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Cheap flights from Green Bay to Los Angeles from $269

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Los Angeles departing on 5/2. 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 Green Bay to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:00 am - 5:41 pm
GRB
-
ONT
11h 41m
2 stops
United Airlines Logo
5:00 am - 4:53 pm
ONT
-
GRB
9h 53m
2 stops
$369United Airlines
Sat, Feb 28 - Wed, Mar 4
Delta Logo
11:13 am - 10:37 pm
GRB
-
ONT
13h 24m
2 stops
Delta Logo
6:00 am - 4:31 pm
ONT
-
GRB
8h 31m
2 stops
$374Delta
Sat, Mar 7 - Wed, Mar 11
United Airlines Logo
3:43 pm - 10:18 pm
GRB
-
ONT
8h 35m
1 stop
United Airlines Logo
11:59 pm - 9:59 am
ONT
-
GRB
8h 00m
1 stop
$399United Airlines
Thu, Mar 19 - Thu, Mar 26
United Airlines Logo
5:28 pm - 10:18 pm
GRB
-
ONT
6h 50m
1 stop
United Airlines Logo
6:37 pm - 9:59 am
ONT
-
GRB
13h 22m
2 stops
$404United Airlines
Tue, Mar 10 - Tue, Mar 17
United Airlines Logo
3:43 pm - 10:18 pm
GRB
-
ONT
8h 35m
1 stop
United Airlines Logo
11:59 pm - 9:59 am
ONT
-
GRB
8h 00m
1 stop
$416United Airlines
Thu, Mar 19 - Sun, Mar 22
United Airlines Logo
3:47 pm - 10:26 pm
GRB
-
ONT
8h 39m
1 stop
United Airlines Logo
7:00 am - 3:12 pm
ONT
-
GRB
6h 12m
1 stop
$419United Airlines
Thu, Apr 9 - Tue, Apr 14
United Airlines Logo
3:48 pm - 10:30 pm
GRB
-
ONT
8h 42m
1 stop
United Airlines Logo
7:00 am - 4:50 pm
ONT
-
GRB
7h 50m
1 stop
$422United Airlines
Thu, Apr 30 - Sun, May 3
United Airlines Logo
3:47 pm - 10:26 pm
GRB
-
ONT
8h 39m
1 stop
United Airlines Logo
6:05 am - 7:13 pm
ONT
-
GRB
11h 08m
2 stops
$444United Airlines
Thu, Apr 9 - Tue, Apr 14
Delta Logo
5:15 am - 11:36 am
GRB
-
ONT
8h 21m
1 stop
Delta Logo
10:15 pm - 11:18 am
ONT
-
GRB
11h 03m
2 stops
$458Delta
Thu, Apr 30 - Sun, May 3
United Airlines Logo
2:54 pm - 10:18 pm
GRB
-
ONT
9h 24m
1 stop
United Airlines Logo
5:15 am - 9:25 pm
ONT
-
GRB
14h 10m
2 stops
$463United Airlines
Thu, Mar 19 - Wed, Mar 25

United Airlines flights from Green Bay to Ontario

Our best United Airlines deals on Green Bay to Ontario flight tickets
United Airlines
Feb 28
GRB8:00 amGreen Bay Austin-Straubel
11h 41m
2 stops
ONT5:41 pmOntario
Mar 4
ONT5:00 amOntario
9h 53m
2 stops
GRB4:53 pmGreen Bay Austin-Straubel
$369
United Airlines
Mar 19
GRB3:43 pmGreen Bay Austin-Straubel
8h 35m
1 stop
ONT10:18 pmOntario
Mar 26
ONT11:59 pmOntario
8h 00m
1 stop
GRB9:59 amGreen Bay Austin-Straubel
$399
United Airlines
Mar 10
GRB5:28 pmGreen Bay Austin-Straubel
6h 50m
1 stop
ONT10:18 pmOntario
Mar 17
ONT6:37 pmOntario
13h 22m
2 stops
GRB9:59 amGreen Bay Austin-Straubel
$404

Delta flights from Green Bay to Ontario

Our best Delta deals on Green Bay to Ontario flight tickets
Delta
Mar 7
GRB11:13 amGreen Bay Austin-Straubel
13h 24m
2 stops
ONT10:37 pmOntario
Mar 11
ONT6:00 amOntario
8h 31m
2 stops
GRB4:31 pmGreen Bay Austin-Straubel
$374
Delta
Apr 30
GRB5:15 amGreen Bay Austin-Straubel
8h 21m
1 stop
ONT11:36 amOntario
May 3
ONT10:15 pmOntario
11h 03m
2 stops
GRB11:18 amGreen Bay Austin-Straubel
$458
Delta
Aug 4
GRB4:00 pmGreen Bay Austin-Straubel
9h 44m
2 stops
ONT11:44 pmOntario
Aug 13
ONT12:00 pmOntario
7h 58m
1 stop
GRB9:58 pmGreen Bay Austin-Straubel
$492

momondo Fare Finder

 
Customize your flight search to find flights from Green Bay 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 February 13, 2026.
Use the filters below to find and compare flights from Green Bay to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Green BayOntario

GRB - ONT

GRBONT

Green Bay Austin-Straubel

Sat 2/28

8:00 am-5:41 pm

2 stops11h 41m

Ontario

Wed 3/4

5:00 am-4:53 pm

2 stops9h 53m

$369

Green BayOntario

GRB - ONT

GRBONT

Green Bay Austin-Straubel

Sat 3/7

11:13 am-10:37 pm

2 stops13h 24m

Ontario

Wed 3/11

6:00 am-4:31 pm

2 stops8h 31m

$374

Green BayOntario

GRB - ONT

GRBONT

Green Bay Austin-Straubel

Thu 3/19

3:43 pm-10:18 pm

1 stop8h 35m

Ontario

Thu 3/26

11:59 pm-9:59 am

1 stop8h 00m

$399

Green BayOntario

GRB - ONT

GRBONT

Green Bay Austin-Straubel

Tue 3/10

5:28 pm-10:18 pm

1 stop6h 50m

Ontario

Tue 3/17

6:37 pm-9:59 am

2 stops13h 22m

$404

Green BayOntario

GRB - ONT

GRBONT

Green Bay Austin-Straubel

Thu 3/19

3:43 pm-10:18 pm

1 stop8h 35m

Ontario

Sun 3/22

11:59 pm-9:59 am

1 stop8h 00m

$416

Green BayOntario

GRB - ONT

GRBONT

Green Bay Austin-Straubel

Thu 4/9

3:47 pm-10:26 pm

1 stop8h 39m

Ontario

Tue 4/14

7:00 am-3:12 pm

1 stop6h 12m

$419

Green BayOntario

GRB - ONT

GRBONT

Green Bay Austin-Straubel

Thu 4/30

3:48 pm-10:30 pm

1 stop8h 42m

Ontario

Sun 5/3

7:00 am-4:50 pm

1 stop7h 50m

$422

Green BayOntario

GRB - ONT

GRBONT

Green Bay Austin-Straubel

Thu 4/9

3:47 pm-10:26 pm

1 stop8h 39m

Ontario

Tue 4/14

6:05 am-7:13 pm

2 stops11h 08m

$444

Green BayOntario

GRB - ONT

GRBONT

Green Bay Austin-Straubel

Thu 4/30

5:15 am-11:36 am

1 stop8h 21m

Ontario

Sun 5/3

10:15 pm-11:18 am

2 stops11h 03m

$458

Green BayOntario

GRB - ONT

GRBONT

Green Bay Austin-Straubel

Thu 3/19

2:54 pm-10:18 pm

1 stop9h 24m

Ontario

Wed 3/25

5:15 am-9:25 pm

2 stops14h 10m

$463

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 Green Bay 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 Green Bay to Ontario flights?

You could potentially save up to 5% on your flight if you consider stops on a Green Bay to Ontario flight.

When to book flights from Green Bay to Ontario

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

Cheap Green Bay to Ontario (GRB to ONT) flight deals and tips

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

Fastest flight time

7h 00m

Direct flights

None
The fastest flight from Green Bay to Ontario takes 7h 00m
There are no direct flights from Green Bay to Ontario. There are no popular flight routes from Green Bay to Ontario.
Search flight deals

  • How far is Green Bay Austin-Straubel to Ontario by plane?

    The straight-line distance from Green Bay Austin-Straubel to Ontario is 1727.6 mi. Typically, this will take 7h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Ontario Airport?

    Prices for flights from Green Bay Austin-Straubel Airport to Ontario Airport are updated daily.

  • How old do you have to be to fly from Green Bay Austin-Straubel Airport to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Green Bay Austin-Straubel 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 Green Bay to Ontario?

It is quick and easy to find Green Bay to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

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

Yes. momondo enables you to select and highlight flights to Ontario from Green Bay with this policy.

How can momondo help me find flights from Green Bay to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Green Bay to Ontario.

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

Of course. momondo tracks the price of Green Bay to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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