Cheap flights from Ontario to Milwaukee (ONT - MKE) from $74
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 8/27. 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.
ONT — MKE
Jun 8 — Jun 151
From?
To?
1 adult, Economy
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The best prices from Ontario to Milwaukee-Mitchell are usually found in September or October, booked 47 days in advance, depart on a Saturday or Tuesday and return on a Tuesday
Cheap flight deals from Ontario to Milwaukee
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Milwaukee (MKE). 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 June 3, 2024.
Popular in | June |
|---|---|
Cheapest in | September |
Round-trip from | $263 |
One-way from | $228 |
What is the cheapest day to fly round-trip from Ontario to Milwaukee?
Travelers have found that booking a Friday departure is the best way to save up to 70% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.
How far in advance should I book a flight from Ontario to Milwaukee?
To save on the cost of your flight from Ontario to Milwaukee, book at least 43 days before your planned departure. Booking around this time can save you about 147% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $295 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $764.
What is the cheapest month to fly from Ontario to Milwaukee?
Due to multiple factors, expect to potentially pay more when booking in March. For low rates, October can be a great choice for travel to Milwaukee. Flights to Milwaukee from Ontario in October are about $398 on average during October, but can be found for as low as $123.
What is the cheapest time of day to fly from ONT to MKE?
One of the essential ways to save on airfare from Ontario to Milwaukee is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 49% on airfare.
Cheap American Airlines flights from Ontario to Milwaukee
Explore cheap flight options specifically provided by American Airlines for the route between Ontario and Milwaukee. 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 2,807,690 searches. Data last updated June 3, 2024.
Peruse some of the lowest-priced American Airlines flights we've found from Ontario to Milwaukee. Be sure to come back soon if the deals available don't appeal to you at this time.
Thu 9/1910:40 pmONT - MKE
1 stop9h 15mAmerican Airlines
Sun 9/222:43 pmMKE - ONT
1 stop5h 47mAmerican Airlines
Deal found 6/3$416
Tue 6/252:44 pmONT - MKE
1 stop6h 54mAmerican Airlines
Tue 7/236:27 amMKE - ONT
1 stop7h 24mAmerican Airlines
Deal found 6/2$447
Tue 6/252:44 pmONT - MKE
1 stop6h 54mAmerican Airlines
Tue 7/236:27 amMKE - ONT
2 stops11h 21mAmerican Airlines
Deal found 6/2$452
Sat 11/2310:56 amONT - MKE
1 stop8h 19mAmerican Airlines
Mon 11/257:28 amMKE - ONT
1 stop6h 09mAmerican Airlines
Deal found 6/2$516
Thu 6/206:30 amONT - MKE
1 stop5h 24mAmerican Airlines
Tue 6/252:44 pmMKE - ONT
1 stop5h 53mAmerican Airlines
Deal found 6/3$557
Thu 6/206:30 amONT - MKE
1 stop5h 24mAmerican Airlines
Tue 6/2511:31 amMKE - ONT
2 stops9h 06mAmerican Airlines
Deal found 6/3$591
Sun 6/167:26 pmONT - MKE
1 stop16h 28mAmerican Airlines
Wed 6/196:19 amMKE - ONT
2 stops11h 32mAmerican Airlines
Deal found 6/2$595
Sun 6/92:44 pmONT - MKE
1 stop6h 54mAmerican Airlines
Sun 6/166:19 amMKE - ONT
1 stop7h 35mAmerican Airlines
Deal found 6/2$597
Sat 6/159:24 amONT - MKE
2 stops7h 57mAmerican Airlines
Mon 6/1712:21 pmMKE - ONT
2 stops11h 19mAmerican Airlines
Deal found 6/2$621
Cheap Delta flights from Ontario to Milwaukee
Explore cheap flight options specifically provided by Delta for the route between Ontario and Milwaukee. 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 2,807,690 searches. Data last updated June 3, 2024.
Some of the best deals we've found on Delta flights traveling from Ontario to Milwaukee. Make sure to examine the flight information before completing your reservation.
Mon 11/251:42 pmONT - MKE
1 stop5h 43mDelta
Tue 12/37:15 amMKE - ONT
1 stop7h 07mDelta
Deal found 6/2$376
Thu 7/41:25 pmONT - MKE
1 stop6h 01mDelta
Wed 7/107:40 amMKE - ONT
1 stop6h 35mDelta
Deal found 6/3$437
Tue 6/256:30 pmONT - MKE
2 stops12h 59mDelta
Tue 7/235:49 pmMKE - ONT
2 stops8h 10mDelta
Deal found 6/2$461
Thu 7/41:25 pmONT - MKE
1 stop6h 01mDelta
Fri 7/57:40 amMKE - ONT
1 stop6h 38mDelta
Deal found 6/3$478
Sat 6/81:25 pmONT - MKE
1 stop6h 05mDelta
Tue 6/117:40 amMKE - ONT
1 stop6h 37mDelta
Deal found 6/3$712
Sun 6/96:30 pmONT - MKE
2 stops12h 59mDelta
Sun 6/164:59 pmMKE - ONT
2 stops8h 43mDelta
Deal found 6/2$818
Mon 11/251:42 pmONT - MKE
1 stop5h 43mDelta
Mon 12/24:15 pmMKE - ONT
1 stop8h 13mDelta
Deal found 6/2$962
Fri 8/301:21 pmONT - MKE
1 stop6h 05mDelta
Sun 9/17:40 amMKE - ONT
1 stop6h 35mDelta
Deal found 6/2$1,146
Thu 8/291:21 pmONT - MKE
1 stop6h 05mDelta
Sun 9/17:40 amMKE - ONT
1 stop6h 35mDelta
Deal found 6/2$1,237
Cheap Ontario to Milwaukee flights in June & July 2024
Find cheap flight options from Ontario to Milwaukee specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,807,690 searches. Prices were last updated on June 3, 2024.
Listed are some of the best fares we've found on flights departing from Ontario to Milwaukee in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 6/1812:59 amONT - MKE
1 stop5h 44mFrontier
Sat 6/229:29 amMKE - ONT
1 stop6h 09mFrontier
Deal found 6/2$239
Thu 6/612:44 amONT - MKE
1 stop5h 45mFrontier
Fri 6/149:20 amMKE - ONT
1 stop16h 24mFrontier
Deal found 6/1$247
Thu 6/1312:59 amONT - MKE
1 stop5h 25mFrontier
Mon 6/1711:23 amMKE - ONT
1 stop22h 04mFrontier
Deal found 6/2$261
Fri 6/1410:23 pmONT - MKE
1 stop8h 15mFrontier
Mon 6/1711:23 amMKE - ONT
1 stop22h 04mFrontier
Deal found 6/2$262
Fri 6/217:13 amONT - MKE
1 stop23h 25mFrontier
Wed 6/269:34 amMKE - ONT
1 stop27h 25mFrontier
Deal found 6/2$271
Thu 6/1311:49 amONT - MKE
1 stop18h 35mFrontier
Mon 6/1711:23 amMKE - ONT
1 stop14h 36mFrontier
Deal found 6/2$276
Fri 6/2812:49 amONT - MKE
1 stop5h 49mFrontier
Fri 7/129:05 pmMKE - ONT
1 stop16h 47mFrontier
Deal found 6/2$308
Sun 6/1611:29 amONT - MKE
1 stop20h 54mFrontier
Wed 6/199:34 amMKE - ONT
1 stop16h 15mFrontier
Deal found 6/2$339
Fri 6/2810:23 pmONT - MKE
1 stop8h 15mFrontier
Mon 7/111:23 amMKE - ONT
1 stop11h 12mFrontier
Deal found 6/2$340
Ontario to Milwaukee 2024 flight deals
Discover exclusive flight deals for travel between Ontario and Milwaukee in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,807,690 searches. Data last updated June 3, 2024.
Listed are some of the best fares we've found on flights departing from Ontario to Milwaukee in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 8/131:32 pmONT - MKE
1 stop17h 14mFrontier
Sat 8/179:36 amMKE - ONT
1 stop16h 08mFrontier
Deal found 6/2$157
Fri 8/308:27 pmONT - MKE
1 stop10h 19mFrontier
Sat 9/79:36 amMKE - ONT
1 stop16h 08mFrontier
Deal found 6/2$165
Fri 7/1212:39 amONT - MKE
1 stop7h 44mFrontier
Fri 7/199:05 pmMKE - ONT
1 stop28h 51mFrontier
Deal found 6/2$201
Tue 6/1812:59 amONT - MKE
1 stop5h 44mFrontier
Sat 6/229:29 amMKE - ONT
1 stop6h 09mFrontier
Deal found 6/2$239
Thu 6/612:44 amONT - MKE
1 stop5h 45mFrontier
Fri 6/149:20 amMKE - ONT
1 stop16h 24mFrontier
Deal found 6/1$247
Thu 6/1312:59 amONT - MKE
1 stop5h 25mFrontier
Mon 6/1711:23 amMKE - ONT
1 stop22h 04mFrontier
Deal found 6/2$261
Fri 6/1410:23 pmONT - MKE
1 stop8h 15mFrontier
Mon 6/1711:23 amMKE - ONT
1 stop22h 04mFrontier
Deal found 6/2$262
Fri 6/217:13 amONT - MKE
1 stop23h 25mFrontier
Wed 6/269:34 amMKE - ONT
1 stop27h 25mFrontier
Deal found 6/2$271
Thu 6/1311:49 amONT - MKE
1 stop18h 35mFrontier
Mon 6/1711:23 amMKE - ONT
1 stop14h 36mFrontier
Deal found 6/2$276
Ontario to Milwaukee flights leaving soon
Find last-minute flight options from Ontario to Milwaukee 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 2,807,690 searches. Data last updated June 3, 2024.
Consider one of these great deals we found on last-minute flights from Ontario to Milwaukee. Users should examine the flight details to ensure there are no surprises.
Thu 6/1312:59 amONT - MKE
1 stop5h 25mFrontier
Mon 6/1711:23 amMKE - ONT
1 stop22h 04mFrontier
Deal found 6/2$261
Thu 6/1311:49 amONT - MKE
1 stop18h 35mFrontier
Mon 6/1711:23 amMKE - ONT
1 stop14h 36mFrontier
Deal found 6/2$276
Sun 6/92:44 pmONT - MKE
1 stop6h 54mAmerican Airlines
Sun 6/166:19 amMKE - ONT
1 stop7h 35mAmerican Airlines
Deal found 6/2$597
Sat 6/81:25 pmONT - MKE
1 stop6h 05mDelta
Tue 6/117:40 amMKE - ONT
1 stop6h 37mDelta
Deal found 6/3$712
Sat 6/85:15 amONT - MKE
1 stop5h 56mUnited Airlines
Sun 6/910:45 amMKE - ONT
1 stop8h 43mUnited Airlines
Deal found 6/3$776
Thu 6/137:00 amONT - MKE
2 stops14h 59mAlaska Airlines
Mon 6/177:45 amMKE - ONT
1 stop9h 44mAlaska Airlines
Deal found 6/2$814
Sun 6/96:30 pmONT - MKE
2 stops12h 59mDelta
Sun 6/164:59 pmMKE - ONT
2 stops8h 43mDelta
Deal found 6/2$818
One-way flights to Milwaukee from Ontario
Search for one-way flight options from Ontario to Milwaukee. 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 2,807,690 searches. Data last updated June 3, 2024.
Users in need of a one-way flight from Ontario to Milwaukee can choose from these deals. Those seeking round-trip flights from Ontario to Milwaukee should utilize the search form at the the top of the page.
Tue 8/2712:49 amONT - MKE
1 stop5h 57mFrontier
Deal found 6/2$74
Fri 8/168:27 pmONT - MKE
1 stop10h 19mFrontier
Deal found 6/3$104
Mon 7/157:19 amONT - MKE
1 stop11h 05mFrontier
Deal found 6/2$106
Thu 8/1512:49 amONT - MKE
1 stop15h 56mFrontier
Deal found 6/3$108
Sun 7/1412:59 amONT - MKE
1 stop17h 25mFrontier
Deal found 6/2$110
Tue 7/98:27 amONT - MKE
1 stop22h 19mFrontier
Deal found 6/2$111
Sun 6/2312:59 amONT - MKE
1 stop7h 24mFrontier
Deal found 6/2$115
Tue 6/1812:59 amONT - MKE
1 stop5h 44mFrontier
Deal found 6/2$133
Fri 6/2812:49 amONT - MKE
1 stop5h 49mFrontier
Deal found 6/2$135
Find flights from Ontario to Milwaukee within your budget
Customize your flight search to find flights from Ontario to Milwaukee 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 2,807,690 searches. Data last updated June 3, 2024.
Fly from
Any airport
Fly to
Any airport
Budget
$157 - $618
Route
Depart
Return
Price
OntarioMilwaukee-Mitchell
ONT - MKE
ONTMKE
Ontario
Tue 8/13
1 stop17h 14m
Milwaukee-Mitchell
Sat 8/17
1 stop16h 08m
$157
OntarioMilwaukee-Mitchell
ONT - MKE
ONTMKE
Ontario
Fri 8/30
1 stop10h 19m
Milwaukee-Mitchell
Sat 9/7
1 stop16h 08m
$165
OntarioMilwaukee-Mitchell
ONT - MKE
ONTMKE
Ontario
Fri 7/12
1 stop7h 44m
Milwaukee-Mitchell
Fri 7/19
1 stop28h 51m
$201
OntarioMilwaukee-Mitchell
ONT - MKE
ONTMKE
Ontario
Tue 6/18
1 stop5h 44m
Milwaukee-Mitchell
Sat 6/22
1 stop6h 09m
$239
OntarioMilwaukee-Mitchell
ONT - MKE
ONTMKE
Ontario
Mon 11/25
1 stop5h 43m
Milwaukee-Mitchell
Tue 12/3
1 stop7h 07m
$376
OntarioMilwaukee-Mitchell
ONT - MKE
ONTMKE
Ontario
Thu 9/19
1 stop9h 15m
Milwaukee-Mitchell
Sun 9/22
1 stop5h 47m
$416
OntarioMilwaukee-Mitchell
ONT - MKE
ONTMKE
Ontario
Thu 8/1
1 stop15h 59m
Milwaukee-Mitchell
Thu 8/8
1 stop9h 44m
$454
OntarioMilwaukee-Mitchell
ONT - MKE
ONTMKE
Ontario
Sat 7/13
1 stop14h 18m
Milwaukee-Mitchell
Fri 7/19
1 stop7h 41m
$465
OntarioMilwaukee-Mitchell
ONT - MKE
ONTMKE
Ontario
Fri 11/22
1 stop5h 57m
Milwaukee-Mitchell
Mon 11/25
2 stops12h 04m
$618
How far ahead should I book a flight from Ontario to Milwaukee?
Use this chart to determine the optimal time to book a round-trip flight from Ontario to Milwaukee. Price data was last updated on May 31, 2024.
The best time to book flights from Ontario to Milwaukee is 46 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Ontario to Milwaukee?
Use this chart to determine the cheapest time to fly round-trip from Ontario to Milwaukee. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to Milwaukee flight should consider departing on Saturday evenings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Best time to book a flight from Ontario to Milwaukee
Have a flexible travel schedule? Discover the best time to fly to Milwaukee from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Temperature and rainfall in Milwaukee by month
Plan your trip to Milwaukee by taking into account the average temperature and rainfall totals by month.
MKE Temperature | 21.2 - 73.4 °F |
|---|
Reviews of airlines servicing Milwaukee
Get insights into the airlines that provide service to Milwaukee. 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 Milwaukee. Reviews last updated June 3, 2024.
See what other customers who have flown with American Airlines, Delta and Frontier from Ontario to Milwaukee have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
9,197 reviews
Food
7.3
Overall
8.1
Boarding
8.2
Comfort
7.9
Entertainment
7.3
Crew
8.6
Reviews
1 / 10
Paid a lot for our exit row seats and they weren’t that roomy.
9,197 reviews
9,197 reviews
Food
7.3
Overall
8.1
Boarding
8.2
Comfort
7.9
Entertainment
7.3
Crew
8.6
Reviews
1 / 10
Paid a lot for our exit row seats and they weren’t that roomy.
10,402 reviews
9,197 reviews
Food
7.3
Overall
8.1
Boarding
8.2
Comfort
7.9
Entertainment
7.3
Crew
8.6
Reviews
1 / 10
Paid a lot for our exit row seats and they weren’t that roomy.
10,740 reviews
9,197 reviews
Food
7.3
Overall
8.1
Boarding
8.2
Comfort
7.9
Entertainment
7.3
Crew
8.6
Reviews
1 / 10
Paid a lot for our exit row seats and they weren’t that roomy.
14,241 reviews
9,197 reviews
Food
7.3
Overall
8.1
Boarding
8.2
Comfort
7.9
Entertainment
7.3
Crew
8.6
Reviews
1 / 10
Paid a lot for our exit row seats and they weren’t that roomy.
3,998 reviews
9,197 reviews
Food
7.3
Overall
8.1
Boarding
8.2
Comfort
7.9
Entertainment
7.3
Crew
8.6
Reviews
1 / 10
Paid a lot for our exit row seats and they weren’t that roomy.
Related info for your journey
Find useful and relevant information for your journey from Ontario to Milwaukee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to MilwaukeeSee prices for flight routes from nearby airports that may be better suited for you.
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from Ontario to Milwaukee
Discover the top 5 airlines that operate flights from Ontario to Milwaukee. 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 2,807,690 searches. Data last updated June 3, 2024.
Search flights from Ontario to Milwaukee by cabin class
Find flights from Ontario to Milwaukee, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Book a flight to one of these trending destinations
User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
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 Ontario to Milwaukee?
Cheapflights helps you search for flights from Ontario to Milwaukee via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from Ontario to Milwaukee?
Cheapflights helps you find that perfect flight to Milwaukee from Ontario by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from Ontario to Milwaukee with no change fees?
Yes! Cheapflights helps users easily find flights from Ontario to Milwaukee with no change fees.
Can Cheapflights notify me if prices for flights from Ontario to Milwaukee become cheaper?
Yes, Cheapflights offers price alerts on Ontario to Milwaukee flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.