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Cheap flights from Eugene to Los Angeles from $134

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 12/10. 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

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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
5:30 pm - 10:43 pmEUG  Eugene-ONT Ontario
5h 13m1 stop Seattle/Tacoma Intl
Delta Logo
7:00 am - 11:54 amONT  Ontario-EUG Eugene
4h 54m1 stop Seattle/Tacoma Intl
$267Delta
sáb., ene. 16 - mar., ene. 19
Alaska Airlines Logo
5:25 am - 9:48 amEUG  Eugene-ONT Ontario
4h 23m1 stop Portland
Alaska Airlines Logo
7:12 am - 12:48 pmONT  Ontario-EUG Eugene
5h 36m1 stop Portland
$289Alaska Airlines
sáb., ago. 29 - mié., sep. 2
Delta Logo
6:15 am - 1:57 pmEUG  Eugene-ONT Ontario
7h 42m1 stop Seattle/Tacoma Intl
Delta Logo
7:00 am - 11:54 amONT  Ontario-EUG Eugene
4h 54m1 stop Seattle/Tacoma Intl
$293Delta
mar., ene. 19 - sáb., ene. 23
Alaska Airlines Logo
4:03 pm - 8:24 pmEUG  Eugene-ONT Ontario
4h 21m1 stop Portland
Alaska Airlines Logo
11:13 am - 6:46 pmONT  Ontario-EUG Eugene
7h 33m1 stop Seattle/Tacoma Intl
$322Alaska Airlines
jue., oct. 1 - lun., oct. 5
Alaska Airlines Logo
4:03 pm - 8:24 pmEUG  Eugene-ONT Ontario
4h 21m1 stop Portland
Alaska Airlines Logo
10:47 am - 3:26 pmONT  Ontario-EUG Eugene
4h 39m1 stop Portland
$329Alaska Airlines
jue., sep. 17 - lun., sep. 21
United Airlines Logo
1:57 pm - 8:01 pmEUG  Eugene-ONT Ontario
6h 04m1 stop San Francisco
United Airlines Logo
6:08 am - 11:43 amONT  Ontario-EUG Eugene
5h 35m1 stop San Francisco
$339United Airlines
mar., sep. 15 - mar., sep. 22
Delta Logo
5:20 am - 12:14 pmEUG  Eugene-ONT Ontario
6h 54m1 stop Salt Lake City
Delta Logo
6:00 am - 12:58 pmONT  Ontario-EUG Eugene
6h 58m1 stop Seattle/Tacoma Intl
$339Delta
lun., sep. 28 - mar., sep. 29
Southwest Logo
3:55 pm - 9:30 pmEUG  Eugene-ONT Ontario
5h 35m1 stop San Jose
Southwest Logo
5:45 am - 11:45 amONT  Ontario-EUG Eugene
6h 00m2 stops Las Vegas Harry Reid Intl San Jose
$344Southwest
lun., sep. 28 - mar., sep. 29
Southwest Logo
11:15 am - 7:35 pmEUG  Eugene-ONT Ontario
8h 20m2 stops San Diego Las Vegas Harry Reid Intl
Southwest Logo
8:25 am - 12:55 pmONT  Ontario-EUG Eugene
4h 30m1 stop Las Vegas Harry Reid Intl
$344Southwest
mar., oct. 13 - mar., oct. 20
United Airlines Logo
6:00 am - 10:23 amEUG  Eugene-ONT Ontario
4h 23m1 stop San Francisco
United Airlines Logo
1:52 pm - 8:44 pmONT  Ontario-EUG Eugene
6h 52m1 stop San Francisco
$347United Airlines
sáb., sep. 26 - lun., sep. 28

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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 29
EUG5:25 amEugene
4h 23m
1 stop
ONT9:48 amOntario
Sep 2
ONT7:12 amOntario
5h 36m
1 stop
EUG12:48 pmEugene
$289
Alaska Airlines
Oct 1
EUG4:03 pmEugene
4h 21m
1 stop
ONT8:24 pmOntario
Oct 5
ONT11:13 amOntario
7h 33m
1 stop
EUG6:46 pmEugene
$322
Alaska Airlines
Sep 17
EUG4:03 pmEugene
4h 21m
1 stop
ONT8:24 pmOntario
Sep 21
ONT10:47 amOntario
4h 39m
1 stop
EUG3:26 pmEugene
$329

Southwest flights from Eugene to Ontario

Our best Southwest deals on Eugene to Ontario flight tickets
Southwest
Sep 15
EUG1:40 pmEugene
8h 25m
1 stop
ONT10:05 pmOntario
Sep 22
ONT2:10 pmOntario
7h 05m
2 stops
EUG9:15 pmEugene
$344
Southwest
Sep 15
EUG12:25 pmEugene
8h 35m
2 stops
ONT9:00 pmOntario
Sep 22
ONT5:45 amOntario
8h 15m
2 stops
EUG2:00 pmEugene
$349
Southwest
Sep 18
EUG12:20 pmEugene
7h 00m
1 stop
ONT7:20 pmOntario
Sep 26
ONT4:20 pmOntario
3h 35m
1 stop
EUG7:55 pmEugene
$354

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 agosto 18, 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 Eugene - ONT Ontario

EUGONT

Eugene

sáb. 1/16

5:30 pm-10:43 pm

1 stop5h 13m

Ontario

mar. 1/19

7:00 am-11:54 am

1 stop4h 54m

$267

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

sáb. 8/29

5:25 am-9:48 am

1 stop4h 23m

Ontario

mié. 9/2

7:12 am-12:48 pm

1 stop5h 36m

$289

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

mar. 1/19

6:15 am-1:57 pm

1 stop7h 42m

Ontario

sáb. 1/23

7:00 am-11:54 am

1 stop4h 54m

$293

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

jue. 10/1

4:03 pm-8:24 pm

1 stop4h 21m

Ontario

lun. 10/5

11:13 am-6:46 pm

1 stop7h 33m

$322
Quickest round-trip

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

jue. 9/17

4:03 pm-8:24 pm

1 stop4h 21m

Ontario

lun. 9/21

10:47 am-3:26 pm

1 stop4h 39m

$329

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

mar. 9/15

1:57 pm-8:01 pm

1 stop6h 04m

Ontario

mar. 9/22

6:08 am-11:43 am

1 stop5h 35m

$339

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

lun. 9/28

5:20 am-12:14 pm

1 stop6h 54m

Ontario

mar. 9/29

6:00 am-12:58 pm

1 stop6h 58m

$339

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

lun. 9/28

3:55 pm-9:30 pm

1 stop5h 35m

Ontario

mar. 9/29

5:45 am-11:45 am

2 stops6h 00m

$344

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

mar. 10/13

11:15 am-7:35 pm

2 stops8h 20m

Ontario

mar. 10/20

8:25 am-12:55 pm

1 stop4h 30m

$344

EugeneOntario

EUG Eugene - ONT Ontario

EUGONT

Eugene

sáb. 9/26

6:00 am-10:23 am

1 stop4h 23m

Ontario

lun. 9/28

1:52 pm-8:44 pm

1 stop6h 52m

$347

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 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

$134

Fastest flight time

3h 49m

Direct flights

None
The best one-way flight to Ontario from Eugene in the past 72 hours is $134. The best round-trip flight deal from Eugene to Ontario found on momondo in the last 72 hours is $267.
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
10,103 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $236Free CancellationRating
7.9
12,811 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $236Free CancellationRating
8.0
4,219 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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