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Cheap flights from Grand Rapids to Los Angeles from $121

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
11:59 am - 10:30 amGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
25h 31m1 stop Denver Intl
Frontier Logo
11:45 am - 3:26 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
24h 41m1 stop Denver Intl
$216Frontier
Fri, Sep 11 - Mon, Sep 14
Frontier Logo
4:24 pm - 11:47 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
10h 23m1 stop Denver Intl
Frontier Logo
11:45 am - 3:26 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
24h 41m1 stop Denver Intl
$246Frontier
Thu, Sep 10 - Mon, Sep 14
Multiple Airlines Logo
4:31 pm - 10:30 amGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
44h 59m2 stops Nashville Intl Denver Intl
Multiple Airlines Logo
11:52 am - 3:16 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
24h 24m1 stop Denver Intl
$352Multiple Airlines
Sun, Sep 27 - Fri, Oct 9
American Airlines Logo
9:38 am - 8:48 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
14h 10m1 stop Chicago O'Hare Intl
American Airlines Logo
6:00 am - 3:27 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
6h 27m1 stop Chicago O'Hare Intl
$372American Airlines
Sat, Feb 6 - Mon, Feb 8
American Airlines Logo
5:29 pm - 10:37 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
8h 08m1 stop Dallas/Fort Worth
American Airlines Logo
8:25 am - 12:41 amONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
13h 16m2 stops Dallas/Fort Worth Chicago O'Hare Intl
$377American Airlines
Fri, Sep 11 - Tue, Sep 15
Delta Logo
1:02 pm - 8:25 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
10h 23m1 stop Atlanta Hartsfield-Jackson
Delta Logo
12:16 pm - 11:57 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
8h 41m1 stop Atlanta Hartsfield-Jackson
$379Delta
Tue, Oct 6 - Wed, Oct 7
Delta Logo
12:59 pm - 8:05 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
10h 06m1 stop Atlanta Hartsfield-Jackson
Delta Logo
10:00 pm - 1:58 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
12h 58m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County
$384Delta
Thu, Sep 10 - Mon, Sep 14
Southwest Logo
4:50 pm - 9:50 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
8h 00m1 stop Las Vegas Harry Reid Intl
Southwest Logo
5:20 am - 4:15 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
7h 55m1 stop Chicago Midway
$396Southwest
Fri, Feb 5 - Mon, Feb 8
Southwest Logo
2:45 pm - 6:25 pmGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
6h 40m1 stop Nashville Intl
Southwest Logo
1:30 pm - 10:45 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
6h 15m1 stop Las Vegas Harry Reid Intl
$396Southwest
Fri, Oct 23 - Mon, Oct 26
Multiple Airlines Logo
6:30 am - 7:04 amGRR  Grand Rapids Gerald R. Ford Intl-ONT Ontario
27h 34m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:03 pm - 3:16 pmONT  Ontario-GRR Grand Rapids Gerald R. Ford Intl
16h 13m2 stops Dallas/Fort Worth Denver Intl
$458Multiple Airlines
Sun, Oct 11 - Mon, Oct 12

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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
Feb 6
GRR9:38 amGrand Rapids Gerald R. Ford Intl
14h 10m
1 stop
ONT8:48 pmOntario
Feb 8
ONT6:00 amOntario
6h 27m
1 stop
GRR3:27 pmGrand Rapids Gerald R. Ford Intl
$372
American Airlines
Sep 10
GRR6:44 amGrand Rapids Gerald R. Ford Intl
9h 41m
1 stop
ONT1:25 pmOntario
Sep 15
ONT8:25 amOntario
13h 16m
2 stops
GRR12:41 amGrand Rapids Gerald R. Ford Intl
$377
American Airlines
Sep 10
GRR2:43 pmGrand Rapids Gerald R. Ford Intl
11h 00m
2 stops
ONT10:43 pmOntario
Sep 15
ONT8:25 amOntario
13h 16m
2 stops
GRR12:41 amGrand Rapids Gerald R. Ford Intl
$382

Frontier flights from Grand Rapids to Ontario

Our best Frontier deals on Grand Rapids to Ontario flight tickets
Frontier
Sep 11
GRR11:59 amGrand Rapids Gerald R. Ford Intl
25h 31m
1 stop
ONT10:30 amOntario
Sep 14
ONT11:45 amOntario
24h 41m
1 stop
GRR3:26 pmGrand Rapids Gerald R. Ford Intl
$216
Frontier
Sep 10
GRR4:24 pmGrand Rapids Gerald R. Ford Intl
10h 23m
1 stop
ONT11:47 pmOntario
Sep 14
ONT11:45 amOntario
24h 41m
1 stop
GRR3:26 pmGrand Rapids Gerald R. Ford Intl
$246
Frontier
Sep 10
GRR4:24 pmGrand Rapids Gerald R. Ford Intl
21h 06m
1 stop
ONT10:30 amOntario
Sep 15
ONT6:15 amOntario
6h 11m
1 stop
GRR3:26 pmGrand Rapids Gerald R. Ford Intl
$260

momondo Fare Finder

 
Use the filters below to find and compare flights from Grand Rapids to Ontario that are best for you.

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Depart

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Price

Cheapest round-trip

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Fri 9/11

11:59 am-10:30 am

1 stop25h 31m

Ontario

Mon 9/14

11:45 am-3:26 pm

1 stop24h 41m

$216

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Thu 9/10

4:24 pm-11:47 pm

1 stop10h 23m

Ontario

Mon 9/14

11:45 am-3:26 pm

1 stop24h 41m

$246

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Sun 9/27

4:31 pm-10:30 am

2 stops44h 59m

Ontario

Fri 10/9

11:52 am-3:16 pm

1 stop24h 24m

$352

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Sat 2/6

9:38 am-8:48 pm

1 stop14h 10m

Ontario

Mon 2/8

6:00 am-3:27 pm

1 stop6h 27m

$372

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Fri 9/11

5:29 pm-10:37 pm

1 stop8h 08m

Ontario

Tue 9/15

8:25 am-12:41 am

2 stops13h 16m

$377

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Tue 10/6

1:02 pm-8:25 pm

1 stop10h 23m

Ontario

Wed 10/7

12:16 pm-11:57 pm

1 stop8h 41m

$379

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Thu 9/10

12:59 pm-8:05 pm

1 stop10h 06m

Ontario

Mon 9/14

10:00 pm-1:58 pm

2 stops12h 58m

$384

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Fri 2/5

4:50 pm-9:50 pm

1 stop8h 00m

Ontario

Mon 2/8

5:20 am-4:15 pm

1 stop7h 55m

$396
Quickest round-trip

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Fri 10/23

2:45 pm-6:25 pm

1 stop6h 40m

Ontario

Mon 10/26

1:30 pm-10:45 pm

1 stop6h 15m

$396

Grand RapidsOntario

GRR Grand Rapids Gerald R. Ford Intl - ONT Ontario

GRRONT

Grand Rapids Gerald R. Ford Intl

Sun 10/11

6:30 am-7:04 am

1 stop27h 34m

Ontario

Mon 10/12

8:03 pm-3:16 pm

2 stops16h 13m

$458

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 $312 to $577.
The lowest price recently found on this route was $216.

What is the cheapest month to fly to Ontario?

In general, February 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 $358. If you aren’t able to travel during the month of February, then book flights to Ontario from Grand Rapids during October instead. Flights to Ontario in October, while not as cheap as those in February, still average around $364.

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

As of August 2026, prices for Grand Rapids to Ontario flights are approximately 73% 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

Best Price Found

$121

Fastest flight time

6h 49m

Direct flights

None
The best one-way flight to Ontario from Grand Rapids in the past 72 hours is $121. The best round-trip flight deal from Grand Rapids to Ontario found on momondo in the last 72 hours is $216.
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.
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 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
2,659 reviews
Search Frontier flights
DeltaPriceFrom $277Free CancellationRating
7.8
8,505 reviews
Search Delta flights
American AirlinesPriceFrom $303Free CancellationRating
7.1
11,968 reviews
Search American Airlines flights
United AirlinesPriceFrom $346Free CancellationRating
7.4
10,103 reviews
Search United Airlines flights
SouthwestPriceFrom $368Free CancellationRating
8.0
4,215 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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