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Ontario

$289+ Cheap flights from Mobile to Ontario (MOB - ONT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
MOB — ONT
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find flight deals from Mobile to Ontario

Cheapest flights from Mobile to Ontario
Explore the most affordable flight options available from Mobile to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/65:43 amMOB - ONT
1 stop6h 43mDelta
Thu 11/1310:25 pmONT - MOB
1 stop8h 11mDelta
Deal found 10/27$394
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/43:15 pmMOB - ONT
1 stop8h 34mUnited Airlines
Tue 11/116:05 amONT - MOB
1 stop6h 17mUnited Airlines
Deal found 10/27$474
This American Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/207:37 pmMOB - ONT
1 stop6h 20mAmerican Airlines
Fri 11/286:10 amONT - MOB
1 stop6h 10mAmerican Airlines
Deal found 10/28$503
This American Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2010:35 amMOB - ONT
2 stops9h 45mAmerican Airlines
Thu 11/276:10 amONT - MOB
1 stop6h 28mAmerican Airlines
Deal found 10/27$561
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/222:00 pmMOB - ONT
1 stop7h 50mDelta
Sat 1/310:29 pmONT - MOB
1 stop8h 05mDelta
Deal found 10/27$669
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/204:50 pmMOB - ONT
1 stop7h 02mUnited Airlines
Sat 1/36:04 amONT - MOB
1 stop28h 20mUnited Airlines
Deal found 10/26$737
This United Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/204:50 pmMOB - ONT
1 stop7h 02mUnited Airlines
Sun 1/46:04 amONT - MOB
1 stop28h 20mUnited Airlines
Deal found 10/27$772

Cheap flight deals from Mobile to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Mobile (MOB) 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$289
(Delta)

Popular in

December

Cheapest in

July

Average price

$439
Provider with most accurate pricing for Mobile-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Mobile-Ontario flights.
Search Deals
From Mobile to Ontario
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Mobile 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 2,558,603 searches. Data last updated October 28, 2025.
Use the filters below to find and compare flights from Mobile to Ontario that are best for you.

Fly from

Mobile

Fly to

Ontario

Route

Depart

Return

Price

MobileOntario

MOB - ONT

MOBONT

Mobile

Tue 1/13

6:00 am-11:54 am

1 stop7h 54m

Ontario

Thu 1/22

10:30 pm-8:31 am

1 stop8h 01m

$289

MobileOntario

MOB - ONT

MOBONT

Mobile

Tue 1/13

6:00 am-11:54 am

1 stop7h 54m

Ontario

Tue 1/20

1:04 pm-11:00 pm

1 stop7h 56m

$289

MobileOntario

MOB - ONT

MOBONT

Mobile

Wed 4/15

12:10 pm-6:15 pm

1 stop8h 05m

Ontario

Sat 4/18

10:59 pm-8:30 am

1 stop7h 31m

$289

MobileOntario

MOB - ONT

MOBONT

Mobile

Wed 1/14

6:00 am-11:54 am

1 stop7h 54m

Ontario

Tue 1/20

10:30 pm-8:31 am

1 stop8h 01m

$289

MobileOntario

MOB - ONT

MOBONT

Mobile

Tue 1/13

6:00 am-11:54 am

1 stop7h 54m

Ontario

Wed 1/21

10:30 pm-8:31 am

1 stop8h 01m

$289

MobileOntario

MOB - ONT

MOBONT

Mobile

Sun 2/15

5:55 am-11:38 am

1 stop7h 43m

Ontario

Sat 2/21

10:30 pm-8:35 am

1 stop8h 05m

$344

MobileOntario

MOB - ONT

MOBONT

Mobile

Sat 2/14

10:30 am-4:25 pm

1 stop7h 55m

Ontario

Sat 2/21

6:10 am-4:16 pm

1 stop8h 06m

$379

MobileOntario

MOB - ONT

MOBONT

Mobile

Wed 4/15

9:30 am-8:17 pm

2 stops12h 47m

Ontario

Sat 4/18

6:02 am-4:09 pm

1 stop8h 07m

$384

MobileOntario

MOB - ONT

MOBONT

Mobile

Sat 4/4

11:35 am-8:17 pm

2 stops10h 42m

$344

MobileOntario

MOB - ONT

MOBONT

Mobile

Thu 11/20

3:15 pm-9:49 pm

1 stop8h 34m

$375

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 12 results
1
2

Compare providers for flights from Mobile to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Mobile to Ontario in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Mobile-Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Mobile-Ontario flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Mobile-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Mobile-Ontario flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Mobile-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Mobile to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Mobile 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.

Cheapflights Insights

Everything you need to know about your flight from Mobile to Ontario

What is the cheapest month to book a flight from Mobile to Ontario?

Currently, November is the cheapest month in which you can book a flight from Mobile to Ontario (average of $103). Flying from Mobile to Ontario in August is currently the most expensive (average of $244). 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.

What is the cheapest time of day to fly from MOB to ONT?

Find hourly flight availability from Mobile 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 October 28, 2025.

It’s typically best to fly out from Mobile to Ontario at noon. Doing so could potentially save you 30% on the flight price compared to flying in the morning, which is usually more expensive.

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 October 28, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from Mobile to Ontario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,001 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,001 reviews
United Airlines
7.4
Good
9,001 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
American Airlines
7.2
Good
11,032 reviews
United Airlines
7.4
Good
9,001 reviews

Boarding

7.7

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Mobile to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Mobile to Ontario?

    Airlines like Delta fly from Mobile to Ontario in about 7h 54m. The time it takes to get you to your destination can typically vary by up to . There are 1722 mi between Mobile and Ontario.

  • What are the cheapest airlines flying from Mobile to Ontario round-trip?

    Cheapflights users have booked flights from Mobile to Ontario round-trip from $288. Another airline that can offer you cheap pricing is United Airlines. Users have found that American Airlines is 37% cheaper than the other options available to this destination.

  • Can I find deals for flights from Mobile to Ontario that include hotel bookings?

    Yes. In addition to deals on Mobile to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Mobile to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Mobile to Ontario.

  • Can I find deals for business class flights from Mobile to Ontario?

    Yes. Cheapflights offers flight deals from Mobile to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Mobile to Ontario?

    Currently, November is the cheapest month in which you can book a flight from Mobile to Ontario (average of $103). Flying from Mobile to Ontario in August is currently the most expensive (average of $244). 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.

See more FAQs

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Top 2 airlines flying from Mobile to Ontario

Discover the top 2 airlines that operate flights from Mobile 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 2,558,603 searches. Data last updated October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$453FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$434Average$459FlexibilityNo cancel feeOn-time69%

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