$108 Cheap flight deals from Seattle (SEA) to Allentown (ABE)

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This Weekend's Flight Deals from Seattle to Allentown

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jun 20 - Fri, Jul 4
PAE
Seattle Paine Field Intl. Airport
PHL
Philadelphia Intl.
$212 Roundtrip, found 1 day ago
$212
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Jun 20 from Seattle Paine Field Intl. Airport to Philadelphia Intl., returning Fri, Jul 4, priced at $212 found 1 day ago
Fri, Jun 20 - Fri, Jul 4
PAE
Seattle Paine Field Intl. Airport
PHL
Philadelphia Intl.
$212 Roundtrip, found 1 day ago
$212
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Jun 20 from Seattle Paine Field Intl. Airport to Philadelphia Intl., returning Fri, Jul 4, priced at $212 found 1 day ago

Airfares from $108 One Way, $210 Round Trip from Seattle to Allentown

Prices starting at $210 for return flights and $108 for one-way flights to Allentown were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Jun 29 - Fri, Jul 4
SEA
Seattle
PHL
Philadelphia
$210 Roundtrip, found 3 hours ago
$210
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Sun, Jun 29 from Seattle to Philadelphia, returning Fri, Jul 4, priced at $210 found 3 hours ago
Fri, Jun 20 - Fri, Jul 4
PAE
Seattle
PHL
Philadelphia
$212 Roundtrip, found 1 day ago
$212
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Fri, Jun 20 from Seattle to Philadelphia, returning Fri, Jul 4, priced at $212 found 1 day ago
Fri, Jul 11 - Mon, Jul 14
SEA
Seattle
PHL
Philadelphia
$214 Roundtrip, found 3 hours ago
$214
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Fri, Jul 11 from Seattle to Philadelphia, returning Mon, Jul 14, priced at $214 found 3 hours ago
Tue, Sep 23 - Tue, Oct 7
SEA
Seattle
PHL
Philadelphia
$255 Roundtrip, found 2 days ago
$255
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Sep 23 from Seattle to Philadelphia, returning Tue, Oct 7, priced at $255 found 2 days ago
Wed, Jul 2 - Sat, Aug 23
SEA
Seattle
PHL
Philadelphia
$262 Roundtrip, found 4 days ago
$262
Roundtrip
found 4 days ago
Select Spirit Airlines flight, departing Wed, Jul 2 from Seattle to Philadelphia, returning Sat, Aug 23, priced at $262 found 4 days ago

Allentown economy flight packages

Price found within the past 48 hours. Click for updated prices.
Doubletree by Hilton Philadelphia Airport
4.0-star property

Doubletree by Hilton Philadelphia Airport

7.4/10 Good! (3,080 reviews)

Jul 31 - Aug 3

3 night stay

Seattle (SEA) to Philadelphia (PHL)

United • Non-stop • Coach

Philadelphia (PHL) to Seattle (SEA)

Spirit Airlines • Non-stop • Coach
per person
found 1 day ago
My flight was canceled and sop was unable to keep tjhios reservation

Reviewed on Jun 3, 2025

Hilton Garden Inn Philadelphia Center City
3.0-star property

Hilton Garden Inn Philadelphia Center City

8.6/10 Excellent! (1,559 reviews)

Jul 31 - Aug 3

3 night stay

Seattle (SEA) to Philadelphia (PHL)

United • Non-stop • Coach

Philadelphia (PHL) to Seattle (SEA)

Spirit Airlines • Non-stop • Coach
per person
found 1 day ago
I loved staying here, and especially appreciated the doorman

Reviewed on Jun 3, 2025

Hilton Philadelphia at Penn's Landing
4.0-star property

Hilton Philadelphia at Penn's Landing

8.2/10 Very Good! (1,116 reviews)

Jul 31 - Aug 3

3 night stay

Seattle (SEA) to Philadelphia (PHL)

United • Non-stop • Coach

Philadelphia (PHL) to Seattle (SEA)

Spirit Airlines • Non-stop • Coach
per person
found 1 day ago
Except for the no early check in , place was excellent

Reviewed on Apr 10, 2025

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More About Flying To Allentown from Seattle

Route Information for Flights from Seattle to Allentown

Origin Airport IATA Code
SEA
Destination Airport IATA Code
ABE
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Seattle to Allentown

Whether you want to book cheap flights from Seattle to Allentown or are looking for the perfect package holiday, Orbitz is your one-stop source. Taking the stress and expense out of travel, Orbitz helps you find the best fares for Seattle to Allentown flights.

Make the Most of Your Vacation

Not only does Orbitz have cheap deals for Seattle to Allentown flights, we can also help you plan your vacation in advance. Why wait in lengthy lines for tickets to shows, amusement parks, and other attractions when you could be making the most of your holiday? Add activities to your flight booking for fewer hassles once you arrive in Allentown.

Planning on the Go

Book your flights from Seattle to Allentown wherever you are with the Orbitz app for Android and iPhone. Or simply use m.orbitz.com on your mobile browser to search and book the Seattle to Allentown flights that you want. And if you’re running late, you check your flight status and baggage claim information on your mobile device too too.

Craft Your Perfect Vacation

Orbitz takes the stress out of vacation planning with great deals on flights from Seattle to Allentown, hotels, car rentals, cruises, and more. Mix and match results for your perfect trip, or book a complete vacation package.

Keep Informed With Orbitz

With Orbitz’s free alerts service, you will stay informed of flight or services disruptions to your Seattle to Allentown flights. The alerts can be sent straight to your mobile phone or email.

Frequently asked questions

Are there non-stop flights from Seattle to Allentown?
Two airlines fly nonstop from SEA to Philadelphia Intl. Airport (PHL) — American Airlines and Alaska Airlines. They’ll take you where you need to go quickly and comfortably.
What is the shortest flight from Seattle to Allentown?
The quickest flight time from Seattle, WA (SEA-Seattle - Tacoma Intl.) to Philadelphia Intl. Airport (PHL) is around 5 hours and 41 minutes. Order your favorite tipple from the drink cart, start your travel journal or finish that podcast — you’ll have enough time on this medium-haul journey.
What airlines fly from Seattle to Allentown most frequently?
American Airlines (AA) operates 52 flights every month between Seattle - Tacoma Intl. Airport (SEA) to Philadelphia, PA (PHL-Philadelphia Intl.). Your next exciting adventure is only a few clicks away. Also consider the great fares available with Alaska Airlines (AS). Offering 30 flights every month between Seattle and Allentown, they’ll make sure your journey is just as enjoyable as the destination.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won’t keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

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.