Best Flights starting from $317
from$317economy
Columbus (CMH)
Wed, Apr 1
Roundtrip
Ontario (ONT)
Tue, Apr 7
Fields updated — click View Prices to search ↑
Other Destinations
Columbus (CMH) to Charlotte (CLT) in April from $160
From $160
Columbus (CMH) to Fort Myers (RSW) in April from $198
From $198
Columbus (CMH) to Miami (MIA) in April from $230
From $230
Columbus (CMH) to Monroe (MLU) in April from $278
From $278
Columbus (CMH) to Las Vegas (LAS) in April from $306
From $306
Columbus (CMH) to Burlington (BTV) in April from $387
From $387
Flights from Other Cities
San Francisco (SFO) to Ontario (ONT) in April from $59
From $59
Portland (PDX) to Ontario (ONT) in April from $89
From $89
San Francisco (SFO) to Ontario (ONT) in April from $133
From $133
Dallas (DFW) to Ontario (ONT) in April from $177
From $177
Portland (PDX) to Ontario (ONT) in April from $177
From $177
Myrtle Beach (Any) to Ontario (ONT) in April from $393
From $393
✈️ Flight Guide: Columbus (CMH) → Ontario (ONT)
Complete travel information for your April journey
Departing from Columbus (CMH) FAQs
To find the cheapest economy fares from Ontario International Airport (ONT), compare prices across meta-search engines (Google Flights, Skyscanner), set price alerts, and be flexible with weekday departures. Booking 4–8 weeks in advance for domestic travel and 2–5 months for international legs typically yields lower fares.
Arrive at least 90 minutes before domestic economy departures from Ontario International Airport (ONT) to allow time for parking, security screening, and possible airline check-in lines. During holidays or peak summer weekends, plan for 2 hours to avoid stress.
Ontario International Airport (ONT) provides convenient access to Los Angeles, San Diego, Riverside, Irvine, Las Vegas, and Phoenix—making it a practical departure point for Southern California and southwestern U.S. travel itineraries. Ground transport options include rental cars, shuttles, and regional buses for onward travel.
June and July are peak travel months: book early, choose mid-week departures for lower economy fares, and reserve parking in advance at Ontario International Airport (ONT). Expect heavier security lines and busier roads; consider early morning flights to minimize delays.
Ontario International Airport (ONT) offers on-site short-term and long-term parking, off-site economy lots with shuttles, and multiple car rental counters. Rideshare pickup zones and public transit connections make it easy to reach nearby cities like Los Angeles and Riverside without driving.
Airline change policies vary; many carriers allow same-day changes for a fee or fare difference, but availability is limited for cheapest economy fares. Contact your carrier's ticket counter at Ontario International Airport (ONT) or check airline apps before arriving to confirm options and costs.
Arriving at Ontario (ONT) FAQs
Arriving on the Cheapest Economy Fare (ECONOMY) typically means basic seat selection, potential baggage fees, and limited ticket flexibility. Expect to pay for checked bags and seat upgrades; plan transfers and ground transportation in advance to avoid surprises at arrival airports.
Most cheapest economy fares do not include priority boarding or expedited arrival services, but you can often buy these add-ons at booking or check-in. If you need fast connections, consider purchasing priority options or allow extra connection time when booking low-cost economy tickets.
Cheap economy arrivals commonly connect travelers to major hubs like Los Angeles, San Diego, Las Vegas, Phoenix, and Mexico City via local low-cost carriers or regional transport. Plan your ground transport—bus, shuttle, or rideshare—based on arrival time to secure the lowest onward fares.
November and December see holiday surges; if arriving on Cheapest Economy Fare (ECONOMY), expect busier baggage claim and higher ground-transport demand. Book rideshares or shuttles in advance and allow extra time for connections during Thanksgiving and Christmas travel peaks.
Cheapest economy fares often include a personal item only; fees apply for checked bags and sometimes for full-size carry-ons. Always check your airline's specific baggage policy and pre-pay for bags online to save money compared with airport rates.
Avoid tight connections on the cheapest economy fares when possible—airlines may not protect you on separate tickets. If connections are tight, allow extra time and consider purchasing a slightly higher fare with better protection or at least same-airline connections from booking through-partner itineraries.
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Events & Festivals Near Ontario International Airport (ONT) — Plan Around Peak Travel
Key events and festivals impacting fares and schedules near Ontario International Airport (ONT): Coachella (April — Indio; drives up economy fares to area airports), San Diego Comic-Con (July — San Diego; affects Southern California travel), LA Marathon (March — Los Angeles), Major League sports playoffs (varied months), and holiday periods (Thanksgiving, December). Festival calendars can significantly increase economy fare prices and ground transport demand. CTA: Check event dates before booking economy fares from Ontario International Airport (ONT) and adjust travel dates to avoid price spikes.
Best Time to Fly from Ontario International Airport (ONT) in Cheapest Economy — Seasonal Advice
The best time to fly cheapest economy from Ontario International Airport (ONT) is during shoulder months—January, September, and October—and on mid-week days (Tuesdays and Wednesdays). Off-peak times like red-eye and early-morning departures often have lower prices. For international travel, book 2–5 months in advance; domestic routes can be cheaper at 3–6 weeks out. CTA: Search flexible date calendars for Ontario International Airport (ONT) to find the cheapest economy days to fly.
Direct vs Connecting Flights from Ontario International Airport (ONT) — Choosing Cheapest Economy Options
Connecting flights often deliver the lowest economy fares from Ontario International Airport (ONT), especially when connecting through major hubs like Phoenix or Denver. However, connections increase the risk of missed flights and baggage delays—so prefer single-ticket itineraries to ensure protection. Direct flights are generally faster and more reliable but come at a premium. For the cheapest economy travel, weigh total travel time and potential overnight layovers against savings; if savings are significant, allow longer connection windows. CTA: Compare direct and connecting options from Ontario International Airport (ONT) to see which yields the best economy fare for your trip.
Airline Comparison — Cheapest Economy Carriers Serving Ontario International Airport (ONT)
Allegiant and Southwest frequently offer very competitive base economy fares from Ontario International Airport (ONT), with Allegiant specializing in leisure routes and ancillary fees for baggage. Southwest often includes two free checked bags which can make apparent base fares cheaper overall. Legacy carriers (American, Delta, United) provide broader route networks and protection for connections but may have higher base prices. Compare total trip cost including baggage and seat fees when selecting the cheapest economy option. CTA: Run a side-by-side fare comparison from Ontario International Airport (ONT) to evaluate economy options and hidden fees.
Seasonal Travel Tips for Cheapest Economy Flights — From Ontario International Airport (ONT)
Spring: Book shoulder-season economy fares early, pack lightweight layers for variable temperatures, and use public transit for cheap city access from Ontario International Airport (ONT). Summer: Expect higher economy prices—book 2–3 months in advance, arrive early to the airport, and consider alternative airports to reduce costs. Fall: Ideal for cheap economy travel—use mid-week departures and enjoy lower crowds. Winter/Holiday: Book as early as possible for December travel and consider arriving a day early to reduce missed-connection risk. Always check baggage allowances, pre-pay fees online, and pack a personal item with essentials to avoid checked-bag costs. CTA: Use these seasonal tips to find and fly the cheapest economy fares from Ontario International Airport (ONT) with less stress.
Flight Times & Schedules from Ontario International Airport (ONT) — Economy Routes and Durations
Typical economy flight durations from Ontario International Airport (ONT): Los Angeles (short commuter ground transfer; often 30–60 minutes by road), Las Vegas (LAS) ~1 hour 10 minutes nonstop, Phoenix (PHX) ~1 hour 20 minutes, Denver (DEN) ~2 hours 10 minutes, Mexico City (MEX) ~3 hours 45 minutes (with some carriers and connections), Honolulu (HNL) ~5 hours 30 minutes. Schedules vary by airline and season; cheapest economy options frequently appear on early-morning or late-night flights. CTA: Check current schedules from Ontario International Airport (ONT) to your destination and filter for economy fares to find the best itinerary.
Cheap Flights from Ontario International Airport (ONT) — Economy Fare Hacks & Deals
To secure cheap economy flights from Ontario International Airport (ONT), combine flexible-date searches, multi-airport comparisons (including LAX and SAN), and fare alerts. Consider booking connecting flights on budget carriers, using nearby city hubs like Los Angeles or Phoenix for cheaper international legs, and searching for mid-week departures. Use primary keywords such as 'cheap flights from ONT' and LSI variations like 'budget economy fares Ontario airport' to optimize searches and capture deals. CTA: Compare cheap economy flights from Ontario International Airport (ONT) now and sign up for price alerts to save.