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Cheap flights from Eugene to Los Angeles from $172

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 7/4. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Eugene to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
4:45 pm - 11:49 pm
EUG
-
ONT
7h 04m
1 stop
Delta Logo
6:20 am - 12:58 pm
ONT
-
EUG
6h 38m
1 stop
$343Delta
Tue, Jun 30 - Tue, Jul 7
Alaska Airlines Logo
7:20 pm - 11:14 am
EUG
-
ONT
15h 54m
1 stop
Alaska Airlines Logo
2:05 pm - 6:58 pm
ONT
-
EUG
4h 53m
1 stop
$351Alaska Airlines
Wed, Jul 29 - Mon, Aug 10
Alaska Airlines Logo
5:20 am - 9:56 am
EUG
-
ONT
4h 36m
1 stop
Alaska Airlines Logo
10:54 am - 3:23 pm
ONT
-
EUG
4h 29m
1 stop
$358Alaska Airlines
Sat, Jun 27 - Tue, Jun 30
Southwest Logo
5:40 am - 10:20 am
EUG
-
ONT
4h 40m
1 stop
Southwest Logo
5:40 am - 11:40 am
ONT
-
EUG
6h 00m
1 stop
$359Southwest
Mon, Aug 17 - Mon, Aug 24
Southwest Logo
1:15 pm - 7:25 pm
EUG
-
ONT
6h 10m
1 stop
Southwest Logo
12:35 pm - 9:45 pm
ONT
-
EUG
9h 10m
2 stops
$364Southwest
Mon, Aug 17 - Mon, Aug 24
Alaska Airlines Logo
5:25 am - 9:51 am
EUG
-
ONT
4h 26m
1 stop
Alaska Airlines Logo
12:12 pm - 6:58 pm
ONT
-
EUG
6h 46m
1 stop
$366Alaska Airlines
Fri, Sep 18 - Sat, Sep 26
Southwest Logo
11:20 am - 7:25 pm
EUG
-
ONT
8h 05m
2 stops
Southwest Logo
12:35 pm - 9:45 pm
ONT
-
EUG
9h 10m
2 stops
$369Southwest
Mon, Aug 17 - Mon, Aug 24
Alaska Airlines Logo
5:20 am - 9:56 am
EUG
-
ONT
4h 36m
1 stop
Alaska Airlines Logo
5:32 pm - 10:28 pm
ONT
-
EUG
4h 56m
1 stop
$371Alaska Airlines
Sat, Jul 4 - Sat, Jul 11
United Airlines Logo
6:00 am - 12:12 pm
EUG
-
ONT
6h 12m
1 stop
United Airlines Logo
1:50 pm - 5:48 pm
ONT
-
EUG
3h 58m
1 stop
$373United Airlines
Sat, Jul 4 - Sat, Jul 11
Alaska Airlines Logo
4:00 pm - 11:51 pm
EUG
-
ONT
7h 51m
1 stop
Alaska Airlines Logo
10:54 am - 3:23 pm
ONT
-
EUG
4h 29m
1 stop
$385Alaska Airlines
Wed, Jul 1 - Tue, Jul 7

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Delta flights from Eugene to Ontario

Our best Delta deals on Eugene to Ontario flight tickets
Delta
Jun 30
EUG4:45 pmEugene
7h 04m
1 stop
ONT11:49 pmOntario
Jul 7
ONT6:20 amOntario
6h 38m
1 stop
EUG12:58 pmEugene
$343
Delta
Jul 19
EUG5:45 pmEugene
5h 07m
1 stop
ONT10:52 pmOntario
Aug 1
ONT6:01 pmOntario
5h 07m
1 stop
EUG11:08 pmEugene
$431
Delta
Jul 9
EUG12:32 pmEugene
4h 49m
1 stop
ONT5:21 pmOntario
Jul 13
ONT6:01 pmOntario
5h 50m
1 stop
EUG11:51 pmEugene
$441

Alaska Airlines flights from Eugene to Ontario

Our best Alaska Airlines deals on Eugene to Ontario flight tickets
Alaska Airlines
Aug 13
EUG12:34 pmEugene
4h 18m
1 stop
ONT4:52 pmOntario
Aug 18
ONT12:04 pmOntario
4h 56m
1 stop
EUG5:00 pmEugene
$351
Alaska Airlines
Jun 27
EUG5:20 amEugene
4h 36m
1 stop
ONT9:56 amOntario
Jun 30
ONT10:54 amOntario
4h 29m
1 stop
EUG3:23 pmEugene
$358
Alaska Airlines
Sep 18
EUG5:25 amEugene
4h 26m
1 stop
ONT9:51 amOntario
Sep 26
ONT12:12 pmOntario
6h 46m
1 stop
EUG6:58 pmEugene
$366

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 June 8, 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

Tue 6/30

4:45 pm-11:49 pm

1 stop7h 04m

Ontario

Tue 7/7

6:20 am-12:58 pm

1 stop6h 38m

$343

EugeneOntario

EUG - ONT

EUGONT

Eugene

Wed 7/29

7:20 pm-11:14 am

1 stop15h 54m

Ontario

Mon 8/10

2:05 pm-6:58 pm

1 stop4h 53m

$351
Quickest round-trip

EugeneOntario

EUG - ONT

EUGONT

Eugene

Sat 6/27

5:20 am-9:56 am

1 stop4h 36m

Ontario

Tue 6/30

10:54 am-3:23 pm

1 stop4h 29m

$358

EugeneOntario

EUG - ONT

EUGONT

Eugene

Mon 8/17

5:40 am-10:20 am

1 stop4h 40m

Ontario

Mon 8/24

5:40 am-11:40 am

1 stop6h 00m

$359

EugeneOntario

EUG - ONT

EUGONT

Eugene

Mon 8/17

1:15 pm-7:25 pm

1 stop6h 10m

Ontario

Mon 8/24

12:35 pm-9:45 pm

2 stops9h 10m

$364

EugeneOntario

EUG - ONT

EUGONT

Eugene

Fri 9/18

5:25 am-9:51 am

1 stop4h 26m

Ontario

Sat 9/26

12:12 pm-6:58 pm

1 stop6h 46m

$366

EugeneOntario

EUG - ONT

EUGONT

Eugene

Mon 8/17

11:20 am-7:25 pm

2 stops8h 05m

Ontario

Mon 8/24

12:35 pm-9:45 pm

2 stops9h 10m

$369

EugeneOntario

EUG - ONT

EUGONT

Eugene

Sat 7/4

5:20 am-9:56 am

1 stop4h 36m

Ontario

Sat 7/11

5:32 pm-10:28 pm

1 stop4h 56m

$371

EugeneOntario

EUG - ONT

EUGONT

Eugene

Sat 7/4

6:00 am-12:12 pm

1 stop6h 12m

Ontario

Sat 7/11

1:50 pm-5:48 pm

1 stop3h 58m

$373

EugeneOntario

EUG - ONT

EUGONT

Eugene

Wed 7/1

4:00 pm-11:51 pm

1 stop7h 51m

Ontario

Tue 7/7

10:54 am-3:23 pm

1 stop4h 29m

$385

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 June 2026, prices for Eugene to Ontario flights are approximately 64% 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

4h 18m

Direct flights

None
The fastest flight from Eugene to Ontario takes 4h 18m
There are no direct flights from Eugene to Ontario. There are no popular flight routes from Eugene to Ontario.
Search flight deals

Frequently asked questions about flying from Eugene to Ontario

  • 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 4h 18m.

  • 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 $199Free CancellationRating
7.4
9,785 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $236Free CancellationRating
7.9
12,481 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $236Free CancellationRating
7.9
4,246 reviews
Search Southwest 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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