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Ontario

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Ontario Flights as Low as $135

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Spirit Airlines
Mon, May 5 - Mon, May 12
SAN
San Diego Intl.
BOI
Boise
$135 Roundtrip, found 5 days ago
$135
Roundtrip
found 5 days ago
Select Spirit Airlines flight, departing Mon, May 5 from San Diego Intl. to Boise, returning Mon, May 12, priced at $135 found 5 days ago
Hawaiian Airlines
Sat, Jun 14 - Sat, Jun 14
SEA
Seattle - Tacoma Intl.
BOI
Boise
$138 Roundtrip, found 2 days ago
$138
Roundtrip
found 2 days ago
Select Hawaiian Airlines flight, departing Sat, Jun 14 from Seattle - Tacoma Intl. to Boise, returning Sat, Jun 14, priced at $138 found 2 days ago
Delta
Wed, Jun 11 - Tue, Jun 17
SEA
Seattle - Tacoma Intl.
BOI
Boise
$138 Roundtrip, found 2 days ago
$138
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Jun 11 from Seattle - Tacoma Intl. to Boise, returning Tue, Jun 17, priced at $138 found 2 days ago
Delta
Wed, Jun 4 - Tue, Jun 10
PDX
Portland Intl.
BOI
Boise
$138 Roundtrip, found 1 day ago
$138
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Jun 4 from Portland Intl. to Boise, returning Tue, Jun 10, priced at $138 found 1 day ago
Bargain Flight
Fri, Jun 13 - Mon, Jun 16
SEA
Seattle - Tacoma Intl.
BOI
Boise
$157 Roundtrip, found 2 days ago
$157
Roundtrip
found 2 days ago
Select Bargain Flight flight, departing Fri, Jun 13 from Seattle - Tacoma Intl. to Boise, returning Mon, Jun 16, priced at $157 found 2 days ago
United
Mon, May 5 - Tue, May 13
SAN
San Diego Intl.
BOI
Boise
$167 Roundtrip, found 7 hours ago
$167
Roundtrip
found 7 hours ago
Select United flight, departing Mon, May 5 from San Diego Intl. to Boise, returning Tue, May 13, priced at $167 found 7 hours ago
American Airlines
Mon, May 5 - Tue, May 13
CLD
McClellan-Palomar
BOI
Boise
$223 Roundtrip, found 7 hours ago
$223
Roundtrip
found 7 hours ago
Select American Airlines flight, departing Mon, May 5 from McClellan-Palomar to Boise, returning Tue, May 13, priced at $223 found 7 hours ago
Delta
Sat, May 31 - Sun, Jun 1
ONT
Los Angeles - Ontario Intl.
BOI
Boise
$244 Roundtrip, found 5 days ago
$244
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, May 31 from Los Angeles - Ontario Intl. to Boise, returning Sun, Jun 1, priced at $244 found 5 days ago
Bargain Flight
Fri, Sep 5 - Sat, Sep 6
CVG
Cincinnati - Northern Kentucky Intl.
BOI
Boise
$277 Roundtrip, found 1 day ago
$277
Roundtrip
found 1 day ago
Select Bargain Flight flight, departing Fri, Sep 5 from Cincinnati - Northern Kentucky Intl. to Boise, returning Sat, Sep 6, priced at $277 found 1 day ago
Bargain Flight
Sat, May 3 - Sat, May 10
CLT
Charlotte-Douglas Intl.
BOI
Boise
$284 Roundtrip, found 1 day ago
$284
Roundtrip
found 1 day ago
Select Bargain Flight flight, departing Sat, May 3 from Charlotte-Douglas Intl. to Boise, returning Sat, May 10, priced at $284 found 1 day ago
Spirit Airlines
Tue, Apr 29 - Mon, May 5
DTW
Detroit Metropolitan Wayne County
BOI
Boise
$296 Roundtrip, found 2 days ago
$296
Roundtrip
found 2 days ago
Select Spirit Airlines flight, departing Tue, Apr 29 from Detroit Metropolitan Wayne County to Boise, returning Mon, May 5, priced at $296 found 2 days ago
Bargain Flight
Sat, Apr 26 - Mon, May 5
CLE
Hopkins Intl.
BOI
Boise
$298 Roundtrip, found 1 day ago
$298
Roundtrip
found 1 day ago
Select Bargain Flight flight, departing Sat, Apr 26 from Hopkins Intl. to Boise, returning Mon, May 5, priced at $298 found 1 day ago
American Airlines
Tue, Jul 15 - Wed, Jul 23
ATL
Hartsfield-Jackson Atlanta Intl.
BOI
Boise
$317 Roundtrip, found 4 days ago
$317
Roundtrip
found 4 days ago
Select American Airlines flight, departing Tue, Jul 15 from Hartsfield-Jackson Atlanta Intl. to Boise, returning Wed, Jul 23, priced at $317 found 4 days ago
Frontier Airlines
Sun, Jul 13 - Tue, Jul 22
ATL
Hartsfield-Jackson Atlanta Intl.
BOI
Boise
$422 Roundtrip, found 4 days ago
$422
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Sun, Jul 13 from Hartsfield-Jackson Atlanta Intl. to Boise, returning Tue, Jul 22, priced at $422 found 4 days ago
American Airlines
Tue, Apr 22 - Mon, Apr 28
GNV
Gainesville Regional
BOI
Boise
$642 Roundtrip, found 6 hours ago
$642
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Tue, Apr 22 from Gainesville Regional to Boise, returning Mon, Apr 28, priced at $642 found 6 hours ago
Hawaiian Airlines
Mon, Jul 14 - Tue, Aug 5
FUK
Fukuoka
BOI
Boise
$1,546 Roundtrip, found 6 hours ago
$1,546
Roundtrip
found 6 hours ago
Select Hawaiian Airlines flight, departing Mon, Jul 14 from Fukuoka to Boise, returning Tue, Aug 5, priced at $1,546 found 6 hours ago

Cheap Flights to Ontario

Fall in love at first flight with your vacation to Ontario by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Ontario on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in Ontario, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to Ontario

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Ontario with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the BOI airport.

What is the cheapest month to fly to Ontario?

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Ontario are in May, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Ontario?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 12 to choose from for your flight to Ontario.

What airport is best to fly into Ontario?

When you’re planning your trip to Ontario, convenience is the name of the game. Luckily, Ontario Boise Airport is nearby so you can deplane and get going on checking off everything on your Ontario must-do list.

How much are flights to Ontario?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Ontario on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $135, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to Ontario?

The trick to saving a stack of cash on your flight to Ontario? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $135 right now, why wait?

Ontario Flight Information
Destination airport
Boise
Destination airport IATA code
BOI
Roundtrip price
$134

Last Minute Hotel Deals in Ontario

Red Lion Inn & Suites Ontario
Red Lion Inn & Suites Ontario
2 out of 5
266 NE Goodfellow St., Ontario, OR
The price is $90 per night from Apr 16 to Apr 17
$90
includes taxes & fees
Apr 16 - Apr 17
Stay at this hotel in Ontario. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms in our reviews. Popular ...
7.8/10 Good! (1,149 reviews)
Not sure what we were expecting.
"Nice clean place. We were surprised at the size of the room. Really it was two rooms. The bed was super comfortable."

Reviewed on Apr 12, 2025

Red Lion Inn & Suites Ontario
Holiday Inn Express & Suites Ontario by IHG
Holiday Inn Express & Suites Ontario by IHG
2.5 out of 5
212 Se 10th St, Ontario, OR
The price is $151 per night from Apr 22 to Apr 23
$151
includes taxes & fees
Apr 22 - Apr 23
Book a stay at this business-friendly hotel in Ontario. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
9/10 Wonderful! (1,004 reviews)
"We"

Reviewed on Apr 12, 2025

Holiday Inn Express & Suites Ontario by IHG
Motel 6 Ontario, OR
Motel 6 Ontario, OR
2 out of 5
275 Ne 12th St, Ontario, OR
The price is $76 per night from Apr 21 to Apr 22
$76
includes taxes & fees
Apr 21 - Apr 22
Stay at this motel in Ontario. Enjoy free WiFi, free parking, and an outdoor pool. Our guests praise the helpful staff and the clean rooms in our reviews. Popular ...
7.6/10 Good! (754 reviews)
"."

Reviewed on Apr 10, 2025

Motel 6 Ontario, OR
Holiday Inn Ontario by IHG
Holiday Inn Ontario by IHG
2.5 out of 5
1249 Tapadera Avenue, Ontario, OR
The price is $130 per night from Apr 27 to Apr 28
$130
includes taxes & fees
Apr 27 - Apr 28
Book a stay at this business-friendly hotel in Ontario. Enjoy free WiFi, an outdoor pool, and a casino. Our guests praise the breakfast and the restaurant in ...
8.8/10 Excellent! (302 reviews)
"The property was very clean!"

Reviewed on Apr 4, 2025

Holiday Inn Ontario by IHG
Sleep Inn Ontario
Sleep Inn Ontario
2.5 out of 5
1221 Se 1st Ave, Ontario, OR
The price is $103 per night from Apr 20 to Apr 21
$103
includes taxes & fees
Apr 20 - Apr 21
Book a stay at this business-friendly hotel in Ontario. Enjoy free breakfast, free parking, and a 24-hour front desk. Our guests praise the breakfast and the ...
8.2/10 Very Good! (1,005 reviews)
"Easy access right off the freeway, clean quiet and comfortable room staff was ver friendly and helpful. A Wingers restaurant right next door. Yum!"

Reviewed on Apr 11, 2025

Sleep Inn Ontario
Quality Inn
Quality Inn
2.5 out of 5
139 Ne Goodfellow St, Ontario, OR
The price is $89 per night from Apr 15 to Apr 16
$89
includes taxes & fees
Apr 15 - Apr 16
Book a stay at this business-friendly hotel in Ontario. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our reviews. ...
7.8/10 Good! (669 reviews)
One night stay
"Receptionist was very helpful. Room was nicely arranged. TV channels a bit lacking. The breakfast was very good- lots of choices all were tasty. Highly recommend the motel- I would stay there againj."

Reviewed on Apr 11, 2025

Quality Inn
Best Western Inn & Suites
Best Western Inn & Suites
2.5 out of 5
251 Goodfellow St, Ontario, OR
The price is $138 per night from Apr 20 to Apr 21
$138
includes taxes & fees
Apr 20 - Apr 21
Book a stay at this business-friendly hotel in Ontario. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff in our reviews. ...
8.2/10 Very Good! (691 reviews)
"Staff was great. Room was clean. Close to shopping for quick resupplies. Breakfast was hot and area was clean."

Reviewed on Apr 4, 2025

Best Western Inn & Suites
Rodeway Inn & Suites
Rodeway Inn & Suites
2 out of 5
139 NE Goodfellow Street, Building B, Ontario, OR
The price is $78 per night from Apr 22 to Apr 23
$78
includes taxes & fees
Apr 22 - Apr 23
Book a stay at this business-friendly hotel in Ontario. Enjoy free breakfast, free WiFi, and free parking. Popular attractions Four Rivers Cultural Center and ...
7/10 Good! (275 reviews)
"Good night's sleep. Comfortable room"

Reviewed on Mar 24, 2025

Rodeway Inn & Suites
See all 63 properties in Ontario
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.