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Cheap flights from Eugene to Los Angeles from $145

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.
United Airlines Logo
3:59 pm - 10:51 pmEUG  Eugene-ONT Ontario
6h 52m1 stop San Francisco
United Airlines Logo
5:00 am - 1:12 pmONT  Ontario-EUG Eugene
8h 12m1 stop Denver Intl
$289United Airlines
Wed, Oct 14 - Wed, Oct 21
Alaska Airlines Logo
12:35 pm - 5:18 pmEUG  Eugene-ONT Ontario
4h 43m1 stop Portland
Alaska Airlines Logo
7:12 am - 12:54 pmONT  Ontario-EUG Eugene
5h 42m1 stop Portland
$289Alaska Airlines
Sat, Sep 26 - Wed, Sep 30
Southwest Logo
6:00 am - 9:50 amEUG  Eugene-ONT Ontario
3h 50m1 stop Sacramento Intl
Southwest Logo
5:45 am - 12:55 pmONT  Ontario-EUG Eugene
7h 10m1 stop Las Vegas Harry Reid Intl
$289Southwest
Sat, Sep 26 - Tue, Sep 29
Delta Logo
5:20 am - 12:14 pmEUG  Eugene-ONT Ontario
6h 54m1 stop Salt Lake City
Delta Logo
6:00 am - 11:52 amONT  Ontario-EUG Eugene
5h 52m1 stop Salt Lake City
$289Delta
Tue, Sep 15 - Tue, Sep 22
Delta Logo
5:41 pm - 11:00 pmEUG  Eugene-ONT Ontario
5h 19m1 stop Seattle/Tacoma Intl
Delta Logo
5:11 pm - 10:20 pmONT  Ontario-EUG Eugene
5h 09m1 stop Salt Lake City
$289Delta
Wed, Dec 2 - Sat, Dec 5
Alaska Airlines Logo
5:25 am - 9:51 amEUG  Eugene-ONT Ontario
4h 26m1 stop Portland
Alaska Airlines Logo
6:02 am - 1:44 pmONT  Ontario-EUG Eugene
7h 42m1 stop Seattle/Tacoma Intl
$289Alaska Airlines
Sat, Sep 19 - Sat, Sep 26
Alaska Airlines Logo
4:02 pm - 9:49 pmEUG  Eugene-ONT Ontario
5h 47m1 stop Portland
Alaska Airlines Logo
10:40 am - 3:25 pmONT  Ontario-EUG Eugene
4h 45m1 stop Portland
$289Alaska Airlines
Tue, Nov 10 - Wed, Nov 11
Southwest Logo
12:25 pm - 9:00 pmEUG  Eugene-ONT Ontario
8h 35m2 stops San Diego Las Vegas Harry Reid Intl
Southwest Logo
3:10 pm - 9:20 pmONT  Ontario-EUG Eugene
6h 10m1 stop Sacramento Intl
$294Southwest
Tue, Sep 29 - Tue, Oct 6
United Airlines Logo
5:00 am - 12:33 pmEUG  Eugene-ONT Ontario
7h 33m1 stop Denver Intl
United Airlines Logo
5:00 am - 1:08 pmONT  Ontario-EUG Eugene
8h 08m1 stop Denver Intl
$307United Airlines
Tue, Feb 9 - Tue, Feb 16
United Airlines Logo
2:10 pm - 8:29 pmEUG  Eugene-ONT Ontario
6h 19m1 stop San Francisco
United Airlines Logo
1:05 pm - 6:34 pmONT  Ontario-EUG Eugene
5h 29m1 stop San Francisco
$377United Airlines
Mon, Dec 14 - Thu, Dec 17

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Alaska Airlines flights from Eugene to Ontario

Our best Alaska Airlines deals on Eugene to Ontario flight tickets
Alaska Airlines
Aug 26
EUG4:03 pmEugene
4h 21m
1 stop
ONT8:24 pmOntario
Aug 30
ONT7:12 amOntario
5h 36m
1 stop
EUG12:48 pmEugene
$289
Alaska Airlines
Sep 16
EUG5:25 amEugene
4h 26m
1 stop
ONT9:51 amOntario
Sep 21
ONT7:59 pmOntario
13h 27m
1 stop
EUG9:26 amEugene
$293
Alaska Airlines
Sep 2
EUG5:25 amEugene
4h 23m
1 stop
ONT9:48 amOntario
Sep 8
ONT8:30 amOntario
5h 14m
1 stop
EUG1:44 pmEugene
$314

Southwest flights from Eugene to Ontario

Our best Southwest deals on Eugene to Ontario flight tickets
Southwest
Sep 26
EUG6:00 amEugene
3h 50m
1 stop
ONT9:50 amOntario
Sep 29
ONT5:45 amOntario
7h 10m
1 stop
EUG12:55 pmEugene
$289
Southwest
Sep 15
EUG5:40 amEugene
4h 35m
1 stop
ONT10:15 amOntario
Sep 22
ONT2:10 pmOntario
7h 05m
2 stops
EUG9:15 pmEugene
$294
Southwest
Sep 15
EUG12:25 pmEugene
7h 45m
2 stops
ONT8:10 pmOntario
Sep 22
ONT2:10 pmOntario
7h 05m
2 stops
EUG9:15 pmEugene
$299

momondo Fare Finder

 
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 Eugene - ONT Ontario

EUGONT

Eugene

Wed 10/14

3:59 pm-10:51 pm

1 stop6h 52m

Ontario

Wed 10/21

5:00 am-1:12 pm

1 stop8h 12m

$289
Quickest round-trip

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Sat 9/26

12:35 pm-5:18 pm

1 stop4h 43m

Ontario

Wed 9/30

7:12 am-12:54 pm

1 stop5h 42m

$289

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Sat 9/26

6:00 am-9:50 am

1 stop3h 50m

Ontario

Tue 9/29

5:45 am-12:55 pm

1 stop7h 10m

$289

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Tue 9/15

5:20 am-12:14 pm

1 stop6h 54m

Ontario

Tue 9/22

6:00 am-11:52 am

1 stop5h 52m

$289

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Wed 12/2

5:41 pm-11:00 pm

1 stop5h 19m

Ontario

Sat 12/5

5:11 pm-10:20 pm

1 stop5h 09m

$289

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Sat 9/19

5:25 am-9:51 am

1 stop4h 26m

Ontario

Sat 9/26

6:02 am-1:44 pm

1 stop7h 42m

$289

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Tue 11/10

4:02 pm-9:49 pm

1 stop5h 47m

Ontario

Wed 11/11

10:40 am-3:25 pm

1 stop4h 45m

$289

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Tue 9/29

12:25 pm-9:00 pm

2 stops8h 35m

Ontario

Tue 10/6

3:10 pm-9:20 pm

1 stop6h 10m

$294

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Tue 2/9

5:00 am-12:33 pm

1 stop7h 33m

Ontario

Tue 2/16

5:00 am-1:08 pm

1 stop8h 08m

$307

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Mon 12/14

2:10 pm-8:29 pm

1 stop6h 19m

Ontario

Thu 12/17

1:05 pm-6:34 pm

1 stop5h 29m

$377

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?

Prices are currently typical for flights on this route.

Typical prices usually range from $289 to $383.
The lowest price recently found on this route was $289.

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 August 2026, prices for Eugene to Ontario flights are approximately 8% 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

Best Price Found

$145

Fastest flight time

3h 50m

Direct flights

None
The best one-way flight to Ontario from Eugene in the past 72 hours is $145. The best round-trip flight deal from Eugene to Ontario found on momondo in the last 72 hours is $289.
The fastest flight from Eugene to Ontario takes 3h 50m
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 3h 50m.

  • 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
10,113 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $236Free CancellationRating
7.9
12,841 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $236Free CancellationRating
8.0
4,214 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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