What is the cheapest airline that flies from Allentown-Bethlehem to Washington?

American Airlines, Delta, and United Airlines are the most popular carriers operating from Allentown-Bethlehem to Washington

What airlines fly to State of Washington?

Alaska Airlines, United Airlines and American Airlines are the top three most popular airlines that fly to State of Washington from Allentown according to our data. Alaska Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 7 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Allentown-Bethlehem Airport to Washington?

Prices for flights from Allentown-Bethlehem Airport to Washington are updated daily.

How many operators does momondo search for flights from Allentown-Bethlehem Airport to Washington?

As of September 2026, there are 3 operators available to choose from for flights from Allentown-Bethlehem Airport to Washington.

How old do you have to be to fly from Allentown-Bethlehem Airport to Washington?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Allentown-Bethlehem Airport to Washington.

What documentation or ID do you need to fly to Washington?

The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$199 Cheap Flights from Allentown to Washington in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Allentown to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:43 pm - 10:56 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

8h 13m1 stop Chicago O'Hare Intl

11:13 pm - 9:35 amSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

7h 22m1 stop Chicago O'Hare Intl

$379United Airlines

Fri, Oct 2 - Mon, Oct 5

10:37 am - 3:52 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

8h 15m1 stop Chicago O'Hare Intl

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

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

8h 19m1 stop Chicago O'Hare Intl

5:30 pm - 9:30 amSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

13h 00m2 stops San Francisco Chicago O'Hare Intl

$384United Airlines

Fri, Jan 22 - Sun, Jan 24

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

8h 19m1 stop Chicago O'Hare Intl

5:30 pm - 9:30 amSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

13h 00m2 stops San Francisco Chicago O'Hare Intl

$384United Airlines

Fri, Jan 22 - Sun, Jan 24

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

8h 49m1 stop Atlanta Hartsfield-Jackson

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

8h 15m1 stop Atlanta Hartsfield-Jackson

$389Delta

Tue, Oct 6 - Tue, Nov 10

6:44 pm - 11:59 pmABE Allentown-Bethlehem-PDX Portland

8h 15m1 stop Chicago O'Hare Intl

9:44 pm - 11:18 amPDX Portland-ABE Allentown-Bethlehem

10h 34m1 stop Charlotte Douglas

$397American Airlines

Wed, Oct 21 - Tue, Oct 27

6:44 pm - 11:59 pmABE Allentown-Bethlehem-PDX Portland

8h 15m1 stop Chicago O'Hare Intl

9:44 pm - 11:11 amPDX Portland-ABE Allentown-Bethlehem

10h 27m1 stop Charlotte Douglas

$397American Airlines

Wed, Oct 14 - Wed, Oct 21

12:45 pm - 7:14 pmABE Allentown-Bethlehem-PDX Portland

9h 29m1 stop Atlanta Hartsfield-Jackson

6:45 am - 7:52 pmPDX Portland-ABE Allentown-Bethlehem

10h 07m1 stop Atlanta Hartsfield-Jackson

$399Delta

Thu, Nov 19 - Fri, Nov 27

12:45 pm - 7:14 pmABE Allentown-Bethlehem-PDX Portland

9h 29m1 stop Atlanta Hartsfield-Jackson

6:45 am - 7:52 pmPDX Portland-ABE Allentown-Bethlehem

10h 07m1 stop Atlanta Hartsfield-Jackson

$399Delta

Wed, Nov 18 - Fri, Nov 27

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

8h 56m1 stop Charlotte Douglas

9:42 pm - 11:18 amSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

10h 36m1 stop Charlotte Douglas

$408American Airlines

Fri, Oct 9 - Tue, Oct 13

Cheap last minute flights

Enter your travel dates to find the best prices.

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

10h 01m1 stop Chicago O'Hare Intl

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

7h 22m1 stop Chicago O'Hare Intl

$538American Airlines

Thu, Sep 17 - Sat, Sep 19

5:36 pm - 10:45 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

8h 09m1 stop Chicago O'Hare Intl

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

7h 39m1 stop Chicago O'Hare Intl

$627United Airlines

Wed, Sep 16 - Sun, Sep 20

5:36 pm - 10:45 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

8h 09m1 stop Chicago O'Hare Intl

7:35 pm - 9:39 amSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

11h 04m2 stops San Francisco Chicago O'Hare Intl

$632United Airlines

Wed, Sep 16 - Sun, Sep 20

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

10h 01m1 stop Chicago O'Hare Intl

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

10h 49m1 stop Charlotte Douglas

$640American Airlines

Sat, Sep 19 - Thu, Sep 24

10:32 am - 9:15 pmABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

13h 43m2 stops Chicago O'Hare Intl Denver Intl

11:00 pm - 9:57 amSEA Seattle/Tacoma Intl-ABE Allentown-Bethlehem

7h 57m1 stop Chicago O'Hare Intl

$642United Airlines

Wed, Sep 16 - Fri, Sep 18

5:45 am - 11:25 amABE Allentown-Bethlehem-SEA Seattle/Tacoma Intl

8h 40m1 stop Charlotte Douglas

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

10h 49m1 stop Charlotte Douglas

$737American Airlines

Wed, Sep 16 - Fri, Sep 18

7:30 am - 5:17 pmABE Allentown-Bethlehem-PDX Portland

12h 47m2 stops Denver Intl Minneapolis St Paul

12:38 pm - 3:08 pmPDX Portland-ABE Allentown-Bethlehem

23h 30m1 stop Denver Intl

$1,039Multiple Airlines

Mon, Sep 14 - Thu, Sep 17

6:25 am - 4:05 pmABE Allentown-Bethlehem-PDX Portland

12h 40m2 stops Atlanta Hartsfield-Jackson Salt Lake City

11:49 am - 10:16 pmPDX Portland-ABE Allentown-Bethlehem

7h 27m1 stop Atlanta Hartsfield-Jackson

$1,120Delta

Mon, Sep 14 - Thu, Sep 17

5:10 pm - 12:07 amABE Allentown-Bethlehem-PDX Portland

9h 57m1 stop Chicago O'Hare Intl

11:48 am - 10:18 pmPDX Portland-ABE Allentown-Bethlehem

7h 30m1 stop Chicago O'Hare Intl

$1,124American Airlines

Mon, Sep 14 - Wed, Sep 16

6:25 am - 4:05 pmABE Allentown-Bethlehem-PDX Portland

12h 40m2 stops Atlanta Hartsfield-Jackson Salt Lake City

12:25 am - 5:19 pmPDX Portland-ABE Allentown-Bethlehem

13h 54m2 stops Minneapolis St Paul Atlanta Hartsfield-Jackson

$1,280Delta

Mon, Sep 14 - Wed, Sep 16

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Delta flights from Allentown to State of Washington

Our best Delta deals on Allentown to State of Washington flight tickets

Delta

Oct 6

ABE6:03 pmAllentown-Bethlehem

8h 49m

1 stop

SEA11:52 pmSeattle/Tacoma Intl

Nov 10

SEA6:00 amSeattle/Tacoma Intl

8h 15m

1 stop

ABE5:15 pmAllentown-Bethlehem

$389

Delta

Oct 2

ABE6:04 pmAllentown-Bethlehem

8h 54m

1 stop

SEA11:58 pmSeattle/Tacoma Intl

Oct 4

SEA8:59 amSeattle/Tacoma Intl

10h 17m

1 stop

ABE10:16 pmAllentown-Bethlehem

$399

Delta

Sep 25

ABE12:56 pmAllentown-Bethlehem

13h 33m

2 stops

GEG11:29 pmSpokane

Oct 26

GEG10:50 pmSpokane

10h 15m

1 stop

ABE12:05 pmAllentown-Bethlehem

$400

United Airlines flights from Allentown to State of Washington

Our best United Airlines deals on Allentown to State of Washington flight tickets

United Airlines

Oct 2

ABE5:43 pmAllentown-Bethlehem

8h 13m

1 stop

SEA10:56 pmSeattle/Tacoma Intl

Oct 5

SEA11:13 pmSeattle/Tacoma Intl

7h 22m

1 stop

ABE9:35 amAllentown-Bethlehem

$379

United Airlines

Jan 22

ABE5:20 pmAllentown-Bethlehem

8h 19m

1 stop

SEA10:39 pmSeattle/Tacoma Intl

Jan 24

SEA5:30 pmSeattle/Tacoma Intl

13h 00m

2 stops

ABE9:30 amAllentown-Bethlehem

$384

United Airlines

Oct 2

ABE5:43 pmAllentown-Bethlehem

8h 13m

1 stop

SEA10:56 pmSeattle/Tacoma Intl

Oct 5

SEA7:25 pmSeattle/Tacoma Intl

11h 10m

2 stops

ABE9:35 amAllentown-Bethlehem

$404

momondo Fare Finder

Use the filters below to find and compare flights from Allentown to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

AllentownSeattle

ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl

ABESEA

Allentown-Bethlehem

Fri 10/2

5:43 pm-10:56 pm

1 stop8h 13m

Seattle/Tacoma Intl

Mon 10/5

11:13 pm-9:35 am

1 stop7h 22m

$379

AllentownSeattle

ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl

ABESEA

Allentown-Bethlehem

Sat 10/3

10:37 am-3:52 pm

1 stop8h 15m

Seattle/Tacoma Intl

Sat 10/10

11:13 pm-9:35 am

1 stop7h 22m

$379

AllentownSeattle

ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl

ABESEA

Allentown-Bethlehem

Fri 1/22

5:20 pm-10:39 pm

1 stop8h 19m

Seattle/Tacoma Intl

Sun 1/24

5:30 pm-9:30 am

2 stops13h 00m

$384

AllentownSeattle

ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl

ABESEA

Allentown-Bethlehem

Fri 1/22

5:20 pm-10:39 pm

1 stop8h 19m

Seattle/Tacoma Intl

Sun 1/24

5:30 pm-9:30 am

2 stops13h 00m

$384

AllentownSeattle

ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl

ABESEA

Allentown-Bethlehem

Tue 10/6

6:03 pm-11:52 pm

1 stop8h 49m

Seattle/Tacoma Intl

Tue 11/10

6:00 am-5:15 pm

1 stop8h 15m

$389

AllentownPortland

ABE Allentown-Bethlehem - PDX Portland

ABEPDX

Allentown-Bethlehem

Wed 10/21

6:44 pm-11:59 pm

1 stop8h 15m

Portland

Tue 10/27

9:44 pm-11:18 am

1 stop10h 34m

$397

AllentownPortland

ABE Allentown-Bethlehem - PDX Portland

ABEPDX

Allentown-Bethlehem

Wed 10/14

6:44 pm-11:59 pm

1 stop8h 15m

Portland

Wed 10/21

9:44 pm-11:11 am

1 stop10h 27m

$397

AllentownPortland

ABE Allentown-Bethlehem - PDX Portland

ABEPDX

Allentown-Bethlehem

Thu 11/19

12:45 pm-7:14 pm

1 stop9h 29m

Portland

Fri 11/27

6:45 am-7:52 pm

1 stop10h 07m

$399

AllentownPortland

ABE Allentown-Bethlehem - PDX Portland

ABEPDX

Allentown-Bethlehem

Wed 11/18

12:45 pm-7:14 pm

1 stop9h 29m

Portland

Fri 11/27

6:45 am-7:52 pm

1 stop10h 07m

$399

AllentownSeattle

ABE Allentown-Bethlehem - SEA Seattle/Tacoma Intl

ABESEA

Allentown-Bethlehem

Fri 10/9

5:14 pm-11:10 pm

1 stop8h 56m

Seattle/Tacoma Intl

Tue 10/13

9:42 pm-11:18 am

1 stop10h 36m

$408

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Allentown to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to State of Washington?

The month of March is, on average, the cheapest month to fly to State of Washington from Allentown, with most prices found around $276. If you aren’t able to travel to State of Washington during the month of March, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $328.

Can stopping save me money on Allentown to State of Washington flights?

You could potentially save up to 31% on your flight if you consider stops on a Allentown to State of Washington flight.

Cheap Allentown to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Allentown to State of Washington

Best Price Found	$199
Fastest flight time	7h 40m
Direct flights	None

The best one-way flight to State of Washington from Allentown in the past 72 hours is $199. The best round-trip flight deal from Allentown to State of Washington found on momondo in the last 72 hours is $379.

The fastest flight from Allentown to State of Washington takes 7h 40m

There are no direct flights from Allentown to State of Washington. There are no popular flight routes from Allentown to State of Washington.

Search flight deals

Frequently asked questions about flying from Allentown to Washington

When did momondo last update prices for flights from Allentown-Bethlehem Airport to Washington?
Prices for flights from Allentown-Bethlehem Airport to Washington are updated daily.
How many operators does momondo search for flights from Allentown-Bethlehem Airport to Washington?
As of September 2026, there are 3 operators available to choose from for flights from Allentown-Bethlehem Airport to Washington.
How old do you have to be to fly from Allentown-Bethlehem Airport to Washington?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Allentown-Bethlehem Airport to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Allentown to State of Washington

Compare and see reviews for airlines that fly from Allentown to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $249	Free Cancellation	Rating 7.4 10,214 reviews		Search United Airlines flights
American Airlines	PriceFrom $276	Free Cancellation	Rating 7.1 12,049 reviews		Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Allentown to Washington?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Allentown to Washington. momondo saves you time and could save you money on your trip.

Can I find flights from Allentown to Washington with flexible booking policies on momondo?

All flight searches from Allentown to Washington on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Allentown to Washington?

momondo helps you find the best flight between Allentown and Washington by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Allentown to Washington right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Allentown to Washington now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington and let you know when they change.