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Cheap flights from Hilo to Los Angeles from $223

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Hilo to Los Angeles departing on 10/16. 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

Find the cheapest flights from Hilo to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:00 am - 8:24 pm
ITO
-
ONT
11h 24m
2 stops
Multiple Airlines Logo
12:00 pm - 9:54 pm
ONT
-
ITO
12h 54m
2 stops
$422Multiple Airlines
Thu, Aug 27 - Mon, Aug 31
Multiple Airlines Logo
9:26 am - 9:32 pm
ITO
-
ONT
10h 06m
1 stop
Multiple Airlines Logo
7:15 am - 7:11 pm
ONT
-
ITO
13h 56m
2 stops
$480Multiple Airlines
Tue, Nov 3 - Thu, Nov 5
Multiple Airlines Logo
7:43 pm - 9:43 am
ITO
-
ONT
12h 00m
2 stops
Multiple Airlines Logo
7:15 am - 7:11 pm
ONT
-
ITO
13h 56m
2 stops
$490Multiple Airlines
Tue, Nov 3 - Thu, Nov 5
Multiple Airlines Logo
6:00 am - 8:24 pm
ITO
-
ONT
11h 24m
2 stops
Multiple Airlines Logo
9:31 am - 4:58 pm
ONT
-
ITO
10h 27m
1 stop
$495Multiple Airlines
Thu, Aug 27 - Mon, Aug 31
Multiple Airlines Logo
1:59 pm - 11:14 am
ITO
-
ONT
18h 15m
2 stops
Multiple Airlines Logo
6:02 am - 6:17 pm
ONT
-
ITO
15h 15m
2 stops
$575Multiple Airlines
Fri, Jul 10 - Tue, Jul 14
Multiple Airlines Logo
8:30 am - 11:52 pm
ITO
-
ONT
12h 22m
2 stops
Multiple Airlines Logo
12:04 pm - 9:59 pm
ONT
-
ITO
12h 55m
2 stops
$585Multiple Airlines
Wed, Jul 22 - Wed, Jul 29
Multiple Airlines Logo
8:30 am - 11:52 pm
ITO
-
ONT
12h 22m
2 stops
Multiple Airlines Logo
9:11 am - 2:27 pm
ONT
-
ITO
8h 16m
1 stop
$595Multiple Airlines
Wed, Jul 22 - Fri, Jul 31
Multiple Airlines Logo
11:11 am - 9:32 pm
ITO
-
ONT
8h 21m
1 stop
Multiple Airlines Logo
7:20 am - 2:24 pm
ONT
-
ITO
9h 04m
1 stop
$608Multiple Airlines
Tue, Nov 3 - Thu, Nov 5
Multiple Airlines Logo
11:27 am - 9:45 pm
ITO
-
ONT
7h 18m
1 stop
Multiple Airlines Logo
9:11 am - 4:15 pm
ONT
-
ITO
10h 04m
1 stop
$615Multiple Airlines
Sat, Jul 4 - Sat, Jul 11
Multiple Airlines Logo
11:27 am - 9:45 pm
ITO
-
ONT
7h 18m
1 stop
Multiple Airlines Logo
7:00 am - 4:15 pm
ONT
-
ITO
12h 15m
2 stops
$625Multiple Airlines
Sat, Jul 4 - Sat, Jul 11

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American Airlines flights from Hilo to Ontario

Our best American Airlines deals on Hilo to Ontario flight tickets
American Airlines
Jul 3
ITO8:45 pmHilo Intl
12h 17m
2 stops
ONT12:02 pmOntario
Jul 11
ONT1:11 pmOntario
30h 04m
2 stops
ITO4:15 pmHilo Intl
$842
American Airlines
Jul 1
ITO7:02 pmHilo Intl
20h 16m
2 stops
ONT6:18 pmOntario
Jul 13
ONT7:15 pmOntario
24h 00m
2 stops
ITO4:15 pmHilo Intl
$852
American Airlines
Jul 4
ITO5:59 pmHilo Intl
15h 03m
2 stops
ONT12:02 pmOntario
Jul 11
ONT1:11 pmOntario
28h 16m
2 stops
ITO2:27 pmHilo Intl
$858

United Airlines flights from Hilo to Ontario

Our best United Airlines deals on Hilo to Ontario flight tickets
United Airlines
Jul 20
ITO7:44 pmHilo Intl
13h 28m
2 stops
ONT12:12 pmOntario
Jul 30
ONT1:50 pmOntario
11h 09m
2 stops
ITO9:59 pmHilo Intl
$895
United Airlines
Jul 1
ITO8:45 pmHilo Intl
12h 27m
2 stops
ONT12:12 pmOntario
Jul 14
ONT1:50 pmOntario
20h 13m
2 stops
ITO7:03 amHilo Intl
$920
United Airlines
Jul 5
ITO6:00 amHilo Intl
27h 12m
2 stops
ONT12:12 pmOntario
Jul 13
ONT1:50 pmOntario
20h 13m
2 stops
ITO7:03 amHilo Intl
$948

momondo Fare Finder

 
Customize your flight search to find flights from Hilo 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 22, 2026.
Use the filters below to find and compare flights from Hilo to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Thu 8/27

6:00 am-8:24 pm

2 stops11h 24m

Ontario

Mon 8/31

12:00 pm-9:54 pm

2 stops12h 54m

$422

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Tue 11/3

9:26 am-9:32 pm

1 stop10h 06m

Ontario

Thu 11/5

7:15 am-7:11 pm

2 stops13h 56m

$480

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Tue 11/3

7:43 pm-9:43 am

2 stops12h 00m

Ontario

Thu 11/5

7:15 am-7:11 pm

2 stops13h 56m

$490

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Thu 8/27

6:00 am-8:24 pm

2 stops11h 24m

Ontario

Mon 8/31

9:31 am-4:58 pm

1 stop10h 27m

$495

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Fri 7/10

1:59 pm-11:14 am

2 stops18h 15m

Ontario

Tue 7/14

6:02 am-6:17 pm

2 stops15h 15m

$575

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Wed 7/22

8:30 am-11:52 pm

2 stops12h 22m

Ontario

Wed 7/29

12:04 pm-9:59 pm

2 stops12h 55m

$585

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Wed 7/22

8:30 am-11:52 pm

2 stops12h 22m

Ontario

Fri 7/31

9:11 am-2:27 pm

1 stop8h 16m

$595

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Tue 11/3

11:11 am-9:32 pm

1 stop8h 21m

Ontario

Thu 11/5

7:20 am-2:24 pm

1 stop9h 04m

$608
Quickest round-trip

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Sat 7/4

11:27 am-9:45 pm

1 stop7h 18m

Ontario

Sat 7/11

9:11 am-4:15 pm

1 stop10h 04m

$615

HiloOntario

ITO - ONT

ITOONT

Hilo Intl

Sat 7/4

11:27 am-9:45 pm

1 stop7h 18m

Ontario

Sat 7/11

7:00 am-4:15 pm

2 stops12h 15m

$625

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 Hilo 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

Can stopping save me money on Hilo to Ontario flights?

You could potentially save up to 2% on your flight if you consider stops on a Hilo to Ontario flight.

When to book flights from Hilo to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Hilo to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Hilo to Ontario (ITO to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Hilo to Ontario

Fastest flight time

11h 24m

Direct flights

None
The fastest flight from Hilo to Ontario takes 11h 24m
There are no direct flights from Hilo to Ontario. There are no popular flight routes from Hilo to Ontario.
Search flight deals

Frequently asked questions about flying from Hilo to Ontario

  • How far is Hilo Intl to Ontario by plane?

    There are 2490.9 mi between Hilo Intl and Ontario. By plane, this route typically takes 11h 24m.

  • When did momondo last update prices for flights from Hilo Intl Airport to Ontario Airport?

    Prices for flights from Hilo Intl Airport to Ontario Airport were last updated today.

  • How old do you have to be to fly from Hilo Intl Airport to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Hilo Intl Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Hilo to Ontario?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Hilo to Ontario. momondo saves you time and could save you money on your trip.

Can I find flights from Hilo to Ontario with flexible booking policies on momondo?

Yes. All flights to Ontario from Hilo on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Hilo to Ontario?

momondo helps you find the best flight between Hilo and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Hilo to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Hilo to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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