Best Flights starting from $436
Economy
Orlando (MCO)
Sat, May 30
Roundtrip
Ontario (ONT)
Tue, Jun 2
Economy
Orlando (MCO)
Sun, May 31
Roundtrip
Ontario (ONT)
Wed, Jun 3
Other Destinations
Orlando (MCO) to New York (LGA) in May from $55
From $55
Orlando (MCO) to Wilkes-Barre (AVP) in May from $143
From $143
Orlando (MCO) to Denver (DEN) in May from $149
From $149
Orlando (MCO) to Punta Cana (PUJ) in May from $278
From $278
Orlando (MCO) to Puebla (PBC) in May from $409
From $409
Orlando (MCO) to Boston (BOS) in May from $415
From $415
Flights from Other Cities
Dallas (DFW) to Ontario (ONT) in May from $177
From $177
Cleveland (CLE) to Ontario (ONT) in May from $219
From $219
Boise (BOI) to Ontario (ONT) in May from $257
From $257
Tampa (TPA) to Ontario (ONT) in May from $275
From $275
Cleveland (CLE) to Ontario (ONT) in June from $219
From $219
Vancouver (Any) to Ontario (ONT) in June from $387
From $387
✈️ Flight Guide: Orlando (MCO) → Ontario (ONT)
Complete travel information for your May journey
Departing from Orlando (MCO) FAQs
To find the cheapest economy flights from Ontario International Airport (ONT), search multiple aggregators (Google Flights, Skyscanner, Momondo) and sign up for fare alerts. Flexibility on travel dates and flying mid-week often cuts prices, and booking 6–10 weeks in advance for domestic routes is usually optimal. Compare nearby airports (Los Angeles LAX, Long Beach LGB) to maximize savings and book when you see a clear dip in fare trends.
Peak travel months for Ontario International Airport (ONT) tend to be June through August and around major holidays (December and late November), which drives up economy fares. If you can travel in shoulder seasons like April–May or September–October, you’ll typically find lower prices and more seat availability. For best deals, book early for summer and holiday travel or be ready to purchase last-minute deals in off-peak periods.
Yes—Ontario International Airport (ONT) is served by low-cost carriers such as Allegiant Air, Spirit, and Frontier on many domestic routes, offering competitive economy fares. Legacy carriers also operate at ONT and sometimes match low-cost prices during sales; always check baggage and seat fees when comparing total cost. Use 'price comparison' and 'basic economy' filter tools to reveal the true cheapest fare.
From Ontario International Airport (ONT) you can easily access Los Angeles, Anaheim (home to Disneyland), Long Beach, San Diego, Palm Springs, San Bernardino and Las Vegas via short flights or quick drives. These nearby major cities and vacation destinations are commonly served by frequent economy routes and shuttle options, making ONT a convenient alternative to busier airports. Check direct and connecting flight options to each city for the best economy fares.
In March, look for flash sales and last-minute drops on low-cost carriers operating from Ontario International Airport (ONT); sign up for airline newsletters and fare alerts. Mid-week departures and early-morning flights typically show the steepest discounts in this shoulder season. Use flexible-date search and be ready to book quickly when a March deal appears.
Ontario International Airport (ONT) offers economy long-term parking, cell phone waiting lot, rideshare pickup areas, and shuttle services to nearby hotels and cities. Pre-book parking online to lock in lower rates and use designated rideshare lanes for fast pickup. Public transit and shuttle links connect ONT to downtown Ontario, Los Angeles suburbs, and surrounding regions.
Arriving at Ontario (ONT) FAQs
The term 'Cheapest Economy Fare (ECN)' refers to the lowest-priced economy-class ticket option available for a route, typically with the most restrictions on changes and baggage. These fares are popular with budget travelers and often require added fees for seat selection and checked bags, so compare total trip costs before purchasing. Use fare filters and check airline baggage policies to ensure the ECN fare meets your needs.
Cheapest economy fares often cover short-haul and high-frequency routes such as Los Angeles, San Diego, Las Vegas, Phoenix, and San Francisco, where competition drives prices down. Routes with multiple carriers tend to have the steepest discounts in economy class. For longer flights, ECN fares may exist but expect stricter limits on changes and refunds.
When comparing ECN arrival options, factor in fees for baggage, seat selection, and changes; add those to the base fare to calculate the true total cost. Check refundable or changeable fare classes if you need flexibility, and use fare comparison tools to display total round-trip pricing. Booking direct with the airline sometimes unlocks bundled options that are cheaper overall than paying add-ons to a basic economy fare.
Yes—an ECN ticket typically lands at a specific airport but you can access nearby major cities such as Los Angeles, San Diego, Phoenix, and Las Vegas using public transit, shuttle services, or car rental. Check arrival airport transfer options and travel time estimates when booking to ensure the cheapest economy ticket still meets your last-mile needs. Sometimes paying slightly more for a different arrival airport reduces total door-to-door cost.
Seasonal events, conventions, and holidays can sharply increase ECN prices for arrival on affected dates, reducing the availability of the lowest fares. Book early around known events and use flexible-date searches to avoid premium-priced days. Set fare alerts and consider alternative nearby airports to bypass event-driven surcharges.
In November, book early for Thanksgiving travel and look for early-month savings for non-holiday dates; leveraging flexible-day searches often reveals the cheapest economy arrival options. Compare one-way ECN fares with round-trip pricing and check for Black Friday airline sales that may reduce arrival costs. Always verify baggage rules because holiday travel adds demand and baggage fees can escalate total cost.
1.0.2602.09