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Cheap Flights from Seattle to Allentown

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Selected fares from Seattle to Allentown

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Sun, Oct 27 - Tue, Oct 29
SEA
Seattle - Tacoma Intl.
to
PHL
Philadelphia Intl.
$202

roundtrip

found 7 hours ago

Open SEA to PHL flights search result page
Tue, Oct 29 - Thu, Oct 31
SEA
Seattle - Tacoma Intl.
to
PHL
Philadelphia Intl.
$240

roundtrip

found 6 days ago

Open SEA to PHL flights search result page
Mon, Dec 9 - Tue, Dec 10
SEA
Seattle - Tacoma Intl.
to
PHL
Philadelphia Intl.
$276

roundtrip

found 9 hours ago

Open SEA to PHL flights search result page
Wed, Dec 4 - Wed, Dec 11
SEA
Seattle - Tacoma Intl.
to
ZFV
30th Street Rail Station
$291

roundtrip

found 5 days ago

Open SEA to ZFV flights search result page
Tue, Feb 18 - Sat, Feb 22
SEA
Seattle - Tacoma Intl.
to
PHL
Philadelphia Intl.
$297

roundtrip

found 7 hours ago

Open SEA to PHL flights search result page
Sat, Nov 16 - Mon, Nov 18
SEA
Seattle - Tacoma Intl.
to
PHL
Philadelphia Intl.
$297

roundtrip

found 4 days ago

Open SEA to PHL flights search result page
Mon, Jan 27 - Sun, Feb 2
SEA
Seattle - Tacoma Intl.
to
PHL
Philadelphia Intl.
$327

roundtrip

found 6 hours ago

Open SEA to PHL flights search result page
Mon, Nov 18 - Sat, Nov 23
SEA
Seattle - Tacoma Intl.
to
ABE
Lehigh Valley Intl.
$327

roundtrip

found 3 days ago

Open SEA to ABE flights search result page
Tue, Jan 7 - Wed, Jan 8
PAE
Snohomish County - Paine Field
to
PHL
Philadelphia Intl.
$374

roundtrip

found 5 days ago

Open PAE to PHL flights search result page

Route Information for Flights from Seattle to Allentown

Origin Airport IATA Code SEA
Destination Airport IATA Code PHL
Flight Price $202
Distance 3,794 km

Seattle to Allentown

If you are looking online for bargain Seattle to Allentown flights, Orbitz is your ideal destination. We understand that vacations can be expensive and offer guaranteed low prices on our domestic and international tickets.

Orbitz Uses Cutting-Edge Mobile Tools

Orbitz may offer low cost Seattle to Allentown flights but this does not mean that we skimp on giving you the latest mobile apps. You don’t have to worry about checking your flight status as we send the info for your flights from Seattle to Allentown directly to your smartphone.

Fly Cheap and Earn Miles on Your Seattle to Allentown Flights

Frequent flyer miles and points are great—and even better when you earn them on cheap flights from Seattle to Allentown. With Orbitz, you can earn miles for your frequent flyer program on qualified flights. Enter your frequent flyer number when you book with us to get rewarded for your flight.

Orbitz Takes the Hassle Out Of Flying

We know that flying can be stressful, particularly if you are traveling with young children. That’s why we make sure you are aware of any changes or delays to your flights from Seattle to Allentown via your phone or email address. We can even inform family members too.

Orbitz Flights Fit Around Your Lifestyle

Orbitz understands that you don’t necessarily want to fly at 5:00 a.m—and that sometimes you do. This is why we allow you to find the best Seattle to Allentown flights at the times you want with ease.

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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.

^Savings based on all package bookings with Flight + Hotel made on Orbitz.com from January 1, 2018 to December 31, 2018 as compared to the price of the same components booked separately. Savings will vary based on origin/destination, length of trip, stay dates and selected travel supplier(s). Savings not available on all packages.