Cheap flights from Chicago (CHI) to Ontario (ONT) from $69

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
CHI — ONT
Mar 24 — Mar 311

The best prices from Chicago to Ontario are usually found in November or May, booked 78 days in advance, depart on a Thursday or Tuesday and return on a Tuesday

Cheap flight deals from Chicago to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 19, 2024.

Popular in

March

Cheapest in

November

Round-trip from

$238

One-way from

$69
High demand for flights, 37% potential price rise
Best time to find cheap flights, 34% potential price drop
From Chicago (CHI) to Ontario
One-way flight from Chicago (CHI) to Ontario

What is the cheapest day to fly round-trip from Chicago to Ontario?

Wednesday is generally a great day to depart. Flying on this day could help you save up to 50%.

How far in advance should I book a flight from Chicago to Ontario?

Find a great deal and save up to 54% by booking at least 49 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Chicago to Ontario within the next two weeks, with the cheapest ticket starting at $277.

What is the cheapest month to fly from Chicago to Ontario?

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, January can be a great choice for travel to Ontario. Flights to Ontario from Chicago in January are about $296 on average during January, but can be found for as low as $90.

When is the cheapest time to fly from Chicago to Ontario (CHI - ONT)?

Unlike at noon, when flights are generally more expensive, you can save up to 32% on flights from Chicago to Ontario by exploring options for tickets in the evening.

Cheap Frontier flights from Chicago to Ontario

Explore cheap flight options specifically provided by Frontier for the route between Chicago and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Find some of the cheapest Frontier flights traveling from Chicago to Ontario. Make sure to double check the flight details before booking.
Sat 4/276:27 pmORD - ONT
1 stop7h 32mFrontier
Mon 4/2912:59 amONT - ORD
1 stop21h 57mFrontier
Deal found 3/17$111
Wed 4/176:27 pmORD - ONT
1 stop7h 32mFrontier
Thu 4/187:16 amONT - ORD
1 stop15h 40mFrontier
Deal found 3/18$123
Sat 4/276:27 pmORD - ONT
1 stop7h 32mFrontier
Tue 4/308:48 pmONT - ORD
1 stop12h 41mFrontier
Deal found 3/17$124
Fri 5/36:27 pmORD - ONT
1 stop13h 59mFrontier
Sat 5/412:59 amONT - ORD
1 stop21h 57mFrontier
Deal found 3/16$131
Sat 4/276:27 pmORD - ONT
1 stop7h 32mFrontier
Mon 4/2910:55 pmONT - ORD
1 stop10h 34mFrontier
Deal found 3/17$135
Sat 4/136:27 pmORD - ONT
1 stop7h 32mFrontier
Sat 4/272:11 pmONT - ORD
1 stop8h 41mFrontier
Deal found 3/18$136
Sat 4/136:27 pmORD - ONT
1 stop14h 04mFrontier
Tue 5/712:59 amONT - ORD
1 stop21h 57mFrontier
Deal found 3/18$137
Tue 4/912:17 pmMDW - ONT
1 stop11h 01mFrontier
Fri 4/1910:59 pmONT - MDW
1 stop10h 37mFrontier
Deal found 3/18$138
Tue 4/166:27 pmORD - ONT
1 stop7h 32mFrontier
Tue 4/238:48 pmONT - ORD
1 stop12h 41mFrontier
Deal found 3/17$139

Cheap Delta flights from Chicago to Ontario

Explore cheap flight options specifically provided by Delta for the route between Chicago and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Browse through some of the cheapest Delta flights traveling from Chicago to Ontario. Check back soon if you're not seeing flights that suit your needs.
Mon 3/256:59 pmORD - ONT
1 stop6h 47mDelta
Tue 3/261:20 pmONT - ORD
1 stop6h 15mDelta
Deal found 3/18$382
Wed 3/277:10 amORD - ONT
1 stop7h 04mDelta
Wed 4/37:00 amONT - ORD
2 stops12h 08mDelta
Deal found 3/18$387
Tue 3/262:00 pmORD - ONT
2 stops10h 49mDelta
Wed 3/276:00 amONT - ORD
2 stops13h 16mDelta
Deal found 3/18$392
Mon 3/253:50 pmORD - ONT
2 stops9h 56mDelta
Tue 3/265:45 amONT - ORD
2 stops11h 10mDelta
Deal found 3/18$470
Tue 3/266:59 pmORD - ONT
1 stop6h 47mDelta
Fri 3/291:20 pmONT - ORD
1 stop6h 15mDelta
Deal found 3/18$673
Sun 3/246:59 pmORD - ONT
1 stop6h 47mDelta
Tue 3/261:20 pmONT - ORD
1 stop6h 15mDelta
Deal found 3/18$685
Mon 3/256:59 pmORD - ONT
1 stop6h 47mDelta
Mon 4/112:38 pmONT - ORD
1 stop6h 57mDelta
Deal found 3/18$705
Sun 3/246:59 pmORD - ONT
1 stop6h 47mDelta
Thu 3/285:45 amONT - ORD
2 stops9h 13mDelta
Deal found 3/18$814

Cheap Chicago to Ontario flights in March & April 2024

Find cheap flight options from Chicago to Ontario specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Prices were last updated on March 19, 2024.
Check out some of the best flight deals from Chicago to Ontario in 2024. For more flight deals, be sure to check back very soon.
Wed 4/176:27 pmORD - ONT
1 stop7h 32mFrontier
Thu 4/187:16 amONT - ORD
1 stop15h 40mFrontier
Deal found 3/18$123
Tue 4/1610:34 pmMDW - ONT
1 stop18h 12mFrontier
Mon 4/2912:59 amONT - MDW
1 stop8h 39mFrontier
Deal found 3/19$124
Wed 4/176:27 pmORD - ONT
1 stop7h 32mFrontier
Wed 4/247:26 amONT - ORD
1 stop15h 30mFrontier
Deal found 3/18$130
Tue 4/1610:34 pmMDW - ONT
1 stop18h 12mFrontier
Tue 4/307:16 amONT - MDW
1 stop12h 49mFrontier
Deal found 3/19$133
Sat 4/276:27 pmORD - ONT
1 stop7h 32mFrontier
Mon 4/2910:55 pmONT - ORD
1 stop10h 34mFrontier
Deal found 3/17$135
Sat 4/136:27 pmORD - ONT
1 stop7h 32mFrontier
Sat 4/272:11 pmONT - ORD
1 stop8h 41mFrontier
Deal found 3/18$136
Wed 4/175:30 amMDW - ONT
1 stop26h 56mFrontier
Sat 5/47:26 amONT - MDW
1 stop7h 12mFrontier
Deal found 3/18$136
Sat 4/136:27 pmORD - ONT
1 stop14h 04mFrontier
Tue 5/712:59 amONT - ORD
1 stop21h 57mFrontier
Deal found 3/18$137
Fri 4/1210:59 pmMDW - ONT
1 stop24h 59mFrontier
Tue 5/77:16 amONT - MDW
1 stop12h 49mFrontier
Deal found 3/18$137

Chicago to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Chicago and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Check out some of the best flight deals from Chicago to Ontario in 2024. For more flight deals, be sure to check back very soon.
Wed 4/176:27 pmORD - ONT
1 stop7h 32mFrontier
Thu 4/187:16 amONT - ORD
1 stop15h 40mFrontier
Deal found 3/18$123
Tue 4/1610:34 pmMDW - ONT
1 stop18h 12mFrontier
Mon 4/2912:59 amONT - MDW
1 stop8h 39mFrontier
Deal found 3/19$124
Wed 4/176:27 pmORD - ONT
1 stop7h 32mFrontier
Wed 4/247:26 amONT - ORD
1 stop15h 30mFrontier
Deal found 3/18$130
Tue 4/1610:34 pmMDW - ONT
1 stop18h 12mFrontier
Tue 4/307:16 amONT - MDW
1 stop12h 49mFrontier
Deal found 3/19$133
Sat 4/276:27 pmORD - ONT
1 stop7h 32mFrontier
Mon 4/2910:55 pmONT - ORD
1 stop10h 34mFrontier
Deal found 3/17$135
Sat 4/136:27 pmORD - ONT
1 stop7h 32mFrontier
Sat 4/272:11 pmONT - ORD
1 stop8h 41mFrontier
Deal found 3/18$136
Wed 4/175:30 amMDW - ONT
1 stop26h 56mFrontier
Sat 5/47:26 amONT - MDW
1 stop7h 12mFrontier
Deal found 3/18$136
Sat 4/136:27 pmORD - ONT
1 stop14h 04mFrontier
Tue 5/712:59 amONT - ORD
1 stop21h 57mFrontier
Deal found 3/18$137
Fri 4/1210:59 pmMDW - ONT
1 stop24h 59mFrontier
Tue 5/77:16 amONT - MDW
1 stop12h 49mFrontier
Deal found 3/18$137

Chicago to Ontario flights leaving soon

Find last-minute flight options from Chicago to Ontario for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Book one of these great deals on flights from Chicago to Ontario. Tip: verify your flight details before completing your reservation.
Thu 3/285:10 amMDW - ONT
1 stop12h 44mFrontier
Thu 4/47:27 amONT - MDW
1 stop22h 57mFrontier
Deal found 3/17$206
Thu 3/2810:56 pmMDW - ONT
1 stop27h 13mFrontier
Tue 4/25:26 pmONT - MDW
1 stop21h 06mFrontier
Deal found 3/18$218
Thu 3/285:10 amMDW - ONT
1 stop12h 44mFrontier
Wed 4/312:59 amONT - MDW
1 stop19h 07mFrontier
Deal found 3/17$219
Thu 3/2810:56 pmMDW - ONT
1 stop27h 13mFrontier
Thu 4/47:27 amONT - MDW
2 stops29h 38mFrontier
Deal found 3/17$224
Fri 3/2910:15 amORD - ONT
1 stop6h 42mFrontier
Mon 4/2212:59 amONT - ORD
1 stop21h 57mFrontier
Deal found 3/17$235
Fri 3/2910:56 pmMDW - ONT
1 stop9h 41mFrontier
Mon 4/2212:59 amONT - MDW
1 stop8h 39mFrontier
Deal found 3/17$235
Fri 3/2910:15 amORD - ONT
2 stops32h 28mFrontier
Tue 4/237:16 amONT - ORD
1 stop15h 40mFrontier
Deal found 3/17$240
Thu 3/285:10 amMDW - ONT
1 stop12h 44mFrontier
Tue 4/27:27 amONT - MDW
1 stop22h 57mFrontier
Deal found 3/17$244
Tue 3/265:51 pmMDW - ONT
1 stop15h 25mFrontier
Wed 3/275:54 pmONT - MDW
1 stop16h 59mFrontier
Deal found 3/18$248

One-way flights to Ontario from Chicago

Search for one-way flight options from Chicago to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Users in need of a one-way flight from Chicago to Ontario can choose from these deals. Users needing a return flight from Chicago to Ontario should utilize the search form above.
Thu 4/259:26 amMDW - ONT
1 stop16h 30mFrontier
Deal found 3/18$69
Sat 4/206:27 pmORD - ONT
1 stop7h 32mFrontier
Deal found 3/17$70
Wed 4/175:45 amMDW - ONT
1 stop9h 36mFrontier
Deal found 3/18$70
Tue 4/910:15 amORD - ONT
1 stop6h 51mFrontier
Deal found 3/18$75
Tue 4/235:01 amMDW - ONT
1 stop10h 00mFrontier
Deal found 3/18$75
Sat 4/2010:59 pmMDW - ONT
1 stop10h 04mFrontier
Deal found 3/18$76
Sat 4/209:29 pmMDW - ONT
1 stop11h 02mFrontier
Deal found 3/17$77
Mon 4/226:27 pmORD - ONT
1 stop7h 32mFrontier
Deal found 3/19$78
Wed 4/106:27 pmORD - ONT
1 stop13h 59mFrontier
Deal found 3/18$80

Find flights from Chicago to Ontario within your budget

Customize your flight search to find flights from Chicago 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, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$111 - $174

Route

Depart

Return

Price

Chicago O'Hare IntlOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Sat 4/27

1 stop7h 32m

Ontario

Mon 4/29

1 stop21h 57m

$111

Chicago O'Hare IntlOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Wed 4/17

1 stop7h 32m

Ontario

Thu 4/18

1 stop15h 40m

$123

Chicago O'Hare IntlOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Sat 4/27

1 stop7h 32m

Ontario

Tue 4/30

1 stop12h 41m

$124

Chicago O'Hare IntlOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Fri 5/3

1 stop13h 59m

Ontario

Sat 5/4

1 stop21h 57m

$131

Chicago O'Hare IntlOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Sat 4/27

1 stop7h 32m

Ontario

Mon 4/29

1 stop10h 34m

$135

Chicago O'Hare IntlOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Sat 4/13

1 stop7h 32m

Ontario

Sat 4/27

1 stop8h 41m

$136

Chicago O'Hare IntlOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Wed 4/17

1 stop7h 32m

Ontario

Thu 4/18

2 stops14h 36m

$160

Chicago O'Hare IntlOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Thu 5/2

1 stop13h 59m

Ontario

Sun 5/5

2 stops18h 06m

$166

Chicago O'Hare IntlOntario

ORD - ONT

ORDONT

Chicago O'Hare Intl

Fri 4/19

2 stops12h 27m

Ontario

Thu 4/25

1 stop22h 00m

$174

Flights are sorted by cheapest first

Deals found on 3/17

When is the best time to book a flight from Chicago to Ontario?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Ontario. Price data was last updated on January 28, 2024.
Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago to Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Search Deals

When is the cheapest time to fly from Chicago to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Chicago to Ontario. Price data was last updated on March 10, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Chicago to Ontario flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Ontario by month

Plan your trip from Chicago to Ontario by taking into account the cheapest months to travel. The average price of a one-way flight from Chicago to Ontario is currently $74 while a round-trip flight costs $140. Price data was last updated on March 10, 2024.

Currently, October is the cheapest month in which you can book a flight from Chicago to Ontario (average of $238). Flying from Chicago to Ontario in June is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$271

February

$287

March

$281

April

$306

May

$282

June

$357

July

$332

August

$288

September

$258

October

$238

November

$268

December

$271

Temperature and rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average temperature and rainfall totals by month.

LAX

Temperature

57.2 - 73.4 °F

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated March 19, 2024.
Peruse reviews from past customers who have flown with Frontier, Delta and United Airlines from Chicago to Ontario to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
9,150 reviews

Comfort

7.9

Food

7.3

Entertainment

7.4

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

8.1
Very good
9,150 reviews
8.1
Very good
9,150 reviews

Comfort

7.9

Food

7.3

Entertainment

7.4

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

8.1
Very good
11,551 reviews
8.1
Very good
9,150 reviews

Comfort

7.9

Food

7.3

Entertainment

7.4

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

7.4
Good
11,602 reviews
8.1
Very good
9,150 reviews

Comfort

7.9

Food

7.3

Entertainment

7.4

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

7.3
Good
15,312 reviews
8.1
Very good
9,150 reviews

Comfort

7.9

Food

7.3

Entertainment

7.4

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

6.7
Okay
1,610 reviews
8.1
Very good
9,150 reviews

Comfort

7.9

Food

7.3

Entertainment

7.4

Overall

8.1

Crew

8.6

Boarding

8.2

Reviews

1 / 10

This is trivial however, I was in row 11B there aren’t any windows in that row. I enjoy being able to look out the window.

Related info for your journey

Find useful and relevant information for your journey from Chicago to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Ontario from Chicago?

    Ontario (ONT) is the airport you will fly into if you book a flight from Chicago to Ontario. You should not have trouble finding flights to Ontario from Chicago; the airport handles an average of 2 inbound flights from Chicago per day. You should also have plenty of airline options to choose from since 5 airlines have flights to the Ontario airport from Chicago. It is only a 3.1 mi journey from Ontario (ONT) to Ontario’s city center.

  • Can I find flights from Chicago to Ontario for under $200 on Cheapflights?

    Yes, there are multiple flights from Chicago to Ontario for under $200. The cheapest flight booked recently is on Frontier for just $111, but on average you can expect to pay $135.

  • Are there last-minute flights available from Chicago to Ontario for under $300?

    There are currently 20+ open flights from Chicago to Ontario within the next 7 days for less than $300.

  • What is the cheapest airline to fly from Chicago to Ontario round-trip?

    Flying on Frontier is currently your cheapest option to Ontario, with prices starting at $111. Frontier is currently priced 64% below the average price you’ll pay for this route.

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

  • What does ORD to ONT mean?

    ORD stands for Chicago O'Hare Intl Airport, while ONT stands for Ontario Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD) are other airports near this flight route and their unique identifiers/IATA codes.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Chicago to Ontario
See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Chicago to Ontario

Discover the top 5 airlines that operate flights from Chicago to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$120Average$238FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Spirit AirlinesCheapest$132Average$259FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest$276Average$412FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$327Average$454FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$330Average$410FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Search flights from Chicago to Ontario by cabin class

Find flights from Chicago to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Chicago to Ontario

Find hourly flight availability from Chicago to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 19, 2024.
0%of flight departuresEarly morningMidnight to 6 am
100%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Chicago to Ontario

Explore weekly flight availability from Chicago to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 19, 2024.
Sunday1daily flight
Monday3daily flights
Tuesday3daily flights
Wednesday3daily flights
Thursday3daily flights
Friday3daily flights
Saturday3daily flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Chicago to Ontario?

Deals for Chicago to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Chicago to Ontario?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Chicago to Ontario.

Can Cheapflights find flights from Chicago to Ontario with no change fees?

Yes, we can. To see specific flights from Chicago to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Chicago to Ontario become cheaper?

Not ready to book yet? You can track prices for flights from Chicago to Ontario on Cheapflights with our Price Alert feature and get notified when better prices are available.

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