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Cheap flights from Grand Rapids to Los Angeles from $113

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 9/5. 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
8:01 pm - 11:50 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
6h 49m1 stop Denver Intl
Frontier Logo
6:00 am - 7:06 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
10h 06m1 stop Denver Intl
$228Frontier
Thu, Aug 27 - Sat, Aug 29
Frontier Logo
4:24 pm - 10:30 amGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
21h 06m1 stop Denver Intl
Frontier Logo
6:15 am - 3:26 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
6h 11m1 stop Denver Intl
$228Frontier
Tue, Sep 15 - Sat, Sep 19
American Airlines Logo
5:29 pm - 11:36 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
9h 07m1 stop Dallas/Fort Worth
American Airlines Logo
10:25 am - 10:54 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
9h 29m1 stop Dallas/Fort Worth
$340American Airlines
Thu, Sep 10 - Tue, Sep 15
United Airlines Logo
3:52 pm - 10:35 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
9h 43m1 stop Chicago O'Hare Intl
United Airlines Logo
5:00 am - 2:43 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
6h 43m1 stop Denver Intl
$340United Airlines
Thu, Sep 3 - Sat, Sep 12
American Airlines Logo
5:42 am - 12:06 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
9h 24m2 stops Chicago O'Hare Intl Phoenix Sky Harbor Intl
American Airlines Logo
12:37 pm - 10:54 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
7h 17m1 stop Dallas/Fort Worth
$345American Airlines
Thu, Sep 10 - Tue, Sep 15
Southwest Logo
12:55 pm - 4:10 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
6h 15m1 stop Chicago Midway
Southwest Logo
11:55 pm - 12:00 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
9h 05m1 stop Chicago Midway
$345Southwest
Thu, Sep 10 - Mon, Sep 14
Delta Logo
6:10 am - 10:42 amGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
7h 32m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:05 am - 6:01 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
7h 56m1 stop Atlanta Hartsfield-Jackson
$347Delta
Wed, Aug 26 - Sat, Aug 29
Southwest Logo
4:55 pm - 10:05 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
8h 10m2 stops Chicago Midway Phoenix Sky Harbor Intl
Southwest Logo
11:55 pm - 12:00 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
9h 05m1 stop Chicago Midway
$351Southwest
Thu, Sep 10 - Mon, Sep 14
United Airlines Logo
5:00 am - 12:50 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
10h 50m2 stops Chicago O'Hare Intl Denver Intl
United Airlines Logo
1:18 pm - 10:39 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
6h 21m1 stop Denver Intl
$352United Airlines
Tue, Sep 15 - Sat, Sep 19
Delta Logo
6:10 am - 11:09 amGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
7h 59m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:01 pm - 10:53 amONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
13h 52m2 stops Seattle/Tacoma Intl Minneapolis St Paul
$352Delta
Thu, Oct 1 - Tue, Oct 6

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Frontier flights from Grand Rapids to Ontario

Our best Frontier deals on Grand Rapids to Ontario flight tickets
Frontier
Aug 27
GRR8:01 pmGrand Rapids Gerald R. Ford Intl
6h 49m
1 stop
ONT11:50 pmOntario
Aug 31
ONT6:00 amOntario
10h 06m
1 stop
GRR7:06 pmGrand Rapids Gerald R. Ford Intl
$228
Frontier
Sep 15
GRR4:24 pmGrand Rapids Gerald R. Ford Intl
10h 23m
1 stop
ONT11:47 pmOntario
Sep 22
ONT6:15 amOntario
6h 11m
1 stop
GRR3:26 pmGrand Rapids Gerald R. Ford Intl
$230
Frontier
Sep 29
GRR4:24 pmGrand Rapids Gerald R. Ford Intl
10h 23m
1 stop
ONT11:47 pmOntario
Oct 1
ONT11:45 amOntario
20h 17m
1 stop
GRR11:02 amGrand Rapids Gerald R. Ford Intl
$238

Southwest flights from Grand Rapids to Ontario

Our best Southwest deals on Grand Rapids to Ontario flight tickets
Southwest
Sep 10
GRR12:55 pmGrand Rapids Gerald R. Ford Intl
6h 15m
1 stop
ONT4:10 pmOntario
Sep 14
ONT11:55 pmOntario
9h 05m
1 stop
GRR12:00 pmGrand Rapids Gerald R. Ford Intl
$345
Southwest
Sep 10
GRR4:55 pmGrand Rapids Gerald R. Ford Intl
8h 10m
2 stops
ONT10:05 pmOntario
Sep 14
ONT11:55 pmOntario
9h 05m
1 stop
GRR12:00 pmGrand Rapids Gerald R. Ford Intl
$351
Southwest
Sep 10
GRR4:55 pmGrand Rapids Gerald R. Ford Intl
8h 10m
2 stops
ONT10:05 pmOntario
Sep 14
ONT12:25 pmOntario
7h 35m
2 stops
GRR11:00 pmGrand Rapids Gerald R. Ford Intl
$376

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 August 6, 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 Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Thu 8/27

8:01 pm-11:50 pm

1 stop6h 49m

Ontario

Sat 8/29

6:00 am-7:06 pm

1 stop10h 06m

$228

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Tue 9/15

4:24 pm-10:30 am

1 stop21h 06m

Ontario

Sat 9/19

6:15 am-3:26 pm

1 stop6h 11m

$228

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Thu 9/10

5:29 pm-11:36 pm

1 stop9h 07m

Ontario

Tue 9/15

10:25 am-10:54 pm

1 stop9h 29m

$340

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Thu 9/3

3:52 pm-10:35 pm

1 stop9h 43m

Ontario

Sat 9/12

5:00 am-2:43 pm

1 stop6h 43m

$340

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Thu 9/10

5:42 am-12:06 pm

2 stops9h 24m

Ontario

Tue 9/15

12:37 pm-10:54 pm

1 stop7h 17m

$345
Quickest round-trip

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Thu 9/10

12:55 pm-4:10 pm

1 stop6h 15m

Ontario

Mon 9/14

11:55 pm-12:00 pm

1 stop9h 05m

$345

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Wed 8/26

6:10 am-10:42 am

1 stop7h 32m

Ontario

Sat 8/29

7:05 am-6:01 pm

1 stop7h 56m

$347

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Thu 9/10

4:55 pm-10:05 pm

2 stops8h 10m

Ontario

Mon 9/14

11:55 pm-12:00 pm

1 stop9h 05m

$351

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Tue 9/15

5:00 am-12:50 pm

2 stops10h 50m

Ontario

Sat 9/19

1:18 pm-10:39 pm

1 stop6h 21m

$352

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Thu 10/1

6:10 am-11:09 am

1 stop7h 59m

Ontario

Tue 10/6

6:01 pm-10:53 am

2 stops13h 52m

$352

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?

Prices are currently low for flights on this route.

Typical prices usually range from $442 to $632.
The lowest price recently found on this route was $228.

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 $306. 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 August 2026, prices for Grand Rapids to Ontario flights are approximately 37% 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

Fastest flight time

6h 49m

Direct flights

None
The fastest flight from Grand Rapids to Ontario takes 6h 49m
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 49m 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
5.6
2,733 reviews
Search Frontier flights
DeltaPriceFrom $277Free CancellationRating
7.8
8,491 reviews
Search Delta flights
American AirlinesPriceFrom $303Free CancellationRating
7.1
11,848 reviews
Search American Airlines flights
United AirlinesPriceFrom $346Free CancellationRating
7.4
10,058 reviews
Search United Airlines flights
SouthwestPriceFrom $368Free CancellationRating
8.0
4,220 reviews
Search Southwest 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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