Submit feedbackComplete travel information for your September journey
September is a favorable month to depart from Minneapolis−Saint Paul International Airport (MSP) for Ontario International Airport (ONT) thanks to shoulder-season airfare dips and generally stable Midwestern weather. Expect 1–2 potential nonstop options some days, with the most affordable itineraries using one-stop connections via Denver (DEN), Phoenix (PHX), or Salt Lake City (SLC). To secure cheap flights from MSP to ONT in September, book 2–8 weeks ahead, fly midweek, and set price alerts. Pack layered clothing for cool Minneapolis mornings and warmer Southern California afternoons, and verify terminal and parking details at MSP prior to departure. Start searching now for the best September MSP to ONT deals — compare carriers, filter for nonstop if needed, and lock in your fare.
September in Minneapolis usually brings mild temperatures with cooler mornings and lower thunderstorm frequency compared with summer. While occasional thunderstorms or early-season fog can cause short delays, widespread winter driving or snow-related cancellations are unlikely in September. Check the airport status and airline alerts the morning of departure for the most current information.
Nonstop options between Minneapolis−Saint Paul International Airport (MSP) and Ontario International Airport (ONT) are available intermittently and can be seasonal; many travelers find 0–2 nonstops per day depending on the carrier and date. If you need a guaranteed nonstop, book early and use filters for nonstop on flight search engines, otherwise one-stop connections via Denver, Phoenix, or Dallas are common.
For domestic flights from Minneapolis−Saint Paul International Airport (MSP) in September, arrive at least 90 minutes before departure if you need check-in and baggage drop; 60 minutes may suffice for carry-on only on low-traffic days. Weekends and holiday-adjacent dates (Labor Day weekend) can be busier, so add extra time during those peak periods.
From Minneapolis−Saint Paul International Airport (MSP) you can easily reach nearby major cities and destinations such as Minneapolis, Saint Paul, Duluth, Rochester, Fargo and even regional hubs like Madison and Des Moines when planning connecting travel. These locations provide additional ground transport and multi-city itinerary options if your September plans include road trips or regional stops.
For the best cheap flights from Minneapolis−Saint Paul International Airport (MSP) to Ontario International Airport (ONT) in September, search with flexible dates, book 2–8 weeks in advance, use midweek departure (Tuesday–Thursday), and set price alerts on Google Flights or Skyscanner. Consider one-stop routes through Denver or Phoenix to lower fares during September shoulder season.
Minneapolis−Saint Paul International Airport (MSP) typically maintains full terminal services in September, but staffing and shuttle frequencies may vary during University of Minnesota starts or Minnesota State Fair spillover in early September. Confirm lounge, rental car, and shuttle hours ahead of travel and consult MSP announcements for any temporary construction or gate changes.
Arriving at Ontario International Airport (ONT) in September from Minneapolis−Saint Paul International Airport (MSP) is typically straightforward: expect warm, dry weather and manageable airport crowds as summer travel winds down. Ground transport options are plentiful — rental cars, shuttles, rideshares, and regional buses — making ONT a convenient gateway to Los Angeles, Anaheim (Disneyland), Riverside, and Palm Springs. If your September itinerary includes theme parks or regional events, reserve cars and accommodations in advance to lock better rates and ensure availability. After landing, use the ONT app or airport website for real-time gate and baggage updates and consider onward train or shuttle options for travel into downtown Los Angeles or Orange County.
Ontario International Airport (ONT) offers rental cars, taxi services, ride-hail pickup zones, and public transit connections year-round. In September, traffic can be lighter than summer but expect occasional congestion on I-10 and I-15 during rush hours; allow extra time if you're traveling to downtown Los Angeles, Anaheim (Disneyland), or San Diego.
September is typically warm and dry in Inland Southern California, making ground travel smooth and predictable after arrival at Ontario International Airport (ONT). However, late-September weekends can coincide with sports events, conventions, or college start dates that increase demand for rental cars and rideshares. Reserve rental cars in advance and consider off-peak pickup times for best rates.
From Ontario International Airport (ONT) you can access major Southern California destinations including Ontario, San Bernardino, Riverside, Los Angeles, Anaheim (Disneyland), Orange County (Santa Ana), and Palm Springs for weekend escapes. These cities are commonly used for multi-destination itineraries after arriving in ONT during September.
Arrival processing times at Ontario International Airport (ONT) for domestic flights from Minneapolis−Saint Paul International Airport (MSP) are usually 15–45 minutes, depending on baggage handling and crowding. September often sees moderate passenger levels; if you have checked bags, factor extra time for baggage claim and rental car shuttles.
Ontario International Airport (ONT) provides standard passenger amenities including dining, coffee shops, business services, and limited airline lounges or club access depending on carrier partnerships. In September you can generally expect full service hours, but smaller regional concessions may operate reduced hours on certain weekdays — check ONT's terminal listings before travel.
September brings several events that can affect travel demand on the MSP → ONT route. Near Minneapolis−Saint Paul International Airport (MSP), the Minnesota State Fair often runs into early September and can increase demand for flights, parking, and hotels — plan around it or book well in advance. In Southern California, September features regional fairs, college football kickoffs, and concert seasons in venues like Toyota Arena (near ONT) and arenas across Los Angeles and Orange County; these events can raise fares and rental car demand in mid-to-late September. If you’re traveling for or around local festivals, reserve flights and ground transport early and consider midweek travel to avoid premium weekend rates.
The best time to fly MSP → ONT in September is midweek (Tuesday–Thursday) to take advantage of lower fares and lighter airport crowds. Book 2–8 weeks ahead for the best balance of price and availability; for peak dates around Labor Day, secure tickets 6–10 weeks in advance. Early-morning departures often offer lower fares and fewer delays than late-afternoon flights. Use flexible-date search tools and set fare alerts to capture price drops, and consider one-stop itineraries through DEN, PHX, or SLC to save further on September fares.
Choosing direct or connecting flights from Minneapolis−Saint Paul International Airport (MSP) to Ontario International Airport (ONT) in September depends on priorities: nonstop flights save time (about 3 hours 30–50 minutes) but can be pricier and less frequent, while connecting flights typically cost less but add 1–3 hours for layovers. Common connecting hubs include Denver, Phoenix, Salt Lake City, and Dallas/Fort Worth. If you value reliability and time savings and find a nonstop, book it early; if price is your priority, a carefully planned one-stop with a short layover can deliver significant savings. For connections, pick airlines with minimum viable transfer time and same-ticket itineraries to protect you from missed connections.
Delta Air Lines often offers competitive schedules and a strong reliability record for connections through its hubs, with robust loyalty benefits for SkyMiles members. Sun Country Airlines can provide value-oriented fares and seasonal nonstop options from MSP to Southern California but may have more limited frequencies. American Airlines and United Airlines usually offer connecting itineraries with one-stop routes via Phoenix, Dallas/Fort Worth, or Denver; they can be good choices for mileage accrual and flight availability. Compare ticket prices, baggage allowance, change policies, and loyalty perks before booking — and use filters to check for nonstop options if travel time is a priority in September.
Pack layers for September travel: Minneapolis mornings can be cool while Ontario afternoons remain warm, so include a light jacket and sun protection. Reserve rental cars early for September weekend travel around Disneyland or college football; rates drop midweek. For airport efficiency, arrive 60–90 minutes early for domestic flights at Minneapolis−Saint Paul International Airport (MSP) and expect 15–45 minutes for arrivals at Ontario International Airport (ONT). Use mobile boarding passes, download airline apps for gate updates, and set fare alerts to capture last-minute September deals. CTA: Ready to book? Search flexible-date MSP to ONT fares now and secure the best September itinerary.
Typical nonstop flight time from Minneapolis−Saint Paul International Airport (MSP) to Ontario International Airport (ONT) is approximately 3 hours 30–50 minutes, depending on winds and exact routing. Many travelers will find 1-stop options slightly longer — generally 5–7 hours total including layover time — with common connecting hubs including Denver (DEN), Phoenix (PHX), Salt Lake City (SLC), and Dallas/Fort Worth (DFW). In September, schedules often shift to shoulder-season frequencies: expect 0–2 nonstops some days and several connecting options daily. For the most accurate schedule, filter for nonstop or specific connection hubs on airline booking pages and set up schedule alerts for changes closer to travel.
To find cheap flights from Minneapolis−Saint Paul International Airport (MSP) to Ontario International Airport (ONT) in September, search with flexible dates and aim to book 2–8 weeks before departure. Midweek flights (Tuesday–Thursday) tend to be cheaper than peak weekend travel; avoid Labor Day weekend for the lowest prices. Consider one-stop connections via Denver, Phoenix, or Salt Lake City to reduce fares; use fare alerts and multi-search engines to compare prices. Estimated one-way fare ranges in September often fall between $120–$300 depending on whether you choose nonstop or connecting itineraries, brand of carrier, and how early you book. CTA: Compare September MSP to ONT deals now using flexible-date search and set up alerts to lock the best price.