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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.
Delta Logo
5:41 pm - 10:43 pmEUG  Eugene-ONT Ontario
5h 02m1 stop Seattle/Tacoma Intl
Delta Logo
6:00 pm - 11:59 pmONT  Ontario-EUG Eugene
5h 59m1 stop Seattle/Tacoma Intl
$263Delta
Sat, Oct 24 - Mon, Oct 26
Alaska Airlines Logo
7:23 pm - 10:17 amEUG  Eugene-ONT Ontario
14h 54m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
11:13 am - 9:17 amONT  Ontario-EUG Eugene
22h 04m1 stop Seattle/Tacoma Intl
$263Alaska Airlines
Sat, Oct 17 - Mon, Oct 19
Alaska Airlines Logo
7:23 pm - 1:16 pmEUG  Eugene-ONT Ontario
17h 53m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:56 pm - 9:17 amONT  Ontario-EUG Eugene
14h 21m1 stop Seattle/Tacoma Intl
$263Alaska Airlines
Fri, Oct 23 - Mon, Oct 26
Alaska Airlines Logo
7:23 pm - 10:17 amEUG  Eugene-ONT Ontario
14h 54m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:56 pm - 9:17 amONT  Ontario-EUG Eugene
14h 21m1 stop Seattle/Tacoma Intl
$263Alaska Airlines
Fri, Oct 23 - Mon, Oct 26
Delta Logo
6:05 am - 11:16 amEUG  Eugene-ONT Ontario
5h 11m1 stop Seattle/Tacoma Intl
Delta Logo
11:56 am - 5:01 pmONT  Ontario-EUG Eugene
5h 05m1 stop Seattle/Tacoma Intl
$293Delta
Thu, Oct 22 - Tue, Oct 27
Southwest Logo
5:10 am - 11:15 amEUG  Eugene-ONT Ontario
6h 05m1 stop Sacramento Intl
Southwest Logo
3:10 pm - 9:25 pmONT  Ontario-EUG Eugene
6h 15m1 stop Sacramento Intl
$297Southwest
Mon, Oct 12 - Wed, Oct 14
Southwest Logo
6:15 am - 11:50 amEUG  Eugene-ONT Ontario
5h 35m1 stop Denver Intl
Southwest Logo
6:25 pm - 11:35 pmONT  Ontario-EUG Eugene
5h 10m1 stop Sacramento Intl
$297Southwest
Sat, Oct 31 - Mon, Nov 2
Delta Logo
6:04 am - 11:14 amEUG  Eugene-ONT Ontario
5h 10m1 stop Seattle/Tacoma Intl
Delta Logo
6:00 pm - 10:49 pmONT  Ontario-EUG Eugene
4h 49m1 stop Seattle/Tacoma Intl
$297Delta
Mon, Sep 28 - Sat, Oct 24
United Airlines Logo
5:55 am - 12:29 pmEUG  Eugene-ONT Ontario
6h 34m1 stop San Francisco
United Airlines Logo
9:25 am - 3:45 pmONT  Ontario-EUG Eugene
6h 20m1 stop San Francisco
$377United Airlines
Thu, Nov 5 - Mon, Nov 9
United Airlines Logo
12:59 pm - 8:51 pmEUG  Eugene-ONT Ontario
7h 52m1 stop Denver Intl
United Airlines Logo
1:35 pm - 6:29 pmONT  Ontario-EUG Eugene
4h 54m1 stop San Francisco
$435United Airlines
Sat, Nov 14 - Sat, Nov 21

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Alaska Airlines flights from Eugene to Ontario

Our best Alaska Airlines deals on Eugene to Ontario flight tickets
Alaska Airlines
Oct 23
EUG7:23 pmEugene
14h 54m
1 stop
ONT10:17 amOntario
Oct 27
ONT11:13 amOntario
7h 33m
1 stop
EUG6:46 pmEugene
$263
Alaska Airlines
Nov 10
EUG5:28 amEugene
4h 16m
1 stop
ONT9:44 amOntario
Nov 11
ONT10:40 amOntario
4h 45m
1 stop
EUG3:25 pmEugene
$297
Alaska Airlines
Oct 2
EUG7:35 pmEugene
21h 30m
2 stops
ONT5:05 pmOntario
Oct 5
ONT6:02 amOntario
27h 15m
1 stop
EUG9:17 amEugene
$298

Southwest flights from Eugene to Ontario

Our best Southwest deals on Eugene to Ontario flight tickets
Southwest
Sep 23
EUG12:25 pmEugene
8h 35m
2 stops
ONT9:00 pmOntario
Sep 28
ONT6:30 pmOntario
3h 20m
1 stop
EUG9:50 pmEugene
$302
Southwest
Oct 21
EUG6:50 amEugene
8h 45m
2 stops
ONT3:35 pmOntario
Oct 24
ONT5:30 amOntario
8h 15m
2 stops
EUG1:45 pmEugene
$307
Southwest
Oct 12
EUG5:10 amEugene
6h 05m
1 stop
ONT11:15 amOntario
Oct 14
ONT8:25 amOntario
7h 25m
2 stops
EUG3:50 pmEugene
$316

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

Sat 10/24

5:41 pm-10:43 pm

1 stop5h 02m

Ontario

Mon 10/26

6:00 pm-11:59 pm

1 stop5h 59m

$263

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Sat 10/17

7:23 pm-10:17 am

1 stop14h 54m

Ontario

Mon 10/19

11:13 am-9:17 am

1 stop22h 04m

$263

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Fri 10/23

7:23 pm-1:16 pm

1 stop17h 53m

Ontario

Mon 10/26

6:56 pm-9:17 am

1 stop14h 21m

$263

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Fri 10/23

7:23 pm-10:17 am

1 stop14h 54m

Ontario

Mon 10/26

6:56 pm-9:17 am

1 stop14h 21m

$263

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Thu 10/22

6:05 am-11:16 am

1 stop5h 11m

Ontario

Tue 10/27

11:56 am-5:01 pm

1 stop5h 05m

$293

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Mon 10/12

5:10 am-11:15 am

1 stop6h 05m

Ontario

Wed 10/14

3:10 pm-9:25 pm

1 stop6h 15m

$297

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Sat 10/31

6:15 am-11:50 am

1 stop5h 35m

Ontario

Mon 11/2

6:25 pm-11:35 pm

1 stop5h 10m

$297
Quickest round-trip

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Mon 9/28

6:04 am-11:14 am

1 stop5h 10m

Ontario

Sat 10/24

6:00 pm-10:49 pm

1 stop4h 49m

$297

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Thu 11/5

5:55 am-12:29 pm

1 stop6h 34m

Ontario

Mon 11/9

9:25 am-3:45 pm

1 stop6h 20m

$377

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

Sat 11/14

12:59 pm-8:51 pm

1 stop7h 52m

Ontario

Sat 11/21

1:35 pm-6:29 pm

1 stop4h 54m

$435

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 low for flights on this route.

Typical prices usually range from $338 to $372.
The lowest price recently found on this route was $263.

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 September 2026, prices for Eugene to Ontario flights are approximately 92% 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 49m

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 $263.
The fastest flight from Eugene to Ontario takes 3h 49m
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 49m.

  • 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
10,172 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $236Free CancellationRating
7.9
12,882 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $236Free CancellationRating
8.0
4,202 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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