Best Flights starting from $271
from$271economy
Indianapolis (IND)
Tue, Mar 31
Roundtrip
Ontario (ONT)
Fri, Apr 10
from$304economy
Indianapolis (IND)
Tue, Mar 31
Roundtrip
Ontario (ONT)
Thu, Apr 9
from$348economy
Indianapolis (IND)
Tue, Mar 31
Roundtrip
Ontario (ONT)
Sat, Apr 11
from$425economy
Indianapolis (IND)
Tue, Mar 31
Roundtrip
Ontario (ONT)
Tue, Apr 7
from$431economy
Indianapolis (IND)
Tue, Mar 31
Roundtrip
Ontario (ONT)
Wed, Apr 8
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Other Destinations
Indianapolis (IND) to Orlando (Any) in March from $83
From $83
Indianapolis (IND) to Orlando (MCO) in March from $103
From $103
Indianapolis (IND) to Washington, D.C. (DCA) in March from $107
From $107
Indianapolis (IND) to Miami (Any) in March from $118
From $118
Indianapolis (IND) to Las Vegas (LAS) in March from $120
From $120
Indianapolis (IND) to Oklahoma City (OKC) in March from $131
From $131
Flights from Other Cities
Cleveland (CLE) to Ontario (ONT) in March from $106
From $106
San Antonio (SAT) to Ontario (ONT) in March from $127
From $127
San Antonio (SAT) to Ontario (ONT) in March from $164
From $164
Denver (Any) to Ontario (ONT) in March from $185
From $185
Salt Lake City (SLC) to Ontario (ONT) in March from $195
From $195
Oklahoma City (OKC) to Ontario (ONT) in March from $208
From $208
✈️ Flight Guide: Indianapolis (IND) → Ontario (ONT)
Complete travel information for your March journey
Departing from Indianapolis (IND) FAQs
To find the cheapest flights from Ontario International Airport (ONT), compare prices across aggregators like Google Flights, Skyscanner, and Momondo and set price alerts for ONT routes. Be flexible with travel dates, consider midweek departures, and check nearby airports (Los Angeles, Long Beach, San Diego) for alternate low-fare options. Book early for peak-season travel or use last-minute tools for off-peak deals.
Popular low-cost economy destinations from Ontario International Airport (ONT) include Las Vegas (McCarran/Las Vegas area), Phoenix (Sky Harbor), San Francisco (SFO Bay Area), Denver (DEN), and Mexican vacation spots like Cabo San Lucas and Mexico City. These routes often feature frequent sales and competitive fares from budget and legacy carriers, so monitor price trends and book when you see a dip.
Yes, Ontario International Airport (ONT) typically has multiple nonstop, budget-friendly flights to Las Vegas in June offered by low-cost carriers and legacy airlines. June is a popular month for short getaways, so book 30–60 days in advance for the best economy fares and use price alerts to catch sale windows. Consider early-morning or late-night flights for the lowest price.
Cheap economy fares from Ontario International Airport (ONT) often include a personal item only; carry-on and checked bag fees vary by airline. Read the airline's fare rules before booking and factor baggage fees into the total price—sometimes a slightly higher fare with a free carry-on is cheaper overall. For faster check-in, add baggage online and confirm weight/size limits to avoid airport surcharges.
December holiday travel increases demand at Ontario International Airport (ONT), often driving up economy fares—especially around mid-December and the last week before New Year. To save, travel in early December or after January 2, book as far ahead as possible, and use flexible date searches to find lower-priced days. Consider nearby departure days or alternate airports to secure cheaper routes.
Last-minute cheap flights from Ontario International Airport (ONT) can appear on weekdays, particularly Tuesday and Wednesday afternoons when demand is lower. Use mobile apps with last-minute deal notifications and check airline flash sales; be prepared to be flexible with times and connections. For best results, set push alerts and follow airlines serving ONT for day-of-departure discounts.
Arriving at Ontario (ONT) FAQs
Cheapest Economy Destinations (ECONOMY) refers to the most budget-friendly destinations you can reach in economy class from Ontario International Airport (ONT). These typically include short-haul and high-frequency routes such as Las Vegas, Phoenix, San Diego, Denver, San Francisco, Mexico City, and Cabo San Lucas. Use fare comparison tools to identify which destination offers the best combination of price and convenience for your dates.
Flights to Mexico—Mexico City and resort destinations like Cabo—often show strong deals in March before peak spring break demand. Early March can have cheaper economy fares; however, late March (spring break) tends to be pricier. Book as soon as you find a good fare and monitor price alerts for ONT-MEX and ONT-CAB routes.
When arriving on an economy fare from Ontario International Airport (ONT), you can reach nearby major cities affordably by ground transport or short connecting flights—Los Angeles, Long Beach, San Diego, Riverside, and Pasadena are accessible. These nearby urban centers offer additional flight and ground-transfer options that can lower overall trip costs.
Economy arrivals to and from Ontario International Airport (ONT) often connect to other cities via one-stop flights; direct ground transfers to San Francisco are longer and usually pricier than flying. For cheap onward travel to San Francisco or Phoenix, compare connecting flight options vs. low-cost carriers operating nonstop from ONT and plan connections with adequate layover.
In November, book early to avoid Thanksgiving spikes and choose midweek arrival dates for lower fares. Use flexible arrival airports (e.g., ONT vs. LAX) and compare total travel costs including baggage and transfers to find truly cheap economy itineraries. Sign up for airline newsletters for November promotions and Black Friday sale alerts.
Plan ahead by comparing public transit, shuttle services, rideshare, and rental cars—rideshares and shuttles are often the most cost-effective for groups, while public transit is cheapest for single travelers. Check arrival times at Ontario International Airport (ONT) and book shuttles or rental cars early for better rates. Factor transfer costs into your overall budget when choosing the cheapest economy flights.
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Events & Festivals Impacting ONT Fares — Plan Cheap Economy Travel
Events such as major conventions in Las Vegas, sporting events in Phoenix, or holiday festivals in San Diego can cause sharp increases in economy fares from Ontario International Airport (ONT). To avoid premium pricing, travel before or after event dates, stay flexible with airports and times, and book well in advance. Use keyword-friendly terms like 'cheap flights during festival' and 'ONT event fares' when searching. CTA: Check event calendars and book cheap economy flights from Ontario International Airport (ONT) early to avoid fare surges.
Best Time to Fly from Ontario International Airport (ONT) — Cheapest Economy Windows
The best times to fly from Ontario International Airport (ONT) for cheap economy fares are midweek (Tuesday–Thursday), early mornings and late nights, and during shoulder months like September and early November. Book domestic economy seats 30–60 days in advance and international economy 2–4 months out for the lowest prices. Use flexible-date search tools and price calendars to identify the cheapest travel windows. CTA: Use the ONT fare calendar to find the best time to fly and book cheap economy tickets today.
Direct vs Connecting Flights from Ontario International Airport (ONT) — Economy Trade-offs
Connecting flights from Ontario International Airport (ONT) often yield the lowest economy fares, especially for long-haul or international itineraries, but they add travel time and risk of missed connections. Nonstop flights are more convenient and sometimes competitively priced on high-traffic short-haul routes like ONT-LAS or ONT-PHX. For cheapest economy travel, compare total journey time, baggage fees, and the price difference—choosing a slightly longer connecting flight can save significant money. CTA: Compare nonstop and connecting economy options from Ontario International Airport (ONT) to find the best value.
Airline Comparison for Cheap Economy Fares from Ontario International Airport (ONT)
At Ontario International Airport (ONT), budget and legacy carriers like Southwest, Alaska Airlines, American Airlines, and Mexican low-cost carriers (Volaris) compete on price. Southwest frequently offers competitive domestic economy fares with two free checked bags, making it sometimes cheaper overall despite higher base fares. Legacy carriers may levy baggage fees but provide broader network connections. For international low-cost options, check Volaris and competitive Mexican carriers. Compare total trip costs—base fare plus baggage and seat fees—to find the real cheapest economy option. CTA: Compare airlines serving Ontario International Airport (ONT) now to identify the cheapest economy carrier for your route.
Seasonal Travel Tips for Cheap Economy Flights from Ontario International Airport (ONT)
Winter: Book early for holiday windows; early December and January are best for cheap economy fares. Spring: Early March can be cheap before spring break; late March requires advanced booking. Summer: Expect peak fares in July—use alternate airports and book 60+ days ahead. Fall: September and October offer the best shoulder-season discounts, ideal for cheap economy travel. Always factor in baggage, transfers, and airport alternatives when calculating true cost. CTA: Use these seasonal tips to search and book the cheapest economy flights from Ontario International Airport (ONT) for your next trip.
Flight Time & Schedules from Ontario International Airport (ONT) — Economy Routes
Flight durations from Ontario International Airport (ONT) to common cheap-economy destinations: Las Vegas ~1 hour nonstop, Phoenix ~1.5 hours, Denver ~2.5 hours, San Francisco ~1.25 hours, Mexico City ~3.5–4 hours depending on routings. Low-cost carriers often schedule multiple daily flights to these markets—early-morning and late-night departures usually offer lower fares. For connections, allow at least 90–120 minutes to avoid tight layovers. CTA: Check live schedules and book cheap economy flights from Ontario International Airport (ONT) with flexible times for the best prices.
Cheap Flights from Ontario International Airport (ONT) — Economy Fare Strategies
Find cheap flights from Ontario International Airport (ONT) by leveraging flexible-date searches, setting multi-source price alerts, and comparing alternate nearby airports like Los Angeles (LAX) and San Diego (SAN). Target primary keywords such as 'cheap flights ONT' and LSI terms like 'discount airfare' and 'last-minute deals'. For the cheapest economy fares: travel midweek, book 30–60 days ahead for domestic trips, and monitor flash sales. CTA: Search cheap flights from Ontario International Airport (ONT) now and set price alerts to secure the lowest economy fares.