$19 Cheap Flights to King of Prussia, PA

Flights to King of Prussia at a glance

Traveling to King of Prussia is easy; you can choose from a variety of airlines, whether you're looking for cheap flights to King or full-service options. Compare travel times and select the best King of Prussia flights that fit your budget and plans to discover the city's iconic attractions and neighborhoods.

• Major airport near King of Prussia: Philadelphia International Airport (PHL)
• Flights per week: 4,400+ flights arriving at King of Prussia airport
• Number of airlines that fly to King of Prussia: around 40+ carriers

Popular airport near King of Prussia

King of Prussia is a dynamic city perfect for family getaways, business trips, and city exploration. Visitors flock here for its outdoor activities, cultural experiences, and entertainment options. Conveniently, the area is accessible via major airports, including the nearby King of Prussia airport, ensuring easy travel for all types of travelers.

• Philadelphia International Airport (PHL): Situated in Philadelphia County, Pennsylvania, approximately 17 miles from King of Prussia, this airport facilitates travel on both domestic and international flights, linking passengers to over 225 domestic cities and more than 160 international destinations. Travelers can opt for upgrades to first class, premium economy, or business class seating to enhance their travel experience, depending on the airline and route. Prominent airlines operating at this airport include American Airlines, Frontier Airlines, and Delta.

Top routes to King of Prussia

• Orlando (MCO) to King of Prussia (PHL), with one-way fares starting at around $40
• Boston (BOS) to King of Prussia (PHL), with one-way flights starting at around $55
• Fort Lauderdale (FLL) to King of Prussia (PHL), with one-way airfare from around $30
• Chicago (ORD/MDW) to King of Prussia (PHL), with one-way flights starting at around $60
• Atlanta (ATL) to King of Prussia (PHL), with one-way airfare from around $45

Cheapest routes to King of Prussia

• Fort Lauderdale (FLL) to King of Prussia (PHL), with affordable one-way prices from around $30
• Miami (MIA) to King of Prussia (PHL), with affordable one-way prices from around $35
• Orlando (MCO) to King of Prussia (PHL), with low one-way fares from around $40
• Charlotte (CLT) to King of Prussia (PHL), with affordable one-way prices from around $40
• Raleigh (RDU) to King of Prussia (PHL), with budget one-way fares from around $40

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

Top airlines with flights to King of Prussia

• American Airlines: Operating flights to Philadelphia International Airport (PHL), this airline represents roughly 48% of the arrivals in King of Prussia. The typical one-way fare hovers around $400, with options for premium economy, business, and first-class service available based on the route.
• Delta: Serving Philadelphia International Airport (PHL), Delta accounts for about 13% of arrivals to King of Prussia. The average fare for a one-way ticket is around $350, and travelers can choose from premium economy, business, and first-class service depending on their route.
• Frontier Airlines: This airline flies to Philadelphia International Airport (PHL) and contributes approximately 12% of arrivals to King of Prussia. Passengers can expect an average one-way fare of about $160, making it a budget-friendly choice for travelers.
• Southwest Airlines: Operating flights into Philadelphia International Airport (PHL), Southwest Airlines accounts for around 11% of arrivals at King of Prussia. The average one-way fare is approximately $250, appealing to those looking for cost-effective travel options.
• United: Flying to Philadelphia International Airport (PHL), United represents around 9% of arrivals to King of Prussia. The average one-way fare is about $370, with potential premium service options that include premium economy and first-class, depending on the specific route.

Best time to fly to King of Prussia

The most popular months for travelers to fly to King of Prussia are January, March, and April, when peak temperatures in King of Prussia can reach up to 52.3°F in April. If you prefer quieter travel, consider October, the least busy time to visit with temperatures around 57.2°F and typically the lowest average one-way fare (around $216), roughly 4% cheaper than the yearly average. Looking for additional cheaper months to fly? May, September, and December offer average one-way fares of around $220, 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 King of Prussia

Getting some of the best deals on flights to King of Prussia 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 King of Prussia 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 King of Prussia flight with Expedia. Just select your frequent flyer program and enter your program number when confirming your booking.

*For members. Select hotels.

Arriving in King of Prussia

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

• Public transportation: From Philadelphia International Airport, PHL Airport Terminals C & D Station, a metro station, is just 0.1 miles away by walking, while Philadelphia International Airport Terminal B Station, a train station, is located about 0.2 miles away on foot. For those needing to travel by car, Philadelphia Seaport, a seaport, is approximately 8.4 miles from the airport.
• Hotel transfer: Transfers offer a convenient way to reach your hotel in King of Prussia, with options including free hotel shuttles and private rides, which can be arranged in advance.
• Car rental: Renting a car in King of Prussia is a good option if you plan to explore and sightsee beyond the city. Browse cheap car rentals in King of Prussia 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 around King of Prussia

• Berwyn: Located 4 miles drive away from King of Prussia, Berwyn is a charming city known for its family-friendly atmosphere and vibrant business scene. Visitors can enjoy various activities, from exploring the historic Villanova University to attending events at The Greater Philadelphia Expo Center at Oaks. Nature enthusiasts will appreciate the scenic beauty of Valley Forge National Historic Park, offering outdoor adventures and breathtaking views. This area is ideal for those seeking a blend of education, shopping, and cultural experiences.
• Villanova: Villanova is located 4 miles drive away from King of Prussia and is a delightful destination for culture and outdoor lovers alike. Its highlights include the prestigious Villanova University, a hub of history and learning, and the impressive Philadelphia Museum of Art, which showcases an extensive collection of artworks. Additionally, the modern University of Pennsylvania is within reach, adding to the area's educational allure. With its charming urban parks and shopping centers, Villanova offers a well-rounded experience for families and travelers.
• Conshohocken: Conshohocken is located 5 miles drive away from King of Prussia and is a vibrant city that blends family-friendly activities with cultural attractions. Visitors will find recreational parks perfect for outdoor fun, as well as shopping options that cater to various tastes. Key points of interest include Villanova University and the renowned Philadelphia Museum of Art, both offering rich cultural experiences. This area is an excellent choice for those looking to immerse themselves in both the city vibe and a welcoming community atmosphere.

Tips for short-haul flights to King of Prussia

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, it's often more economical to travel with just a carry-on. Maximize space by choosing mini toiletries, wearing your heaviest clothing, and planning versatile outfits. This approach also helps you bypass the wait at baggage claim upon arrival.
• Bring your own entertainment—many short-haul flights may lack in-flight entertainment options. To keep yourself engaged, download TV shows, movies, music, or podcasts ahead of time, and consider bringing a book. Be sure to fully charge your devices 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 snacks and a refillable water bottle to stay hydrated and save money at the airport.

Tips for long-haul flights to King of Prussia

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

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

Tips to find the cheapest flights to King of Prussia

The cheapest day to fly

Get started finding a cheap flight to King of Prussia 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

October is the cheapest month to fly to King of Prussia. 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 King of Prussia. 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 King of Prussia, 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 King of Prussia

The lowest price for round-trip flights to King of Prussia in 2026 starts from $38, while one-way tickets start from from $19. 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 King of Prussia. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to King of Prussia

Frontier Airlines, Southwest Airlines, American Airlines, Delta, JetBlue Airways, United are just some of the airlines that can typically offer cheap tickets to King of Prussia. 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 King of Prussia and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for King of Prussia, 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 King of Prussia. 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 King of Prussia 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 King of Prussia

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 King of Prussia.

Stopover savings

The cheapest tickets to King of Prussia are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to King of Prussia. 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 King of Prussia 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 King of Prussia. Simply download the free Expedia app to your smart device and activate King of Prussia 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 King of Prussia. 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.