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Cheap flights from Eugene to Los Angeles from $100

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 9/30. 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 (EUG-ONT)

Cheap round-trip flights

Alaska Airlines Logo
6:00 am - 10:44 amEUG-ONT
4h 44m1 stop
Alaska Airlines Logo
6:00 am - 12:48 pmONT-EUG
6h 48m1 stop
$229Alaska Airlines
Find Deal
Tue, Sep 30 - Sat, Oct 4
Hawaiian Airlines Logo
8:41 am - 3:17 pmEUG-ONT
6h 36m1 stop
Hawaiian Airlines Logo
4:11 pm - 9:10 pmONT-EUG
4h 59m1 stop
$230Hawaiian Airlines
Find Deal
Tue, Nov 18 - Wed, Nov 19
Delta Logo
5:20 am - 12:17 pmEUG-ONT
6h 57m1 stop
Delta Logo
1:15 pm - 10:42 pmONT-EUG
9h 27m2 stops
$234Delta
Find Deal
Tue, Sep 30 - Sat, Oct 4
Alaska Airlines Logo
6:00 am - 10:44 amEUG-ONT
4h 44m1 stop
Alaska Airlines Logo
7:10 am - 11:29 amONT-EUG
4h 19m1 stop
$239Alaska Airlines
Find Deal
Wed, Sep 24 - Mon, Sep 29
United Airlines Logo
6:52 pm - 10:51 pmEUG-ONT
3h 59m1 stop
United Airlines Logo
6:00 am - 12:09 pmONT-EUG
6h 09m1 stop
$240United Airlines
Find Deal
Tue, Oct 28 - Mon, Nov 3
Alaska Airlines Logo
5:42 pm - 12:03 amEUG-ONT
6h 21m1 stop
Alaska Airlines Logo
7:20 am - 11:37 amONT-EUG
4h 17m1 stop
$244Alaska Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 28
Delta Logo
5:20 pm - 10:41 pmEUG-ONT
5h 21m1 stop
Delta Logo
1:15 pm - 11:14 pmONT-EUG
9h 59m2 stops
$245Delta
Find Deal
Tue, Oct 28 - Mon, Nov 3
American Airlines Logo
5:30 am - 11:35 amEUG-ONT
6h 05m1 stop
American Airlines Logo
1:30 pm - 7:17 pmONT-EUG
5h 47m1 stop
$276American Airlines
Find Deal
Wed, Feb 25 - Sun, Mar 1
Southwest Logo
6:05 am - 12:10 pmEUG-ONT
6h 05m1 stop
Southwest Logo
5:30 am - 10:05 amONT-EUG
4h 35m1 stop
$320Southwest
Find Deal
Fri, Oct 17 - Sun, Oct 19
United Airlines Logo
6:47 pm - 12:17 pmEUG-ONT
17h 30m1 stop
United Airlines Logo
6:41 pm - 10:59 pmONT-EUG
4h 18m1 stop
$328United Airlines
Find Deal
Tue, Dec 2 - Wed, Dec 10

Alaska Airlines flights from Eugene to Ontario

Our best Alaska Airlines deals on Eugene to Ontario flight tickets
Alaska Airlines
Sep 30
EUG6:00 amEugene
4h 44m
1 stop
ONT10:44 amOntario
Oct 4
ONT6:00 amOntario
6h 48m
1 stop
EUG12:48 pmEugene
$229
Find similar
Alaska Airlines
Sep 24
EUG6:00 amEugene
4h 44m
1 stop
ONT10:44 amOntario
Sep 29
ONT7:10 amOntario
4h 19m
1 stop
EUG11:29 amEugene
$239
Find similar
Alaska Airlines
Oct 14
EUG5:42 pmEugene
6h 21m
1 stop
ONT12:03 amOntario
Oct 28
ONT7:20 amOntario
4h 17m
1 stop
EUG11:37 amEugene
$244
Find similar

Delta flights from Eugene to Ontario

Our best Delta deals on Eugene to Ontario flight tickets
Delta
Sep 30
EUG5:20 amEugene
6h 57m
1 stop
ONT12:17 pmOntario
Oct 4
ONT1:15 pmOntario
9h 27m
2 stops
EUG10:42 pmEugene
$234
Find similar
Delta
Oct 28
EUG5:20 pmEugene
5h 21m
1 stop
ONT10:41 pmOntario
Nov 3
ONT1:15 pmOntario
9h 59m
2 stops
EUG11:14 pmEugene
$245
Find similar
Delta
Sep 25
EUG5:20 amEugene
6h 57m
1 stop
ONT12:17 pmOntario
Sep 29
ONT6:00 amOntario
4h 52m
1 stop
EUG10:52 amEugene
$249
Find similar

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 September 4, 2025.
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

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 9/30

6:00 am-10:44 am

1 stop4h 44m

Ontario

Sat 10/4

6:00 am-12:48 pm

1 stop6h 48m

$229

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 11/18

8:41 am-3:17 pm

1 stop6h 36m

Ontario

Wed 11/19

4:11 pm-9:10 pm

1 stop4h 59m

$230

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 9/30

5:20 am-12:17 pm

1 stop6h 57m

Ontario

Sat 10/4

1:15 pm-10:42 pm

2 stops9h 27m

$234

EugeneOntario

EUG - ONT

EUGONT

Eugene

Wed 9/24

6:00 am-10:44 am

1 stop4h 44m

Ontario

Mon 9/29

7:10 am-11:29 am

1 stop4h 19m

$239

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 10/28

6:52 pm-10:51 pm

1 stop3h 59m

Ontario

Mon 11/3

6:00 am-12:09 pm

1 stop6h 09m

$240

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 10/14

5:42 pm-12:03 am

1 stop6h 21m

Ontario

Tue 10/28

7:20 am-11:37 am

1 stop4h 17m

$244

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 10/28

5:20 pm-10:41 pm

1 stop5h 21m

Ontario

Mon 11/3

1:15 pm-11:14 pm

2 stops9h 59m

$245

EugeneOntario

EUG - ONT

EUGONT

Eugene

Wed 2/25

5:30 am-11:35 am

1 stop6h 05m

Ontario

Sun 3/1

1:30 pm-7:17 pm

1 stop5h 47m

$276

EugeneOntario

EUG - ONT

EUGONT

Eugene

Fri 10/17

6:05 am-12:10 pm

1 stop6h 05m

Ontario

Sun 10/19

5:30 am-10:05 am

1 stop4h 35m

$320

EugeneOntario

EUG - ONT

EUGONT

Eugene

Tue 12/2

6:47 pm-12:17 pm

1 stop17h 30m

Ontario

Wed 12/10

6:41 pm-10:59 pm

1 stop4h 18m

$328

Flights are sorted by cheapest round-trip flights 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, February 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 $278. If you aren’t able to travel during the month of February, then book flights to Ontario from Eugene during September instead. Flights to Ontario in September, while not as cheap as those in February, still average around $296.

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Thursday when prices can be found for as low as $316. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Eugene to Ontario for around $386.

What is the cheapest time of day to depart on your flight to Ontario?

In the afternoon is the cheapest time of day to fly from Eugene to Ontario when you can find flight prices for as low as $325. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $332 on average. Flights to Ontario from Eugene in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How have Eugene to Ontario flight prices changed over time?

As of September 2025, prices for Eugene to Ontario flights are approximately 137% 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

Direct flights

None
There are no direct flights from Eugene to Ontario. There are no popular flight routes from Eugene to Ontario.
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  • 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 48m.

  • 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
8,937 reviews
Search United Airlines flights
SouthwestPriceFrom $242Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $312Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

  • Southwest Flights From Eugene to Ontario

    Southwest is one of the most popular airlines flying from Eugene to Ontario, operating 5 flights/week on average for this route. A good Southwest flight deal for Eugene to Ontario starts from $242 round-trip, up to an average price of $337. Our users have rated Southwest at 8.0/10.

  • United Airlines Flights From Eugene to Ontario

    Another popular option for Eugene to Ontario flights is United Airlines (7.4/10, 8,937 ratings). United Airlines flies from Eugene to Ontario around 6 times per week, with deals starting from $212 round-trip and rising to an average price of around $292.

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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