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Uncover the best deals on Ontario to La Mesa flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest ONT - SAP Flights
Useful information for finding best airline tickets from Ontario International to Ramón Villeda Morales International on your next trip.
Cheapest Round Trip Flight
$642
Avianca
• 1 stop
• 30h 10m
Oct 08 – Oct 12
The cheapest round trip flight from Ontario to La Mesa (ONT-SAP-ONT) is currently $642
Fastest Flight
11h 42m
The fastest nonstop flight from Ontario to La Mesa (ONT-SAP) takes 11h 42m
Top Airlines Flying from Ontario to La Mesa
Latest Flight Deals from Ontario (ONT) to La Mesa (SAP)
Compare and book low fare round-trip air tickets from Ontario to La Mesa. Ideal for travelers with confirmed return itineraries.
Oct 08 - Oct 12, Economy
Ontario → La Mesa
30h 10m
11:35 PM - 6:45 PM • 1 stop
Ontario → La Mesa
16h 53m
12:41 PM - 9:54 PM • 1 stop
Avianca
Oct 08 - Oct 12, Economy
Ontario → La Mesa
34h 1m
12:16 PM - 11:16 AM • 1 stop
Ontario → La Mesa
35h 14m
12:41 PM - 8:55 AM • 2 stops
Delta Airlines
Oct 08 - Oct 12, Economy
Ontario → La Mesa
11h 42m
6:00 AM - 9:57 PM • 1 stop
Ontario → La Mesa
8h 42m
6:15 AM - 9:59 PM • 1 stop
United Airlines
Oct 08 - Oct 12, Economy
Ontario → La Mesa
37h 12m
9:25 AM - 9:57 PM • 1 stop
Ontario → La Mesa
50h 36m
6:15 AM - 10:51 PM • 2 stops
United Airlines
Oct 08 - Oct 12, Economy
Ontario → La Mesa
13h 45m
11:15 PM - 11:16 AM • 1 stop
Ontario → La Mesa
8h 42m
6:15 AM - 9:59 PM • 1 stop
Delta Airlines
Flying to La Mesa soon? We've surfaced some of the most affordable last-minute flights from Ontario to La Mesa, ideal for urgent plans or spontaneous trips.
Oct 08 - Oct 12, Economy
Ontario → La Mesa
30h 10m
11:35 PM - 6:45 PM • 1 stop
Ontario → La Mesa
16h 53m
12:41 PM - 9:54 PM • 1 stop
Avianca
Oct 08 - Oct 12, Economy
Ontario → La Mesa
34h 1m
12:16 PM - 11:16 AM • 1 stop
Ontario → La Mesa
35h 14m
12:41 PM - 8:55 AM • 2 stops
Delta Airlines
Oct 08 - Oct 12, Economy
Ontario → La Mesa
11h 42m
6:00 AM - 9:57 PM • 1 stop
Ontario → La Mesa
8h 42m
6:15 AM - 9:59 PM • 1 stop
United Airlines
Oct 08 - Oct 12, Economy
Ontario → La Mesa
37h 12m
9:25 AM - 9:57 PM • 1 stop
Ontario → La Mesa
50h 36m
6:15 AM - 10:51 PM • 2 stops
United Airlines
Oct 08 - Oct 12, Economy
Ontario → La Mesa
13h 45m
11:15 PM - 11:16 AM • 1 stop
Ontario → La Mesa
8h 42m
6:15 AM - 9:59 PM • 1 stop
Delta Airlines
FAQs on Ontario to La Mesa Flights
What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to SAP?
The most popular airline flying from Ontario to La Mesa are
Can I fly from ONT to SAP non-stop?
NO
Which airlines fly nonstop between Ontario and La Mesa?
The non-stop flights between Ontario and La Mesa are .
What’s the earliest departure time from ONT to SAP Airport?
The earliest flight leaves ONT at 6:00 am and lands in SAP - Ramón Villeda Morales International
What are the airports in La Mesa?
SAP
Can I make changes to my Ontario to La Mesa flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ONT to SAP?
Read the fare rules of the Ontario to La Mesa air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Ontario and La Mesa?
operate flights between Ontario and La Mesa
How long does a flight from Ontario to La Mesa take?
It takes approximately 5 hour to fly non-stop from ONT to SAP, which is 2248.23 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to La Mesa (SAP) ?
In the past couple of days, the cheapest tickets to SAP from ONT were found on UA : USD 1167
Do I need a passport to fly between ONT and SAP?
Yes
What’s the latest departure time from ONT to SAP ?
The last flight leaves ONT at 11:35 pm
Ontario (ONT) to La Mesa (SAP): Airport Information
| Origin Airport | Ontario International , Ontario, US |
| Destination Airport | Ramón Villeda Morales International , La Mesa, HN |
| Distance | 2248 miles |
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