Major events such as Las Vegas conventions, Phoenix spring training (March), Cabo summer holidays, and holiday events in Mexico City increase demand and raise economy (ECO) fares from Ontario International Airport (ONT). Plan travel outside major event dates or book significantly in advance to secure the cheapest economy fares. Use local event calendars to identify high-demand weekends and adjust your travel dates to the surrounding low-demand timeframe for better ECO pricing.
The best time to buy cheap economy fares from Ontario International Airport (ONT) is typically 3–8 weeks before domestic travel and 2–5 months for international trips. Lowest fares often occur in January, September, and early November outside holiday peaks. For travel dates, midweek departures (Tuesday–Thursday), red-eye flights, and off-peak hours usually offer the most economical ECO options. Use fare alerts, flexible search tools, and multi-airport comparisons to identify the optimal booking and travel windows.
Direct (nonstop) flights from Ontario International Airport (ONT) to ECO destinations are faster and more convenient but often cost more in economy class, especially on high-demand routes. Connecting itineraries can significantly reduce fare prices, particularly if you’re willing to accept longer total travel time and a layover. When searching for the cheapest economy option, always calculate the total door-to-door time and additional costs (e.g., airport transfers) to determine which option yields the best overall value for your trip.
Southwest: Reliable schedules, two free checked bags, often competitive economy (ECO) fares if you value bundled baggage. Spirit and Frontier: Ultra-low-cost carriers with very low base fares but add-on fees for bags and seat selection; ideal for travelers who travel light. Alaska and American: Offer mix of economy fare classes and larger route networks; sometimes match low-cost fares with fewer add-on restrictions. For cheap economy travel from Ontario International Airport (ONT), compare the final out-the-door price including baggage and seat fees to find the best airline for your priorities. Book now or set alerts to capture carrier flash sales.
Winter: Look for post-holiday deals in January; be mindful of winter storms that can disrupt schedules, especially for longer connecting itineraries. Spring: Spring break increases demand to sunny destinations; secure ECO fares early. Summer: Peak season — book months ahead and consider alternate airports to save. Fall: Best shoulder-season for cheap economy fares; expect quieter airports and steady deals. For all seasons, travel light to avoid checked-bag fees common to ECO fares, use mobile boarding passes to speed security, and monitor weather and airport advisories before departure from Ontario International Airport (ONT).
Typical nonstop flight times from Ontario International Airport (ONT) to common cheap arrival cities (ECO) are: Las Vegas ~1 hour; Phoenix ~1 hour 20 minutes; San Diego ~45 minutes; Cabo San Lucas ~2 hours 45 minutes; Mexico City ~4 hours (often connecting); Denver ~2 hours 15 minutes. Many low-cost and legacy carriers provide multiple daily flights on these routes; early-morning and late-evening options often have lower demand and occasionally lower fares. Check real-time schedules and seasonal frequency changes before booking to ensure your chosen ECO itinerary aligns with your travel plans.
To get the cheapest flights from Ontario International Airport (ONT) in economy class (ECO), combine flexible-date searches with fare alerts and compare fares across carriers like Southwest, Alaska, Spirit, and Frontier. Consider flying midweek, using red-eye departures, and checking alternate arrival airports such as Las Vegas (McCarran/Las Vegas Harry Reid International), San Diego, and Tijuana to find deep discounts. Always factor baggage and seat fees into the total price and book when an alert shows a meaningful dip to lock in the lowest ECO fare. Book now to take advantage of available deals on cheap economy flights from Ontario International Airport (ONT).
Starting from $467
Book your economy class flight from Albuquerque (ABQ) to Ontario (ONT)and save money on your travel. Compare all flight options to find the best deal for your march trip.
Planning a trip from Albuquerque (ABQ) to Ontario (ONT) in march? SlickTrip helps you find the cheapest economy class flights with our comprehensive flight comparison tool. Whether you prefer direct flights for convenience or multi-stop flights for savings, we have options for every budget and schedule.