Menu

Cheap flights from Ontario (ONT) to Washington (WA)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

Cheap flights from Ontario to Washington in February 2020

The best prices found for ONT to Washington flights for February
26 Feb - 4 Mar
$157pp
ONT
Ontario
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
Non-Stop
ONT
Ontario
28 Feb - 3 Mar
$174pp
ONT
Ontario
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
Non-Stop
ONT
Ontario
27 Feb - 3 Mar
$176pp
ONT
Ontario
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
ONT
Ontario

Ontario to Washington 2020 flight deals

Cheap flights to Washington from Ontario found for this year
20 Oct - 27 Oct
$175pp
ONT
Ontario
United Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
United Airlines
 
1 STOP
ONT
Ontario
9 May - 16 May
$176pp
ONT
Ontario
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
Non-Stop
ONT
Ontario
17 Mar - 25 Mar
$177pp
ONT
Ontario
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
ONT
Ontario

Non-stop flights to Washington from Ontario

Save time with Ontario to Washington direct flight deals
3 Mar - 7 Mar
$137pp
ONT
Ontario
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
ONT
Ontario
4 Mar - 5 Mar
$142pp
ONT
Ontario
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
ONT
Ontario
2 Mar - 5 Mar
$147pp
ONT
Ontario
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
ONT
Ontario

Last minute flights from Ontario to Washington

Late deals on round-trip flights to Washington from Ontario, departing today and this week
18 Feb - 22 Feb
$194pp
ONT
Ontario
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
ONT
Ontario
19 Feb - 17 Jun
$204pp
ONT
Ontario
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
Non-Stop
ONT
Ontario
20 Feb - 24 Feb
$207pp
ONT
Ontario
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Multiple Airlines
Non-Stop
ONT
Ontario

One-way flights to Washington from Ontario

The cheapest one-way flights from Ontario to Washington
5:10 am - 7:55 am
Alaska Airlines
Nonstop
2h 45m
ONT - SEA
Alaska Airlines
12:30 pm - 3:10 pm
Alaska Airlines
Nonstop
2h 40m
ONT - SEA
Alaska Airlines
2:30 am - 5:15 am
Alaska Airlines
Nonstop
2h 45m
ONT - SEA
Alaska Airlines

Departure points for flights from Ontario to Washington

Destination information for Washington

Things to know before you go. Useful info for your trip from Ontario to Washington
Flight duration
2h 40m

Airports servicing Ontario

Airports servicing

Deer Harbor (DHB)
Wenatchee (EAT)
Eastsound Orcas Island (ESD)
Friday Harbor SPB (FBS)
Port Angeles (FRD)

Related info for your journey

Useful info, stats and facts about Ontario to Washington flights.

Flight FAQs

From Ontario to Washington

Are there nonstop flights from Ontario to Washington for under $200 on Cheapflights?

Cheapflights has 2 direct flights from Ontario to Washington under $200. A good price for a nonstop flight from Ontario to Washington is less than $197.

Are there last-minute flights available from Ontario to Washington for under $200?

There are currently just 3 open flights from Ontario to Washington within the next 7 days for less than $200.

What days are nonstop flights available from Ontario to Washington?

Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

Within the past month, 577 users have taken a look at flights from Ontario to Washington.

What are the most popular airlines that fly from Ontario to Washington?

The most popular airlines flying from Ontario to Washington are Major Airline, JetBlue and Delta. Something to consider prior to booking your flight.

What are the most popular routes from Ontario to Washington?

The most popular route from Ontario to Washington is Ontario - Seattle/Tacoma Intl. You may also consider Ontario - Spokane or Ontario - Pasco Tri Cities.

What are the cheapest Flights from Ontario to Washington?

The cheapest flight price from Ontario to Washington is $58. On average you can expect to pay $217. The most popular route, (Ontario - Seattle/Tacoma Intl), can usually be booked for $167.

What are the most reliable airlines from Ontario to Washington?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Ontario to Washington on time: Japan Airlines(81%), Alaska Airlines(75%), American Airlines(74%.)