ABE - SEA

$239 Find Cheap Flights from Allentown to Seattle - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$379
Typical prices: $404-$646
United Airlines
Wed 10/3Wed 10/10
ABE - SEA • 1 stop
Cheapest one-way
$239
Typical prices: $174-$423
Delta
Sun 9/30
ABE - SEA • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Allentown and Seattle. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
September
Cheapest • 27% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Philadelphia (PHL)
Cheapest • Avg $412 (round-trip)
Chicago O'Hare Intl (ORD)
Shortest trip • 8h 26m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Allentown to Seattle (ABE-SEA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Allentown to Seattle

Sat, Oct 3 - Sat, Oct 10
United Airlines Logo
10:37 am - 3:52 pmABE  Allentown-Bethlehem-SEA Seattle/Tacoma Intl
8h 15m1 stop Chicago O'Hare Intl
United Airlines Logo
11:13 pm - 9:35 amSEA  Seattle/Tacoma Intl-ABE Allentown-Bethlehem
7h 22m1 stop Chicago O'Hare Intl
$379United Airlines
Sat, Oct 3 - Sat, Oct 10
United Airlines Logo
10:37 am - 9:03 pmABE  Allentown-Bethlehem-SEA Seattle/Tacoma Intl
13h 26m2 stops Chicago O'Hare Intl San Francisco
United Airlines Logo
11:13 pm - 9:35 amSEA  Seattle/Tacoma Intl-ABE Allentown-Bethlehem
7h 22m1 stop Chicago O'Hare Intl
$384United Airlines
Fri, Oct 23 - Sun, Oct 25
Delta Logo
6:03 pm - 11:52 pmABE  Allentown-Bethlehem-SEA Seattle/Tacoma Intl
8h 49m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 5:16 pmSEA  Seattle/Tacoma Intl-ABE Allentown-Bethlehem
8h 16m1 stop Atlanta Hartsfield-Jackson
$399Delta
Sat, Oct 10 - Sat, Oct 17
Delta Logo
6:03 pm - 11:52 pmABE  Allentown-Bethlehem-SEA Seattle/Tacoma Intl
8h 49m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 5:16 pmSEA  Seattle/Tacoma Intl-ABE Allentown-Bethlehem
8h 16m1 stop Atlanta Hartsfield-Jackson
$399Delta
Fri, Oct 23 - Fri, Oct 30
United Airlines Logo
5:43 pm - 10:56 pmABE  Allentown-Bethlehem-SEA Seattle/Tacoma Intl
8h 13m1 stop Chicago O'Hare Intl
United Airlines Logo
10:50 am - 9:02 pmSEA  Seattle/Tacoma Intl-ABE Allentown-Bethlehem
7h 12m1 stop Chicago O'Hare Intl
$399United Airlines
Fri, Oct 9 - Tue, Oct 13
American Airlines Logo
5:14 pm - 11:10 pmABE  Allentown-Bethlehem-SEA Seattle/Tacoma Intl
8h 56m1 stop Charlotte Douglas
American Airlines Logo
9:42 pm - 11:18 amSEA  Seattle/Tacoma Intl-ABE Allentown-Bethlehem
10h 36m1 stop Charlotte Douglas
$408American Airlines
Tue, Nov 3 - Sat, Nov 7
American Airlines Logo
6:15 pm - 12:35 amABE  Allentown-Bethlehem-SEA Seattle/Tacoma Intl
9h 20m1 stop Chicago O'Hare Intl
American Airlines Logo
10:47 am - 11:03 pmSEA  Seattle/Tacoma Intl-ABE Allentown-Bethlehem
9h 16m1 stop Chicago O'Hare Intl
$417American Airlines
Fri, Oct 23 - Mon, Oct 26
American Airlines Logo
5:14 pm - 11:10 pmABE  Allentown-Bethlehem-SEA Seattle/Tacoma Intl
8h 56m1 stop Charlotte Douglas
American Airlines Logo
1:25 pm - 12:28 amSEA  Seattle/Tacoma Intl-ABE Allentown-Bethlehem
8h 03m1 stop Charlotte Douglas
$417American Airlines
Sat, Sep 26 - Tue, Sep 29
Delta Logo
6:11 pm - 11:58 pmABE  Allentown-Bethlehem-SEA Seattle/Tacoma Intl
8h 47m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 5:21 pmSEA  Seattle/Tacoma Intl-ABE Allentown-Bethlehem
8h 21m1 stop Atlanta Hartsfield-Jackson
$435Delta
Sat, Sep 26 - Tue, Sep 29
United Airlines Logo
6:20 am - 11:27 amABE  Allentown-Bethlehem-SEA Seattle/Tacoma Intl
8h 07m1 stop Chicago O'Hare Intl
United Airlines Logo
11:13 pm - 9:35 amSEA  Seattle/Tacoma Intl-ABE Allentown-Bethlehem
7h 22m1 stop Chicago O'Hare Intl
$435United Airlines
Booking Insights

Price, demand and travel trends for Allentown to Seattle flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Allentown to Seattle with more confidence.

How much is a round-trip flight from Allentown to Seattle?

Round-trip flights from Allentown to Seattle start at $379. Prices are below average for this route right now, with typical round-trip fares ranging from $404 to $646. The lowest price found in the past 5 days was $379 on United Airlines.

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Key details for Allentown to Seattle flights

Low season

November

Cheapest flight

$239
Most popular time to fly and prices are also 1% lower on average.
Flight from Allentown to Seattle

When to book flights from Allentown to Seattle

Are your dates flexible? Find out the best times to travel from Allentown to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Allentown to Seattle flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Allentown to Seattle?

    Flights from Allentown to Seattle usually depart from Allentown-Bethlehem (ABE) and arrive at Seattle/Tacoma Intl (SEA).

  • What cabin classes can I book on flights from Allentown to Seattle?

    Only Economy Class is available on flights from Allentown to Seattle.

  • Which airports do connecting flights from Allentown to Seattle pass through?

    One-stop flights from Allentown to Seattle most commonly connect through:

    • Philadelphia (PHL) - 41% of one-stop connections
    • Chicago O'Hare Intl (ORD) - 37% of one-stop connections
    • Charlotte Douglas (CLT) - 15% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 7% of one-stop connections

    Philadelphia (PHL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Allentown to Seattle?

    Yes. Being flexible with your travel dates can save you up to 35% on the Allentown to Seattle route. Wednesday is the cheapest departure day at $376 round-trip on average, while Sunday is the most expensive at $574, a difference of $198. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are Pike Place Market, Pier 66 and Lumen Field. These are among the most viewed places in Seattle on KAYAK.

  • How long is a flight from Allentown to Seattle?

    A nonstop flight from Allentown to Seattle takes 0h 00m, covering 2,336 miles.

  • Do I need a passport to fly from Allentown to Seattle?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Allentown to Seattle changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $379 to $1,676. That means the highest observed fare was about 4x higher than the lowest one.

  • How are flight prices from Allentown to Seattle looking right now?

    One-way fares from Allentown to Seattle are currently lower than usual. Average one-way flight prices are about $296, which is 7% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from Allentown to Seattle?

    Flying via Chicago O'Hare Intl (ORD) gives the shortest average 1-stop total travel time at 8h 26m, compared with 8h 46m via Philadelphia (PHL) and 8h 46m via Charlotte Douglas (CLT).

  • What is the time difference between Allentown and Seattle?

    Seattle is 3 hours behind Allentown (Pacific Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:
    • Fox
    • Europcar
    • Thrifty
    • Budget
    • Dollar

  • How much should I expect to pay for a Allentown to Seattle flight?

    Round-trip flights from Allentown to Seattle range from $404 to $646, with an average of $538 over the past 12 months. Anything below $404 counts as a good deal.

Your guide to booking Allentown to Seattle flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Sunday. On this route, Wednesday flights average $376 - about $198 less than Sunday (34% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Allentown to Seattle trip for September. Fares historically average $394 round-trip in that month - typically $583 less than the most expensive month, which is February (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.
    - Seattle Airport Marriott
    - Coast Gateway Hotel
    - Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport

More options for your flight from Allentown to Seattle

Complete your trip to Seattle with a hotel stay or car rental

Car rentals in Seattle
Hotels in Seattle
Vacations in Seattle