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$254+ Cheap flights from Ontario (ONT) to Nassau (NAS)

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — NAS
ago. 2 — ago. 91
sáb. 8/2
sáb. 8/9
1 adult, Economy
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Cheap flight deals from Ontario to Nassau

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Nassau (NAS). 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 julio 28, 2025.

Round-trip from

$604
(United Airlines)

One-way from

$254
(American Airlines)

Popular in

November

Cheapest in

July

Average price

$540
From Ontario to Nassau Intl
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One-way flight from Ontario to Nassau Intl
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Highest demand for flights based on searches. 25% potential increase in price ($248 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Ontario to Nassau

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

This United Airlines deal was found by Cheapflights users on 7/27. 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.
mié. 9/106:50 pmONT - NAS
2 stops15h 41mUnited Airlines
mié. 9/172:33 pmNAS - ONT
2 stops24h 59mUnited Airlines
Deal found 7/27$604
This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/316:52 amONT - NAS
1 stop11h 55mDelta
mié. 1/72:55 pmNAS - ONT
1 stop9h 19mDelta
Deal found 7/28$615
This American Airlines deal was found by Cheapflights users on 7/27. 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.
mié. 9/1010:35 pmONT - NAS
1 stop11h 30mAmerican Airlines
mié. 9/172:09 pmNAS - ONT
1 stop10h 15mAmerican Airlines
Deal found 7/27$618
This Southwest deal was found by Cheapflights users on 7/27. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/248:35 pmONT - NAS
2 stops13h 45mSouthwest
dom. 8/313:00 pmNAS - ONT
2 stops11h 00mSouthwest
Deal found 7/27$627
This Expedia deal was found by Cheapflights users on 7/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/410:56 pmONT - NAS
1 stop12h 09mJetBlue
mar. 9/91:15 pmNAS - ONT
2 stops35h 14mJetBlue
Deal found 7/28$630

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Nassau 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 julio 28, 2025.
Use the filters below to find and compare flights from Ontario to Nassau that are best for you.

Fly from

Ontario

Fly to

Nassau

Route

Depart

Return

Price

OntarioNassau

ONT - NAS

ONTNAS

Ontario

mié. 9/10

6:50 pm-1:31 pm

2 stops15h 41m

Nassau Intl

mié. 9/17

2:33 pm-12:32 pm

2 stops24h 59m

$604

OntarioNassau

ONT - NAS

ONTNAS

Ontario

mié. 12/31

6:52 am-9:47 pm

1 stop11h 55m

Nassau Intl

mié. 1/7

2:55 pm-9:14 pm

1 stop9h 19m

$615

OntarioNassau

ONT - NAS

ONTNAS

Ontario

mié. 9/10

10:35 pm-1:05 pm

1 stop11h 30m

Nassau Intl

mié. 9/17

2:09 pm-9:24 pm

1 stop10h 15m

$618

OntarioNassau

ONT - NAS

ONTNAS

Ontario

dom. 8/24

8:35 pm-1:20 pm

2 stops13h 45m

Nassau Intl

dom. 8/31

3:00 pm-11:00 pm

2 stops11h 00m

$627

OntarioNassau

ONT - NAS

ONTNAS

Ontario

jue. 9/4

10:56 pm-2:05 pm

1 stop12h 09m

Nassau Intl

mar. 9/9

1:15 pm-9:29 pm

2 stops35h 14m

$630

OntarioNassau

ONT - NAS

ONTNAS

Ontario

mar. 9/9

10:35 pm-11:10 am

2 stops9h 35m

$254

OntarioNassau

ONT - NAS

ONTNAS

Ontario

lun. 10/27

6:38 pm-11:53 am

2 stops14h 15m

$294

OntarioNassau

ONT - NAS

ONTNAS

Ontario

mar. 8/5

5:21 pm-8:50 pm

2 stops24h 29m

$341

OntarioNassau

ONT - NAS

ONTNAS

Ontario

mié. 8/6

6:10 am-7:20 pm

2 stops10h 10m

$445

OntarioNassau

ONT - NAS

ONTNAS

Ontario

dom. 9/28

8:16 pm-11:27 am

2 stops36h 11m

$1,133

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Ontario to Nassau

Have a flexible travel schedule? Discover the best time to fly to Nassau 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.

Cheapflights Insights

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

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Nassau (average of $362). Flying from Ontario to Nassau in June is currently the most expensive (average of $455). 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 ONT to NAS?

Find hourly flight availability from Ontario to Nassau. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 28, 2025.

It’s optimal to fly from Ontario to Nassau at noon. By choosing this option you can save up to 2% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Nassau

Get insights into the airlines that provide service to Nassau. 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 Nassau. Reviews last updated julio 28, 2025.
Read reviews from past customers who have flown Southwest, Delta, and Copa Airlines from Ontario to Nassau. 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.
Southwest
8.0
Very good
4,237 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.0
Very good
4,237 reviews
Southwest
8.0
Very good
4,237 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,971 reviews
Southwest
8.0
Very good
4,237 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Copa Airlines
7.5
Good
1,493 reviews
Southwest
8.0
Very good
4,237 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,893 reviews
Southwest
8.0
Very good
4,237 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,237 reviews

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

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

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

    Currently priced at $604, United Airlines will fly you from Ontario to Nassau and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and American Airlines - these airlines can fly you to your destination from $615 and $618, respectively. United Airlines is 16% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Ontario to Nassau one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $254. Users have also found prices from $294 and $445 on United Airlines and Iberia, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Nassau 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 Ontario to Nassau?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Nassau (average of $362). Flying from Ontario to Nassau in June is currently the most expensive (average of $455). 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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Alternative routes for Ontario to Nassau

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Ontario to Nassau

Discover the top 3 airlines that operate flights from Ontario to Nassau. 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 julio 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$278Average$638FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$530Average$620FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$533Average$668FlexibilityNo cancel feeOn-time71%

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