$770 Cheap Flights from Sendai (SDJ) to Philadelphia (PHL)

View $770 flight on Wed, Oct 8, 2025Opens in a new window

Popular airlines from Sendai Airport (SDJ) to Philadelphia Intl. Airport (PHL)

Cheap Flights from Sendai to Philadelphia (SDJ-PHL)

Prices were available within the past 7 days and start at $770 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Sendai (SDJ) to Philadelphia (PHL)
Origin airport
Sendai
Destination airport
Philadelphia Intl.
Distance
6580 mi

Sendai to Philadelphia Flights

The cheapest times to fly from Sendai to Philadelphia

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sendai to Philadelphia are during the month of . You can find some of the cheapest flights from Sendai to Philadelphia with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sendai to Philadelphia

Sunday is one of the best days to book for cheap flights from Sendai to Philadelphia: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sendai to Philadelphia

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sendai to Philadelphia in 2025. You can also book with separate airlines for your outbound and return journeys, from $770 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sendai to Philadelphia flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sendai to Philadelphia airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

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

 

Frequently asked questions

How much is a flight from Sendai Airport (SDJ) to Philadelphia Airport?
Start packing your bags, because round-trip journeys between Sendai Airport (SDJ) and Philadelphia Intl. Airport (PHL) start from . That's based on airfares available within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book now to secure the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from SDJ to Philadelphia Intl. Airport (PHL)?
We understand that things come up unexpectedly, so we've made it as easy as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Sendai Intl. Airport to PHL that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Sendai Airport (SDJ) to PHL flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sendai Airport (SDJ) to PHL?
With around 6588 mi separating SDJ and PHL, your flight will be a long one. Pack wisely to make your journey more comfortable. Things like warm clothes and a cozy travel pillow can make a huge difference.
Which airlines fly direct from SDJ to PHL?
At present, no airlines offer flights directly from Sendai Airport (SDJ) to Philadelphia Intl. Airport (PHL). You'll need to book a flight with one or more stops. To score the best connections and price, lock in your airfare ahead of time.
Are Sendai Airport (SDJ) to Philadelphia Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to score a fantastic last-minute deal from Sendai Airport (SDJ) to PHL, but it's also possible to miss out altogether! As many airlines release seats up to a year in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you spot a bargain. Expedia compares air carrier prices and updates flight deals often, so you can rest easy knowing you're always seeing the latest offers.

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*Available to One Key members.