Best Flights starting from $467
from$467economy
Gulfport (GPT)
Wed, May 13
Roundtrip
Ontario (ONT)
Wed, May 20
from$512economy
Gulfport (GPT)
Sat, May 30
Roundtrip
Ontario (ONT)
Tue, Jun 9
from$544economy
Gulfport (GPT)
Fri, May 29
Roundtrip
Ontario (ONT)
Mon, Jun 8
from$551economy
Gulfport (GPT)
Thu, May 28
Roundtrip
Ontario (ONT)
Sun, Jun 7
from$562economy
Gulfport (GPT)
Sun, May 31
Roundtrip
Ontario (ONT)
Wed, Jun 10
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Other Destinations
Gulfport (GPT) to Portland (PDX) in May from $217
From $217
Gulfport (GPT) to Billings (BIL) in May from $218
From $218
Gulfport (GPT) to St Louis (STL) in May from $277
From $277
Gulfport (GPT) to Boston (BOS) in May from $279
From $279
Gulfport (GPT) to Kansas City (MCI) in May from $285
From $285
Gulfport (GPT) to Seattle (SEA) in May from $450
From $450
Flights from Other Cities
Denver (Any) to Ontario (ONT) in May from $40
From $40
Denver (Any) to Ontario (ONT) in May from $56
From $56
Las Vegas (LAS) to Ontario (ONT) in May from $56
From $56
Omaha (OMA) to Ontario (ONT) in May from $80
From $80
Cleveland (Any) to Ontario (ONT) in May from $86
From $86
Grand Rapids (GRR) to Ontario (ONT) in May from $86
From $86
✈️ Flight Guide: Gulfport (GPT) → Ontario (ONT)
Complete travel information for your May journey
Departing from Gulfport (GPT) FAQs
Ontario International Airport (ONT) is served by a mix of low-cost and legacy carriers like Southwest Airlines, Spirit Airlines, Frontier, Alaska Airlines and occasional seasonal service from American or Delta. For the cheapest economy fares, prioritize booking with low-cost carriers and monitor fare sales; use fare alerts on Google Flights or Skyscanner to catch price drops. Compare baggage and seat fees to ensure the lowest door-to-door cost.
For domestic economy flights from Ontario International Airport (ONT), arrive at least 90 minutes before departure to allow time for parking, security, and potential long TSA lines during peak hours. If you need to check luggage, add an additional 30 minutes; for busy holiday travel or early morning/weekend peaks, consider arriving 2 hours early. Use the airport’s official parking and terminal maps to plan the quickest route.
Ontario International Airport (ONT) offers frequent service to nearby major destinations including Las Vegas, Phoenix, San Diego, and select routes to Los Angeles-area airports via connecting flights. Direct nonstop options vary by season; low-cost carriers often run multiple daily flights to Las Vegas and Phoenix. For travel to central Los Angeles, consider ground transport options—ONT is commonly used as an alternative to Los Angeles International (LAX).
In November, find the cheapest economy fares from Ontario International Airport (ONT) by booking during early fall sales, using flexible date searches, and setting fare alerts for mid-week departures. Travel on Tuesdays or Wednesdays and avoid holiday weeks (around Thanksgiving) to secure the best prices. Compare low-cost carriers and legacy airlines on meta-search engines and book add-ons like seats and bags only if needed to keep total cost low.
Ontario International Airport (ONT) provides rental cars, rideshares (Uber/Lyft), shuttles, and regional bus connections that serve nearby cities like Los Angeles, Riverside, San Bernardino, and Anaheim. Several airport shuttles and private van services offer direct trips to major Southern California destinations; check schedules in advance during peak tourist months. For the fastest access to downtown Los Angeles, consider rideshare or express airport shuttles during off-peak traffic hours.
Parking at Ontario International Airport (ONT) is often cheaper during off-peak months such as January and February due to lower traveler demand and occasional off-season discounts. Long-term economy lots and off-airport parking providers can offer better weekly and monthly rates in these months. Compare official ONT parking rates and third-party lots for the best combination of price and convenience.
Arriving at Ontario (ONT) FAQs
Cheapest Economy Fare (ECO) denotes the lowest-cost economy-class ticket type typically with limited flexibility, basic carry-on allowance, and additional fees for checked baggage and seat selection. These fares are ideal for price-sensitive travelers from Ontario International Airport (ONT) willing to travel light and accept stricter change/refund rules. Always review the fare conditions and total trip cost including ancillary fees before purchase.
On arrival under the Cheapest Economy Fare (ECO), ground transport options commonly include rideshares, local shuttles, public transit, and car rentals that connect passengers to nearby major cities such as Los Angeles, San Diego, Riverside, and Anaheim. Use app-based rideshares for door-to-door service or pre-book airport shuttles for group travel to major destinations. Check local transit timetables and rideshare pickup zones to minimize wait times.
Yes — peak months for Cheapest Economy (ECO) arrivals align with regional travel surges such as July and December holidays, plus spring break in March. Shoulder months like September and January typically have lower arrivals and better chances for cheap economy fares. If you're arriving during peak months, factor in longer queues for taxis and ground transport; book transfers in advance where possible.
Upgrades from Cheapest Economy Fare (ECO) are sometimes available at check-in or the gate but are subject to seat availability and often cost a premium compared to pre-booked upgrades. If you anticipate needing extra legroom or flexible change terms, consider paying for an upgraded fare at booking or using frequent flyer benefits to secure an upgrade ahead of arrival. Gate upgrades may be offered close to departure but are not guaranteed.
Common issues include unexpected baggage fees, limited seat selection, strict change/cancellation rules, and longer wait times for baggage claim. To avoid surprises, read fare rules carefully before booking, prepay for baggage if it’s cheaper online, and arrive prepared for longer ground transfer times during busy travel windows. Consider purchasing travel insurance for added flexibility.
In November, cheapest economy arrivals from Ontario International Airport (ONT) can be found early in the month; however, prices spike around Thanksgiving week. To secure ECO fares, search for flights at least 4–8 weeks in advance and be flexible on departure/arrival dates. Monitor fare calendars and sign up for airline alerts to catch flash sales on short-haul routes.
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Events & Festivals Affecting Fares — Travel Calendar for Ontario International Airport (ONT)
Major events can drive fare spikes and increased demand at Ontario International Airport (ONT). Key annual events include Comic-Con and summer festivals in San Diego, major concerts and sporting events in Los Angeles, Disneyland/Universal events in Anaheim, and conventions in Riverside. Monitor event calendars when booking cheapest economy fares—arrive or depart on non-event dates where possible to secure lower fares.
Extra Tips
- Check event calendars for Los Angeles, Anaheim, San Diego and Riverside before booking cheapest economy fares.
- If traveling to a city during a major festival, consider shifting dates by a day or two to save significantly on economy fares.
- Pre-book ground transportation for event-heavy dates to avoid long waits and surge pricing.
Best Time to Fly Cheap Economy from Ontario International Airport (ONT)
The best time to fly cheap economy from Ontario International Airport (ONT) is during shoulder seasons—September through early November and January through early March—when demand and fares are lowest. Mid-week departures (Tuesday–Thursday) and early-morning flights typically offer the cheapest economy prices. Avoid peak travel windows such as July and late-December unless you book months in advance.
Direct vs Connecting Flights from Ontario International Airport (ONT) — Economy Trade-offs
Direct flights from Ontario International Airport (ONT) save time and reduce the risk of missed connections but are often priced higher than connecting options. Connecting economy flights can be significantly cheaper, especially when routed through hubs like Los Angeles (LAX), Phoenix (PHX) or Salt Lake City (SLC), but add total travel time and potential layover risk. Choose direct flights for time-sensitive travel and connections when maximizing savings is the priority.
Extra Tips
- For cheapest economy fares, search connecting options if you have flexible arrival/departure windows.
- Allow generous layover time when booking separate tickets to reduce connection risk.
- Consider the total door-to-door time and costs (including transfers) when choosing direct vs connecting.
Airline Comparison for Economy Travelers at Ontario International Airport (ONT)
Key carriers at Ontario International Airport (ONT) include Southwest Airlines, Spirit Airlines, Frontier, Alaska Airlines, American Airlines and seasonal Delta service. Low-cost carriers typically offer the cheapest headline economy fares but charge extra fees for bags and seat selection; legacy carriers may include carry-on and checked baggage on higher fare classes. Compare on-time performance, ancillary fees, and total trip cost when selecting the cheapest economy option.
Tips
- For cheapest total cost, calculate base fare plus expected ancillary fees before booking.
- Use fare bundles and loyalty programs to offset economy costs for frequent routes.
- Check refund/change policies for cheapest economy fare types to avoid surprise fees.
Seasonal Travel Tips for Cheapest Economy Travelers — Ontario International Airport (ONT)
Seasonal planning can dramatically reduce your cost and stress when flying cheapest economy from Ontario International Airport (ONT). In winter (Dec–Feb) book early for holiday travel and consider mid-January for low fares; spring (Mar–May) requires vigilance around spring break dates; summer (Jun–Aug) needs early booking and flexible airports; fall (Sep–Nov) is the best shoulder season for cheap economy travel. Always factor in baggage rules, weather impacts on connections, and local traffic to nearby destinations like Los Angeles, San Diego and Anaheim.
Flight Time & Typical Schedules from Ontario International Airport (ONT) — Economy Routes
Typical nonstop economy flight times from Ontario International Airport (ONT) are short-haul: Las Vegas (~1 hour), Phoenix (~1 hour 30 minutes), San Diego (~45 minutes), and select transcontinental routes range from ~5 hours. Schedules are concentrated in the morning and late afternoon for business and leisure demand, with low-cost carriers offering multiple daily departures to high-demand leisure markets. Connecting flights through major hubs (LAX, PHX, SLC) add 1–4 hours depending on layover length.
Tips
- Book nonstops where available to minimize travel time and reduce the chance of delays.
- For cheapest economy travel, consider connecting flights during off-peak hours for lower fares.
- Allow at least 90–120 minutes for international connections and 60–90 minutes for domestic connections at hub airports.
How to Find Cheap Economy Flights from Ontario International Airport (ONT) — Complete Guide
To find the cheapest economy flights from Ontario International Airport (ONT), use flexible-date searches, set fare alerts, and compare low-cost carriers like Southwest, Spirit, and Frontier with legacy carriers for total trip costs. Target mid-week departures (Tuesday–Thursday), book shoulder-season travel (September, January), and prepay baggage online to reduce fees. Consider flying into or out of alternative nearby airports such as Los Angeles International Airport (LAX) or John Wayne/Orange County (SNA) when total cost and ground transfer time make sense.
Tips
- Use meta-search engines (Google Flights, Skyscanner) and set price alerts for ONT routes.
- Book 6–8 weeks in advance for domestic economy seats and further ahead during peak summer and holiday seasons.
- Compare total trip price including baggage, seat selection, and parking when choosing the cheapest economy fare.
- Travel mid-week and in shoulder months (September, January) for the lowest demand and fares.
- Consider bundled offers (flight + car) when traveling to nearby cities like Los Angeles, Anaheim and San Diego.