$58 Cheap Flights to San Dimas, CA

Flights to San Dimas at a glance

Traveling to San Dimas is easy; you can choose between full-service and budget airlines. Compare flight times and select the best option that aligns with your budget and schedule, allowing you to explore the city's renowned attractions and neighborhoods. Look for cheap flights to San Dimas to save on your trip!

• Major airport near San Dimas: Los Angeles - Ontario International Airport (ONT)
• Flights per week: 2,700+ flights arriving at San Dimas airport
• Number of airlines that fly to San Dimas: around 20+ carriers

Popular airport near San Dimas

San Dimas is a vibrant city ideal for family getaways, entertainment, and urban vacations. Visitors are drawn to San Dimas for its rich culture, sports activities, and business opportunities. The nearest major airport serving this area provides convenient access for travelers looking to explore all that San Dimas has to offer.

• Los Angeles - Ontario International Airport (ONT): Situated in San Bernardino County, California, approximately 13 miles from San Dimas, this airport caters to both domestic and international travelers. It connects to over 205 domestic cities and around 60 international locations. Passengers can opt for first class, premium economy, or business class service for enhanced comfort based on the airline and route. Notable airlines operating from this airport include American Airlines, Frontier Airlines, and Southwest Airlines.

Top routes to San Dimas

• Seattle (SEA) to San Dimas (ONT), with one-way flight options from around $60
• Dallas (DFW/DAL) to San Dimas (ONT), with one-way tickets available from around $55
• San Francisco (SFO) to San Dimas (ONT), with one-way airfare from around $30
• Denver (DEN) to San Dimas (ONT), with one-way tickets available from around $40
• Portland (PWM/PDX) to San Dimas (ONT), with one-way tickets available from around $55

Cheapest routes to San Dimas

• San Francisco (SFO) to San Dimas (ONT), with affordable one-way prices from around $30
• Las Vegas (LAS) to San Dimas (ONT), with low one-way fares from around $30
• Denver (DEN) to San Dimas (ONT), with low-cost one-way tickets from around $40
• Phoenix (PHX) to San Dimas (ONT), with low one-way fares from around $50
• San Jose (SJC/SJO) to San Dimas (ONT), with budget one-way fares from around $50

*Flight times and fares vary by season and availability and are based on one-way routes

Top airlines with flights to San Dimas

• American Airlines: Operating flights to Los Angeles - Ontario International Airport (ONT), this airline represents about 28% of arrivals to San Dimas. The typical one-way fare is around $270, with premium seating options potentially including first class based on the route.
• Southwest Airlines: This carrier also services Los Angeles - Ontario International Airport (ONT), contributing roughly 21% of arrivals in San Dimas. Passengers can expect an average one-way fare of about $240.
• United: Providing flights to Los Angeles - Ontario International Airport (ONT), United accounts for approximately 15% of San Dimas arrivals. The average one-way fare is around $300, with premium service options possibly including first class depending on the route.
• Delta: Flying to Los Angeles - Ontario International Airport (ONT), Delta makes up around 15% of arrivals to San Dimas. The average fare for a one-way ticket is approximately $270, with premium cabins that may include both premium economy and first class based on the route.
• Frontier Airlines: Operating flights to Los Angeles - Ontario International Airport (ONT), Frontier represents about 10% of arrivals in San Dimas. Travelers can find average one-way fares around $150, making it a budget-friendly option.

Best time to fly to San Dimas

The most popular months for travelers to fly to San Dimas are January, March, and April, when peak temperatures in San Dimas can reach up to 61.7°F in April. If you prefer quieter travel, consider September, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 75.9°F. For better deals, May usually offers the lowest average one-way fare around $196, roughly 10% cheaper than the yearly average. Looking for additional cheaper months to fly? September, August, and October offer average one-way fares of around $203, making them good options for flexible travelers.

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

How to save money on a flight to San Dimas

Getting some of the best deals on flights to San Dimas is all about timing and flexibility. Here are some key tips to help you save:

1. Compare flight options—use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
2. Set up price alerts—as an Expedia member you can use Price Tracking to receive notifications when flight prices change.
3. Bundle and save—book a flight and unlock a hotel deal on Expedia*, or explore our San Dimas hotel and flight deals.
4. Think about luggage-nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your baggage allowance before confirming your booking to avoid excess baggage fees at the airport.
5. Earn miles—you can earn airline miles when you book your San Dimas flight with Expedia. Just select your frequent flyer program and enter your program number when confirming your booking.

*For members. Select hotels.

Arriving in San Dimas

San Dimas welcomes travelers through its range of transport options based on price, convenience, and proximity. Here's how to reach San Dimas efficiently:

• Public transportation: From Los Angeles - Ontario International Airport, Panama City Seaport, a seaport, is conveniently located about 1.6 miles away by car, while Rancho Cucamonga Station, a train station, is situated approximately 3.7 miles from the airport, also accessible by car.
• Hotel transfer: Transfers offer a convenient way to reach your hotel in San Dimas, with private rides that can be arranged in advance.
• Car rental: Renting a car in San Dimas is a good option if you plan to explore and sightsee beyond the city. Browse cheap car rentals in San Dimas on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.

Where to stay in and around San Dimas

• Los Angeles: Experience the vibrant energy of Los Angeles, a sprawling metropolis renowned for its diverse culture and entertainment options. Located in close proximity to San Dimas, this city offers a wealth of attractions such as Universal Studios Hollywood and the iconic Santa Monica Beach. Whether you’re seeking family-friendly fun, world-class theater, or unforgettable arena events, Los Angeles has something for everyone. Make sure to explore local landmarks and immerse yourself in the dynamic city experience that draws travelers from around the globe.
• Azusa: Azusa is located 6 miles drive away from San Dimas and is a charming city perfect for family outings and outdoor adventures. With attractions like Azusa Pacific University and various shopping centers, visitors can enjoy both education and leisure. The nearby Rose Bowl Stadium also offers a glimpse into local sports culture. Whether you're looking to explore beautiful parks or indulge in retail therapy, Azusa provides a delightful blend of city life and outdoor experiences, making it a great addition to your travel itinerary.
• Chino: Chino is located 10 miles drive away from San Dimas, and it presents a unique blend of urban convenience and recreational offerings. Families and business travelers alike will find plenty to do in this vibrant city, from visiting the BAPS Shri Swaminarayan Mandir to enjoying the expansive Ayala Park. The Ontario Convention Center adds a touch of culture and arts to your visit. Whether you’re here for business or leisure, Chino is a rewarding destination that enhances your Southern California experience.

Tips for short-haul flights to San Dimas

For quick getaways, efficiency is key. Here is how to make your short-haul journey smoother:

• Pack light and skip checked bags—when flying with budget airlines, traveling with just a carry-on is often more economical. Maximize space by using mini toiletries, wearing your heaviest clothing, and planning your outfits wisely. This also allows you to bypass the wait at baggage claim upon arrival.
• Bring your own entertainment—many short-haul flights may lack in-flight entertainment options. Download your favorite TV shows, movies, music, or podcasts ahead of time, and consider bringing a book to keep yourself entertained. Remember to charge your devices fully before you board.
• Arrive at the airport in plenty of time—even for short or domestic flights, it's advisable to arrive at least 1.5 to 2 hours prior to departure, taking into account traffic and security lines.
• Bring your own snacks and water—pack some snacks and a refillable water bottle to stay hydrated and save money at the airport.

Tips for long-haul flights to San Dimas

Flying long-haul sometimes requires extra planning to ensure a comfortable journey:

• Select your seat in advance—for longer flights, choosing your seat is essential for comfort. Full-service airlines may provide free seat selection once online check-in opens, typically 24–48 hours before your flight. Some airlines allow seat selection even earlier than this.
• Arrive at the airport in plenty of time—aim to reach the airport at least 3 hours prior to departure for international flights to allow ample time for check-in, security, and immigration procedures.
• Relax at the airport—if you have some extra time, explore the shops, grab a coffee, or unwind at the gate or in a departure lounge if you have access. Airport Wi-Fi is generally free and available.
• Adjust to the new time zone mid-flight—begin syncing your body clock by changing your watch and adjusting your sleep schedule to fit your destination's time zone. Try to sleep or stay awake during the flight according to the local time at your destination to help minimize jet lag.

Tips to find the cheapest flights to San Dimas

The cheapest day to fly

Get started finding a cheap flight to San Dimas on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

January is the cheapest month to fly to San Dimas. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to San Dimas. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to San Dimas, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to San Dimas

The lowest price for round-trip flights to San Dimas in 2026 starts from $85, while one-way tickets start from from $58. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to San Dimas. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to San Dimas

Frontier Airlines, Alaska Airlines, Southwest Airlines, Delta, JetBlue Airways are just some of the airlines that can typically offer cheap tickets to San Dimas. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to San Dimas and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for San Dimas, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to San Dimas. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your San Dimas plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to San Dimas

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to San Dimas.

Stopover savings

The cheapest tickets to San Dimas are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to San Dimas. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to San Dimas for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to San Dimas. Simply download the free Expedia app to your smart device and activate San Dimas flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to San Dimas. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.