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Cheap flights from Eugene to Los Angeles from $146

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Eugene to Los Angeles departing on 6/4. 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
0 bags

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Find the cheapest flights from Eugene to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:44 pm - 10:37 pm
EUG
-
ONT
4h 53m
1 stop
Delta Logo
6:45 am - 12:55 pm
ONT
-
EUG
6h 10m
1 stop
$303Delta
Wed, May 6 - Tue, May 19
Southwest Logo
5:30 am - 10:25 am
EUG
-
ONT
4h 55m
1 stop
Southwest Logo
3:45 pm - 11:05 pm
ONT
-
EUG
7h 20m
2 stops
$308Southwest
Tue, Apr 28 - Tue, Apr 28
Southwest Logo
11:20 am - 6:55 pm
EUG
-
ONT
7h 35m
2 stops
Southwest Logo
4:30 pm - 11:05 pm
ONT
-
EUG
6h 35m
2 stops
$313Southwest
Tue, May 5 - Tue, May 12
Alaska Airlines Logo
5:17 am - 10:08 am
EUG
-
ONT
4h 51m
1 stop
Alaska Airlines Logo
4:03 pm - 11:59 pm
ONT
-
EUG
7h 56m
1 stop
$317Alaska Airlines
Tue, May 12 - Wed, May 13
United Airlines Logo
6:00 am - 10:08 am
EUG
-
ONT
4h 08m
1 stop
United Airlines Logo
6:49 pm - 10:59 pm
ONT
-
EUG
4h 10m
1 stop
$318United Airlines
Sat, Apr 18 - Thu, Apr 23
Southwest Logo
2:45 pm - 10:10 pm
EUG
-
ONT
7h 25m
2 stops
Southwest Logo
6:15 am - 4:15 pm
ONT
-
EUG
10h 00m
1 stop
$324Southwest
Fri, Jun 5 - Sun, Jun 7
Delta Logo
6:13 am - 1:08 pm
EUG
-
ONT
6h 55m
1 stop
Delta Logo
5:59 pm - 11:51 pm
ONT
-
EUG
5h 52m
1 stop
$325Delta
Tue, Jun 30 - Wed, Jul 1
Alaska Airlines Logo
4:02 pm - 11:48 pm
EUG
-
ONT
7h 46m
1 stop
Alaska Airlines Logo
7:59 pm - 12:46 pm
ONT
-
EUG
16h 47m
1 stop
$333Alaska Airlines
Thu, May 7 - Mon, May 11
Southwest Logo
5:00 am - 2:10 pm
EUG
-
ONT
9h 10m
2 stops
Southwest Logo
5:20 pm - 11:05 pm
ONT
-
EUG
5h 45m
1 stop
$334Southwest
Sat, May 16 - Tue, May 19
Delta Logo
5:15 am - 12:14 pm
EUG
-
ONT
6h 59m
1 stop
Delta Logo
11:57 am - 5:04 pm
ONT
-
EUG
5h 07m
1 stop
$338Delta
Tue, May 5 - Tue, Jun 23

United Airlines flights from Eugene to Ontario

Our best United Airlines deals on Eugene to Ontario flight tickets
United Airlines
Apr 18
EUG6:00 amEugene
4h 08m
1 stop
ONT10:08 amOntario
Apr 23
ONT6:49 pmOntario
4h 10m
1 stop
EUG10:59 pmEugene
$318
United Airlines
May 8
EUG1:58 pmEugene
3h 54m
1 stop
ONT5:52 pmOntario
May 15
ONT6:59 pmOntario
4h 00m
1 stop
EUG10:59 pmEugene
$363
United Airlines
Apr 22
EUG2:00 pmEugene
3h 47m
1 stop
ONT5:47 pmOntario
Apr 29
ONT6:49 pmOntario
4h 10m
1 stop
EUG10:59 pmEugene
$383

Southwest flights from Eugene to Ontario

Our best Southwest deals on Eugene to Ontario flight tickets
Southwest
Apr 28
EUG5:30 amEugene
4h 55m
1 stop
ONT10:25 amOntario
Apr 28
ONT3:45 pmOntario
7h 20m
2 stops
EUG11:05 pmEugene
$308
Southwest
May 5
EUG11:20 amEugene
7h 35m
2 stops
ONT6:55 pmOntario
May 12
ONT4:30 pmOntario
6h 35m
2 stops
EUG11:05 pmEugene
$313
Southwest
Jun 5
EUG2:45 pmEugene
7h 25m
2 stops
ONT10:10 pmOntario
Jun 7
ONT6:15 amOntario
10h 00m
1 stop
EUG4:15 pmEugene
$324

momondo Fare Finder

 
Customize your flight search to find flights from Eugene 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 April 1, 2026.
Use the filters below to find and compare flights from Eugene to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

EugeneOntario

EUG - ONT

EUGONT

Eugene

Wed 5/6

5:44 pm-10:37 pm

1 stop4h 53m

Ontario

Tue 5/19

6:45 am-12:55 pm

1 stop6h 10m

$303

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 4/28

5:30 am-10:25 am

1 stop4h 55m

Ontario

Tue 4/28

3:45 pm-11:05 pm

2 stops7h 20m

$308

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 5/5

11:20 am-6:55 pm

2 stops7h 35m

Ontario

Tue 5/12

4:30 pm-11:05 pm

2 stops6h 35m

$313

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 5/12

5:17 am-10:08 am

1 stop4h 51m

Ontario

Wed 5/13

4:03 pm-11:59 pm

1 stop7h 56m

$317
Quickest round-trip

EugeneOntario

EUG - ONT

EUGONT

Eugene

Sat 4/18

6:00 am-10:08 am

1 stop4h 08m

Ontario

Thu 4/23

6:49 pm-10:59 pm

1 stop4h 10m

$318

EugeneOntario

EUG - ONT

EUGONT

Eugene

Fri 6/5

2:45 pm-10:10 pm

2 stops7h 25m

Ontario

Sun 6/7

6:15 am-4:15 pm

1 stop10h 00m

$324

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 6/30

6:13 am-1:08 pm

1 stop6h 55m

Ontario

Wed 7/1

5:59 pm-11:51 pm

1 stop5h 52m

$325

EugeneOntario

EUG - ONT

EUGONT

Eugene

Thu 5/7

4:02 pm-11:48 pm

1 stop7h 46m

Ontario

Mon 5/11

7:59 pm-12:46 pm

1 stop16h 47m

$333

EugeneOntario

EUG - ONT

EUGONT

Eugene

Sat 5/16

5:00 am-2:10 pm

2 stops9h 10m

Ontario

Tue 5/19

5:20 pm-11:05 pm

1 stop5h 45m

$334

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 5/5

5:15 am-12:14 pm

1 stop6h 59m

Ontario

Tue 6/23

11:57 am-5:04 pm

1 stop5h 07m

$338

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 Eugene 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 Eugene and Ontario?

What is the cheapest month to fly to Ontario?

In general, October is the cheapest month to fly from Eugene to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $264. If you aren’t able to travel during the month of October, then book flights to Ontario from Eugene during January instead. Flights to Ontario in January, while not as cheap as those in October, still average around $267.

How have Eugene to Ontario flight prices changed over time?

As of April 2026, prices for Eugene to Ontario flights are approximately 31% more expensive when compared to flights at the same time last year.

When to book flights from Eugene to Ontario

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

Cheap Eugene to Ontario (EUG to ONT) flight deals and tips

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

Fastest flight time

3h 41m

Direct flights

None
The fastest flight from Eugene to Ontario takes 3h 41m
There are no direct flights from Eugene to Ontario. There are no popular flight routes from Eugene to Ontario.
Search flight deals

  • How far is Eugene to Ontario by plane?

    Eugene and Ontario are 748.3 mi apart from one another. A reasonable flight in good conditions will take 3h 41m.

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

    Prices for flights from Eugene Airport to Ontario Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Eugene Airport to Ontario Airport?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Eugene Airport to Ontario Airport.

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

    The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Eugene to Ontario?

Best airlines flying from Eugene to Ontario

Compare and see reviews for airlines that fly from Eugene to Ontario with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $212Free CancellationRating
7.4
9,530 reviews
Search United Airlines flights
SouthwestPriceFrom $239Free CancellationRating
8.0
4,335 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $265Free CancellationRating
7.9
12,144 reviews
Search Alaska Airlines flights

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Ontario from Eugene which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Eugene.

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

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Eugene and alert you when they change.

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