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

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

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

Two cabin classes are available on flights from Seattle to Allentown: • Economy Class • First Class

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

One-stop flights from Seattle to Allentown most commonly connect through: • Chicago O'Hare Intl (ORD) - 74% of one-stop connections • Atlanta Hartsfield-Jackson (ATL) - 12% of one-stop connections • Philadelphia (PHL) - 10% of one-stop connections • Charlotte Douglas (CLT) - 3% of one-stop connections Chicago O'Hare Intl (ORD) handles the largest share of one-stop connections on this route.

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

Yes. Being flexible with your travel dates can save you up to 58% on the Seattle to Allentown route. Wednesday is the cheapest departure day at $372 round-trip on average, while Sunday is the most expensive at $876, a difference of $504. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

How long is a flight from Seattle to Allentown?

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

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

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 Seattle to Allentown 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 $408 to $1,485. That means the highest observed fare was about 4x higher than the lowest one.

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

One-way fares from Seattle to Allentown are currently higher than usual. Average one-way flight prices are about $886, which is 183% above the typical average for this route.

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

Flying via Chicago O'Hare Intl (ORD) gives the shortest average 1-stop total travel time at 8h 09m, compared with 8h 27m via Philadelphia (PHL) and 8h 32m via Atlanta Hartsfield-Jackson (ATL).

What is the time difference between Seattle and Allentown?

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

What car rental options are available at Allentown-Bethlehem Airport (ABE)?

Allentown-Bethlehem Airport (ABE) hosts 5 major car rental companies, with daily rates starting from around $25 for economy cars. Top options include: · Alamo · Dollar · Budget · Hertz · Thrifty

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

Round-trip flights from Seattle to Allentown range from $496 to $796, with an average of $594 over the past 12 months. Anything below $496 counts as a good deal.

What is the cheapest airline to fly from Seattle to Allentown?

American Airlines ($408) and Delta ($434) are the cheapest airlines to fly round-trip from Seattle to Allentown according to KAYAK data over the last 5 days.

What is the most popular layover airport when flying from Seattle to Allentown?

Chicago O'Hare Intl (ORD) is the most popular layover for the Seattle to Allentown route. 74% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via ORD.

What is the cheapest layover airport when flying from Seattle to Allentown?

Flights via Philadelphia (PHL) offer the most affordable fares, with an average round-trip price of $481. Based on KAYAK data over the past 3 months.

When flying from Seattle to Allentown which airport offers the shortest layover?

Chicago O'Hare Intl (ORD) had the shortest average connection time for Seattle to Allentown layovers at 286 minutes over the past 3 months.

$276 CHEAP FLIGHTS from Seattle to Allentown (SEA - ABE)

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$408

Typical prices: $496-$796

American Airlines

Thu 11/1Sun 11/11

SEA - ABE • 1 stop

Cheapest one-way

$276

Typical prices: $258-$528

Multiple Airlines

Sun 9/16

SEA - ABE • 2 stops

Nonstop flights

Not available

There are currently no direct flights between Seattle and Allentown. You'll need to take a connecting flight to reach the destination.

Insights

When to travel

December

Cheapest • 34% price drop

January

Most popular

Good to know

Top layover airports

Philadelphia (PHL)

Cheapest • Avg $481 (round-trip)

Chicago O'Hare Intl (ORD)

Shortest trip • 8h 09m (one-way)

Insights

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Allentown!

Flight Deals

Cheap Flights from Seattle to Allentown (SEA-ABE)

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from Seattle to Allentown

Sun, Nov 1 - Wed, Nov 11

10:43 am - 10:59 pmSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

9h 16m1 stop Chicago O'Hare Intl

6:15 pm - 12:35 amABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

9h 20m1 stop Chicago O'Hare Intl

$408American Airlines

Sat, Oct 3 - Fri, Oct 9

6:18 am - 4:40 pmSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

7h 22m1 stop Chicago O'Hare Intl

5:14 pm - 11:10 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

8h 56m1 stop Charlotte Douglas

$408American Airlines

Sun, Nov 1 - Wed, Nov 11

10:43 am - 10:59 pmSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

9h 16m1 stop Chicago O'Hare Intl

6:15 pm - 12:35 amABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

9h 20m1 stop Chicago O'Hare Intl

$409American Airlines

Wed, Oct 7 - Wed, Oct 14

6:00 am - 4:35 pmSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

7h 35m1 stop Charlotte Douglas

6:44 pm - 12:36 amABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

8h 52m1 stop Chicago O'Hare Intl

$419American Airlines

Sun, Nov 15 - Tue, Nov 17

6:00 am - 5:15 pmSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

8h 15m1 stop Atlanta Hartsfield-Jackson

6:00 pm - 11:57 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

8h 57m1 stop Atlanta Hartsfield-Jackson

$434Delta

Tue, Oct 20 - Mon, Oct 26

6:00 am - 5:16 pmSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

8h 16m1 stop Atlanta Hartsfield-Jackson

6:03 pm - 11:52 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

8h 49m1 stop Atlanta Hartsfield-Jackson

$436Delta

Tue, Feb 2 - Sat, Feb 6

10:54 am - 8:55 pmSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

7h 01m1 stop Chicago O'Hare Intl

6:10 am - 11:30 amABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

8h 20m1 stop Chicago O'Hare Intl

$469United Airlines

Tue, Feb 2 - Sat, Feb 6

10:54 am - 8:55 pmSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

7h 01m1 stop Chicago O'Hare Intl

5:20 pm - 10:39 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

8h 19m1 stop Chicago O'Hare Intl

$469United Airlines

Tue, Feb 2 - Sat, Feb 6

7:32 pm - 9:30 amSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

10h 58m2 stops San Francisco Chicago O'Hare Intl

5:20 pm - 10:39 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

8h 19m1 stop Chicago O'Hare Intl

$474United Airlines

Sat, Oct 3 - Fri, Oct 9

8:15 pm - 9:28 pmSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

46h 13m2 stops Los Angeles Orlando

7:30 am - 3:12 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

10h 42m1 stop Denver Intl

$490Multiple Airlines

Recent last minute flight deals from Seattle to Allentown

Fri, Sep 11 - Sun, Sep 13

10:36 pm - 12:25 pmSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

10h 49m1 stop Charlotte Douglas

5:10 pm - 12:11 amABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

10h 01m1 stop Chicago O'Hare Intl

$581American Airlines

Fri, Sep 11 - Mon, Sep 14

12:25 pm - 11:22 pmSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

7h 57m1 stop Charlotte Douglas

5:10 pm - 12:11 amABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

10h 01m1 stop Chicago O'Hare Intl

$581American Airlines

Mon, Sep 7 - Fri, Sep 11

5:10 am - 4:27 pmSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

8h 17m1 stop Charlotte Douglas

2:25 pm - 8:07 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

8h 42m1 stop Charlotte Douglas

$717American Airlines

Mon, Sep 7 - Fri, Sep 11

11:00 pm - 9:39 amSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

7h 39m1 stop Chicago O'Hare Intl

6:15 am - 4:14 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

12h 59m2 stops Chicago O'Hare Intl San Francisco

$742United Airlines

Fri, Sep 11 - Mon, Sep 14

9:45 pm - 1:38 pmSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

36h 53m2 stops Las Vegas Harry Reid Intl Fort Myers SW Florida Intl

7:30 am - 3:08 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

10h 38m1 stop Denver Intl

$816Multiple Airlines

Mon, Sep 7 - Fri, Sep 11

5:20 pm - 9:39 amSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

13h 19m2 stops San Francisco Chicago O'Hare Intl

6:15 am - 2:24 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

11h 09m2 stops Chicago O'Hare Intl San Francisco

$1,000United Airlines

Fri, Sep 11 - Sun, Sep 13

7:30 am - 10:26 pmSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

11h 56m2 stops Portland Atlanta Hartsfield-Jackson

6:08 pm - 11:58 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

8h 50m1 stop Atlanta Hartsfield-Jackson

$1,032Delta

Fri, Sep 11 - Mon, Sep 14

5:20 pm - 9:57 amSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

13h 37m2 stops San Francisco Chicago O'Hare Intl

10:32 am - 7:08 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

35h 36m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

$1,053United Airlines

Fri, Sep 11 - Sun, Sep 13

5:20 pm - 9:57 amSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

13h 37m2 stops San Francisco Chicago O'Hare Intl

6:01 pm - 7:14 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

28h 13m1 stop Chicago O'Hare Intl

$1,136United Airlines

Fri, Sep 11 - Sun, Sep 13

5:20 pm - 9:57 amSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

13h 37m2 stops San Francisco Chicago O'Hare Intl

6:01 pm - 11:57 amABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

20h 56m2 stops Chicago O'Hare Intl Denver Intl

$1,141United Airlines

Booking Insights

Price, demand and travel trends for Seattle to Allentown flights

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

Prices

Airlines

Layovers

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

Round-trip flights from Seattle to Allentown start at $408. Prices are below average for this route right now, with typical round-trip fares ranging from $496 to $796. The lowest price found in the past 5 days was $408 on American Airlines.

What's the cheapest day of the week to fly from Seattle to Allentown?

Wednesday is the cheapest day of the week to fly from Seattle to Allentown, it is 38% cheaper than the average day. Sunday is the most expensive day with flight prices 47% higher than average. Based on deals found by KAYAK users in the last 12 months.

Find deals

Low season	March
High season	January
Cheapest flight	$276

Most popular time to fly with an average 8% increase in price.

Flight from Seattle to Allentown

When to book flights from Seattle to Allentown

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

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Seattle to Allentown?
Flights from Seattle to Allentown usually depart from Seattle/Tacoma Intl (SEA) and arrive at Allentown-Bethlehem (ABE).
What cabin classes can I book on flights from Seattle to Allentown?
Two cabin classes are available on flights from Seattle to Allentown:

• Economy Class
• First Class
Which airports do connecting flights from Seattle to Allentown pass through?
One-stop flights from Seattle to Allentown most commonly connect through:

• Chicago O'Hare Intl (ORD) - 74% of one-stop connections
• Atlanta Hartsfield-Jackson (ATL) - 12% of one-stop connections
• Philadelphia (PHL) - 10% of one-stop connections
• Charlotte Douglas (CLT) - 3% of one-stop connections

Chicago O'Hare Intl (ORD) handles the largest share of one-stop connections on this route.
Can I save money by using flexible dates for flights from Seattle to Allentown?
Yes. Being flexible with your travel dates can save you up to 58% on the Seattle to Allentown route. Wednesday is the cheapest departure day at $372 round-trip on average, while Sunday is the most expensive at $876, a difference of $504. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
How long is a flight from Seattle to Allentown?
A nonstop flight from Seattle to Allentown takes 0h 00m, covering 2,336 miles.
Do I need a passport to fly from Seattle to Allentown?
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 Seattle to Allentown 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 $408 to $1,485. That means the highest observed fare was about 4x higher than the lowest one.
How are flight prices from Seattle to Allentown looking right now?
One-way fares from Seattle to Allentown are currently higher than usual. Average one-way flight prices are about $886, which is 183% above the typical average for this route.
How much time can I save by choosing a different layover airport from Seattle to Allentown?
Flying via Chicago O'Hare Intl (ORD) gives the shortest average 1-stop total travel time at 8h 09m, compared with 8h 27m via Philadelphia (PHL) and 8h 32m via Atlanta Hartsfield-Jackson (ATL).
What is the time difference between Seattle and Allentown?
Allentown is 3 hours ahead of Seattle (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.
What car rental options are available at Allentown-Bethlehem Airport (ABE)?
Allentown-Bethlehem Airport (ABE) hosts 5 major car rental companies, with daily rates starting from around $25 for economy cars. Top options include:
· Alamo
· Dollar
· Budget
· Hertz
· Thrifty
How much should I expect to pay for a Seattle to Allentown flight?
Round-trip flights from Seattle to Allentown range from $496 to $796, with an average of $594 over the past 12 months. Anything below $496 counts as a good deal.

If your dates can be flexible, aim for a Wednesday departure instead of Sunday. On this route, Wednesday flights average $372 - about $504 less than Sunday (58% savings) based on the last 12 months.
If you can choose when to travel, plan your Seattle to Allentown trip for December. Fares historically average $394 round-trip in that month - typically $495 less than the most expensive month, which is July (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Allentown-Bethlehem Airport.
- Days Hotel by Wyndham Allentown Airport / Lehigh Valley
- Hilton Garden Inn Allentown Bethlehem Airport
- Super 8 by Wyndham Allentown

More options for your flight from Seattle to Allentown

Add a hotel or car rental

Airports

Cabin class

Direct Flights

Origins

Other destinations

Return flight

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

Car rentals in Allentown

Hotels in Allentown

Vacations in Allentown

SEA - ABE

$276 Find Cheap Flights from Seattle to Allentown - Compare and Save

Everything you should know

Cheap Flights from Seattle to Allentown (SEA-ABE)

Recent round-trip flight deals from Seattle to Allentown

Recent one-way flight deals from Seattle to Allentown

Recent last minute flight deals from Seattle to Allentown

Price, demand and travel trends for Seattle to Allentown flights

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

What's the cheapest day of the week to fly from Seattle to Allentown?

What is the cheapest airline to fly from Seattle to Allentown?

What is the most popular layover airport when flying from Seattle to Allentown?

What is the cheapest layover airport when flying from Seattle to Allentown?

When flying from Seattle to Allentown which airport offers the shortest layover?

Key details for Seattle to Allentown flights

Low season

High season

Cheapest flight

When to book flights from Seattle to Allentown

Your Seattle to Allentown flight questions, answered

Your guide to booking Seattle to Allentown flights

More options for your flight from Seattle to Allentown

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

Information on your arrival and departure airports

Cabin class types available on flights from Seattle to Allentown

Find direct flights to and from Seattle and Allentown

Flights from domestic origins to Allentown

Flights to other popular destinations

Find deals for your return flight