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Cheap flights from Grand Rapids to Los Angeles from $97

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 10/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
8:49 pm - 11:50 pmGRR-ONT
6h 01m1 stop
Frontier Logo
6:53 am - 7:53 pmONT-GRR
10h 00m1 stop
$182Frontier
Find Deal
Thu, Nov 13 - Sun, Nov 16
Frontier Logo
8:49 pm - 12:51 pmGRR-ONT
19h 02m2 stops
Frontier Logo
6:53 am - 7:53 pmONT-GRR
10h 00m1 stop
$207Frontier
Find Deal
Thu, Nov 13 - Sun, Nov 16
Delta Logo
6:00 am - 10:26 amGRR-ONT
7h 26m1 stop
Delta Logo
12:16 pm - 11:42 pmONT-GRR
8h 26m1 stop
$377Delta
Find Deal
Sat, Nov 8 - Sat, Nov 15
Delta Logo
11:24 am - 10:41 pmGRR-ONT
14h 17m2 stops
Delta Logo
12:16 pm - 11:42 pmONT-GRR
8h 26m1 stop
$382Delta
Find Deal
Sat, Nov 8 - Sat, Nov 15
American Airlines Logo
7:46 am - 12:03 pmGRR-ONT
7h 17m1 stop
American Airlines Logo
12:55 pm - 10:08 pmONT-GRR
6h 13m1 stop
$401American Airlines
Find Deal
Thu, Nov 20 - Mon, Nov 24
United Airlines Logo
3:40 pm - 8:44 pmGRR-ONT
8h 04m1 stop
United Airlines Logo
5:05 am - 4:00 pmONT-GRR
7h 55m2 stops
$417United Airlines
Find Deal
Mon, Nov 24 - Thu, Nov 27
American Airlines Logo
7:46 am - 12:03 pmGRR-ONT
7h 17m1 stop
American Airlines Logo
10:47 am - 9:56 pmONT-GRR
8h 09m1 stop
$434American Airlines
Find Deal
Tue, Nov 18 - Sun, Nov 23
United Airlines Logo
3:25 pm - 8:58 pmGRR-ONT
8h 33m1 stop
United Airlines Logo
5:05 am - 2:23 pmONT-GRR
6h 18m1 stop
$456United Airlines
Find Deal
Fri, Jan 16 - Tue, Jan 20
Southwest Logo
6:40 pm - 11:55 pmGRR-ONT
8h 15m2 stops
Southwest Logo
1:10 pm - 12:05 amONT-GRR
7h 55m2 stops
$475Southwest
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Mon, Dec 29 - Mon, Jan 5
Southwest Logo
12:45 pm - 8:00 pmGRR-ONT
10h 15m2 stops
Southwest Logo
11:55 pm - 12:05 pmONT-GRR
9h 10m1 stop
$481Southwest
Find Deal
Sat, Mar 7 - Sun, Mar 15

Frontier flights from Grand Rapids to Ontario

Our best Frontier deals on Grand Rapids to Ontario flight tickets
Frontier
Nov 13
GRR8:49 pmGrand Rapids Gerald R. Ford Intl
6h 01m
1 stop
ONT11:50 pmOntario
Nov 16
ONT6:53 amOntario
10h 00m
1 stop
GRR7:53 pmGrand Rapids Gerald R. Ford Intl
$182
Find similar
Frontier
Nov 13
GRR8:49 pmGrand Rapids Gerald R. Ford Intl
19h 02m
2 stops
ONT12:51 pmOntario
Nov 16
ONT6:53 amOntario
10h 00m
1 stop
GRR7:53 pmGrand Rapids Gerald R. Ford Intl
$207
Find similar
Frontier
Nov 13
GRR8:49 pmGrand Rapids Gerald R. Ford Intl
6h 01m
1 stop
ONT11:50 pmOntario
Nov 23
ONT12:58 amOntario
11h 51m
1 stop
GRR3:49 pmGrand Rapids Gerald R. Ford Intl
$228
Find similar

Delta flights from Grand Rapids to Ontario

Our best Delta deals on Grand Rapids to Ontario flight tickets
Delta
Nov 8
GRR6:00 amGrand Rapids Gerald R. Ford Intl
7h 26m
1 stop
ONT10:26 amOntario
Nov 15
ONT12:16 pmOntario
8h 26m
1 stop
GRR11:42 pmGrand Rapids Gerald R. Ford Intl
$377
Find similar
Delta
Nov 8
GRR11:24 amGrand Rapids Gerald R. Ford Intl
14h 17m
2 stops
ONT10:41 pmOntario
Nov 15
ONT12:16 pmOntario
8h 26m
1 stop
GRR11:42 pmGrand Rapids Gerald R. Ford Intl
$382
Find similar
Delta
Nov 8
GRR11:24 amGrand Rapids Gerald R. Ford Intl
14h 17m
2 stops
ONT10:41 pmOntario
Nov 15
ONT5:49 pmOntario
12h 59m
2 stops
GRR9:48 amGrand Rapids Gerald R. Ford Intl
$387
Find similar

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 October 20, 2025.
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

Thu 11/13

8:49 pm-11:50 pm

1 stop6h 01m

Ontario

Sun 11/16

6:53 am-7:53 pm

1 stop10h 00m

$182

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Thu 11/13

8:49 pm-12:51 pm

2 stops19h 02m

Ontario

Sun 11/16

6:53 am-7:53 pm

1 stop10h 00m

$207

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 11/8

6:00 am-10:26 am

1 stop7h 26m

Ontario

Sat 11/15

12:16 pm-11:42 pm

1 stop8h 26m

$377

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 11/8

11:24 am-10:41 pm

2 stops14h 17m

Ontario

Sat 11/15

12:16 pm-11:42 pm

1 stop8h 26m

$382

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Thu 11/20

7:46 am-12:03 pm

1 stop7h 17m

Ontario

Mon 11/24

12:55 pm-10:08 pm

1 stop6h 13m

$401

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Mon 11/24

3:40 pm-8:44 pm

1 stop8h 04m

Ontario

Thu 11/27

5:05 am-4:00 pm

2 stops7h 55m

$417

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Tue 11/18

7:46 am-12:03 pm

1 stop7h 17m

Ontario

Sun 11/23

10:47 am-9:56 pm

1 stop8h 09m

$434

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Fri 1/16

3:25 pm-8:58 pm

1 stop8h 33m

Ontario

Tue 1/20

5:05 am-2:23 pm

1 stop6h 18m

$456

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Mon 12/29

6:40 pm-11:55 pm

2 stops8h 15m

Ontario

Mon 1/5

1:10 pm-12:05 am

2 stops7h 55m

$475

Grand RapidsOntario

GRR - ONT

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 3/7

12:45 pm-8:00 pm

2 stops10h 15m

Ontario

Sun 3/15

11:55 pm-12:05 pm

1 stop9h 10m

$481

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 $374. If you aren’t able to travel during the month of October, then book flights to Ontario from Grand Rapids during May instead. Flights to Ontario in May, while not as cheap as those in October, still average around $401.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Saturday when prices can be found for as low as $337. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Grand Rapids to Ontario for around $536.

What is the cheapest time of day to depart on your flight to Ontario?

In the evening is the cheapest time of day to fly from Grand Rapids to Ontario when you can find flight prices for as low as $252. Flying to Ontario in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $504 on average. Flights to Ontario from Grand Rapids at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Ontario?

You are more likely to see cheaper flights to Ontario from Grand Rapids when booking weeks ahead of your departure date. In general, you can expect to find flights to Ontario for around $491 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ontario from Grand Rapids for as low as $120 on momondo.

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

As of October 2025, prices for Grand Rapids to Ontario flights are approximately 107% more expensive 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

Direct flights

None
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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  • 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 01m 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 $145Free CancellationRating
5.8
3,134 reviews
Search Frontier flights
DeltaPriceFrom $312Free CancellationRating
7.9
7,976 reviews
Search Delta flights
SouthwestPriceFrom $324Free CancellationRating
8.0
4,241 reviews
Search Southwest flights
American AirlinesPriceFrom $334Free CancellationRating
7.2
11,026 reviews
Search American Airlines flights
United AirlinesPriceFrom $363Free CancellationRating
7.4
8,994 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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