LWS - ONT

$388 Find Cheap Flights from Lewiston to Ontario - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$447
Typical prices: $406-$651
Delta
Mon 2/26Sat 3/3
LWS - ONT • 2 stops
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Cheap Flights from Lewiston to Ontario (LWS-ONT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Lewiston to Ontario

Fri, Feb 26 - Wed, Mar 3
Delta Logo
12:30 pm - 10:43 pmLWS  Lewiston Nez Perce Rgnl-ONT Ontario
10h 13m2 stops Salt Lake City Seattle/Tacoma Intl
Delta Logo
3:30 pm - 10:49 pmONT  Ontario-LWS Lewiston Nez Perce Rgnl
7h 19m1 stop Seattle/Tacoma Intl
$447Delta
Sat, Feb 27 - Thu, Mar 4
Delta Logo
6:25 am - 1:57 pmLWS  Lewiston Nez Perce Rgnl-ONT Ontario
7h 32m1 stop Seattle/Tacoma Intl
Delta Logo
3:30 pm - 10:49 pmONT  Ontario-LWS Lewiston Nez Perce Rgnl
7h 19m1 stop Seattle/Tacoma Intl
$447Delta
Sat, Feb 27 - Thu, Mar 4
Delta Logo
12:30 pm - 10:43 pmLWS  Lewiston Nez Perce Rgnl-ONT Ontario
10h 13m2 stops Salt Lake City Seattle/Tacoma Intl
Delta Logo
3:30 pm - 10:49 pmONT  Ontario-LWS Lewiston Nez Perce Rgnl
7h 19m1 stop Seattle/Tacoma Intl
$453Delta
Fri, Feb 26 - Wed, Mar 3
Delta Logo
12:30 pm - 10:43 pmLWS  Lewiston Nez Perce Rgnl-ONT Ontario
10h 13m2 stops Salt Lake City Seattle/Tacoma Intl
Delta Logo
1:00 pm - 10:49 pmONT  Ontario-LWS Lewiston Nez Perce Rgnl
9h 49m2 stops Salt Lake City Seattle/Tacoma Intl
$501Delta
Fri, Feb 26 - Wed, Mar 3
Delta Logo
6:25 am - 1:57 pmLWS  Lewiston Nez Perce Rgnl-ONT Ontario
7h 32m1 stop Seattle/Tacoma Intl
Delta Logo
6:00 am - 11:46 amONT  Ontario-LWS Lewiston Nez Perce Rgnl
5h 46m1 stop Salt Lake City
$527Delta
Sat, Feb 27 - Thu, Mar 4
Delta Logo
12:30 pm - 10:43 pmLWS  Lewiston Nez Perce Rgnl-ONT Ontario
10h 13m2 stops Salt Lake City Seattle/Tacoma Intl
Delta Logo
1:00 pm - 10:49 pmONT  Ontario-LWS Lewiston Nez Perce Rgnl
9h 49m2 stops Salt Lake City Seattle/Tacoma Intl
$538Delta
Booking Insights

Price, demand and travel trends for Lewiston to Ontario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Lewiston to Ontario?

Round-trip flights from Lewiston to Ontario typically range from $406 to $651. The lowest price found in the past 5 days was $447, on Delta.

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Key details for Lewiston to Ontario flights

Cheapest flight

$447
Round-trip flight from Lewiston to Ontario

When to book flights from Lewiston to Ontario

Are your dates flexible? Find out the best times to travel from Lewiston to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Lewiston to Ontario flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Lewiston to Ontario?

    Only Economy Class is available on flights from Lewiston to Ontario.

  • Do I need a passport to fly from Lewiston to Ontario?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • Have flight prices from Lewiston to Ontario changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route varied from about $447 to $538. That means the highest observed fare was about 20% higher than the lowest one.

  • What car rental options are available at Ontario Airport (ONT)?

    Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:

    • Fox
    • Thrifty
    • Europcar
    • Dollar
    • Alamo

  • Which airports can I use when flying from Lewiston to Ontario?

    Flights from Lewiston to Ontario usually depart from Lewiston Nez Perce Rgnl (LWS) and arrive at Ontario (ONT).

  • Which airports do connecting flights from Lewiston to Ontario pass through?

    Most connecting flights from Lewiston to Ontario pass through Salt Lake City (SLC), which handles 100% of one-stop traffic on this route.

  • What popular places can I visit in Ontario?

    Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

Your guide to booking Lewiston to Ontario flights

Get tips on when to book, when to fly and what to know before your trip.

More options for your flight from Lewiston to Ontario

Complete your trip to Ontario with a hotel stay or car rental

Car rentals in Ontario
Hotels in Ontario
Vacations in Ontario