 pmOntario
Aug 23
ONT6:00 amOntario
10h 44m
1 stop
GRR7:44 pmGrand Rapids Gerald R. Ford Intl
$308

Alaska Airlines flights from Grand Rapids to Ontario

Our best Alaska Airlines deals on Grand Rapids to Ontario flight tickets
Alaska Airlines
Jun 30
GRR6:00 amGrand Rapids Gerald R. Ford Intl
13h 30m
2 stops
ONT4:30 pmOntario
Jul 10
ONT5:32 pmOntario
12h 55m
2 stops
GRR9:27 amGrand Rapids Gerald R. Ford Intl
$880
Alaska Airlines
Jun 29
GRR5:08 amGrand Rapids Gerald R. Ford Intl
14h 22m
2 stops
ONT4:30 pmOntario
Jul 8
ONT7:00 amOntario
23h 11m
2 stops
GRR9:11 amGrand Rapids Gerald R. Ford Intl
$910
Alaska Airlines
Jun 25
GRR10:15 amGrand Rapids Gerald R. Ford Intl
13h 21m
2 stops
ONT8:36 pmOntario
Jul 3
ONT5:32 pmOntario
12h 55m
2 stops
GRR9:27 amGrand Rapids Gerald R. Ford Intl
$934

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 June 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

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

Mon 8/24

6:00 am-7:44 pm

1 stop10h 44m

$264

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 8/29

6:00 am-7:44 pm

1 stop10h 44m

$286

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Fri 8/21

8:29 pm-11:49 pm

1 stop6h 20m

Ontario

Sun 8/23

6:00 am-7:44 pm

1 stop10h 44m

$308

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Thu 9/3

8:29 pm-11:49 pm

1 stop6h 20m

Ontario

Sat 9/5

6:00 am-7:44 pm

1 stop10h 44m

$314

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 8/8

8:33 pm-10:04 am

1 stop16h 31m

Ontario

Sat 8/22

6:00 am-7:44 pm

1 stop10h 44m

$317

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Mon 7/20

2:25 pm-8:03 am

1 stop20h 38m

Ontario

Wed 7/22

3:40 pm-9:10 pm

1 stop26h 30m

$332

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Fri 7/31

8:25 pm-10:04 am

1 stop16h 39m

Ontario

Sat 8/8

10:49 am-7:48 pm

1 stop5h 59m

$336

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Mon 8/31

8:29 pm-11:49 pm

1 stop6h 20m

Ontario

Sun 9/13

6:00 am-3:42 pm

1 stop6h 42m

$338
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

Mon 8/24

10:50 am-7:44 pm

1 stop5h 54m

$344

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Fri 9/4

8:29 pm-11:49 pm

1 stop6h 20m

Ontario

Sat 9/5

10:50 am-7:44 pm

1 stop5h 54m

$345

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

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 June 2026, prices for Grand Rapids to Ontario flights are approximately 30% 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 20m

Direct flights

None
The fastest flight from Grand Rapids to Ontario takes 6h 20m
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 20m 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
8,406 reviews
Search Delta flights
American AirlinesPriceFrom $303Free CancellationRating
7.1
11,670 reviews
Search American Airlines flights
SouthwestPriceFrom $324Free CancellationRating
7.9
4,235 reviews
Search Southwest flights
United AirlinesPriceFrom $346Free CancellationRating
7.4
9,845 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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