Seattle

$325+ Cheap flights from Lehigh Valley to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SEA
Nov 26 — Dec 31
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Find flight deals from Lehigh Valley to Seattle

Cheapest flights from Lehigh Valley to Seattle
Explore the most affordable flight options available from Lehigh Valley to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This Delta deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/16:00 amABE - SEA
1 stop11h 01mDelta
Tue 11/411:40 amSEA - ABE
1 stop7h 35mDelta
Deal found 10/25$469
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/106:32 amABE - SEA
1 stop7h 56mUnited Airlines
Fri 11/143:48 pmSEA - ABE
2 stops21h 59mUnited Airlines
Deal found 10/25$548
This Delta deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:00 pmABE - SEA
1 stop8h 54mDelta
Wed 10/296:00 amSEA - ABE
1 stop8h 20mDelta
Deal found 10/24$559
This United Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/11:00 pmABE - SEA
2 stops13h 44mUnited Airlines
Tue 11/411:34 pmSEA - ABE
1 stop9h 14mUnited Airlines
Deal found 10/25$574

Cheap flight deals from Lehigh Valley to Seattle

Keep the following information in mind while searching for Lehigh Valley to Seattle flight deals. Data was last updated October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$377
(United Airlines)

One-way from

$325
(Kiwi.com)

Popular in

July

Cheapest in

February

Average price

$396
Provider with most accurate pricing for Allentown-Bethlehem-Seattle/Tacoma Intl flight deals.
Provider most trusted by Cheapflights users for Allentown-Bethlehem-Seattle/Tacoma Intl flights.
From Lehigh Valley to Seattle/Tacoma Intl
One-way flight from Lehigh Valley to Seattle/Tacoma Intl
Highest demand for flights based on searches. 21% potential increase in price ($142 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
Average for round-trip flights in October 2025

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lehigh Valley to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 27, 2025.
Use the filters below to find and compare flights from Lehigh Valley to Seattle that are best for you.

Fly from

Lehigh Valley

Fly to

Seattle

Route

Depart

Return

Price

AllentownSeattle

ABE - SEA

ABESEA

Allentown-Bethlehem

Mon 2/2

4:57 pm-10:43 pm

1 stop8h 46m

Seattle/Tacoma Intl

Sat 2/7

10:58 am-9:15 pm

1 stop7h 17m

$377

AllentownSeattle

ABE - SEA

ABESEA

Allentown-Bethlehem

Mon 2/16

1:43 pm-9:00 pm

1 stop10h 17m

Seattle/Tacoma Intl

Fri 2/20

10:51 pm-10:47 am

1 stop8h 56m

$422

AllentownSeattle

ABE - SEA

ABESEA

Allentown-Bethlehem

Mon 2/16

5:23 pm-10:43 pm

1 stop8h 20m

Seattle/Tacoma Intl

Fri 2/20

7:33 pm-11:50 am

2 stops13h 17m

$513

AllentownSeattle

ABE - SEA

ABESEA

Allentown-Bethlehem

Fri 3/20

5:32 pm-10:32 pm

1 stop8h 00m

Seattle/Tacoma Intl

Fri 3/27

11:59 pm-9:59 am

1 stop7h 00m

$521

AllentownSeattle

ABE - SEA

ABESEA

Allentown-Bethlehem

Mon 11/10

6:32 am-11:28 am

1 stop7h 56m

Seattle/Tacoma Intl

Fri 11/14

3:48 pm-4:47 pm

2 stops21h 59m

$548

AllentownSeattle

ABE - SEA

ABESEA

Allentown-Bethlehem

Wed 4/15

5:32 pm-10:29 pm

1 stop7h 57m

Seattle/Tacoma Intl

Sun 4/19

7:00 am-5:01 pm

1 stop7h 01m

$570

AllentownSeattle

ABE - SEA

ABESEA

Allentown-Bethlehem

Wed 4/15

11:50 am-6:59 pm

1 stop10h 09m

Seattle/Tacoma Intl

Mon 4/27

7:10 pm-1:55 pm

2 stops15h 45m

$617

AllentownSeattle

ABE - SEA

ABESEA

Allentown-Bethlehem

Mon 2/2

6:28 am-12:20 pm

1 stop8h 52m

Seattle/Tacoma Intl

Sat 2/7

6:15 am-5:18 pm

1 stop8h 03m

$618

AllentownSeattle

ABE - SEA

ABESEA

Allentown-Bethlehem

Sat 11/1

5:53 pm-10:56 pm

1 stop8h 03m

$413

AllentownSeattle

ABE - SEA

ABESEA

Allentown-Bethlehem

Fri 11/7

1:46 pm-8:39 pm

1 stop9h 53m

$413

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Showing 1-10 of 12 results
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Best time to book a flight from Lehigh Valley to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Lehigh Valley with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Lehigh Valley to Seattle

What is the cheapest month to book a flight from Lehigh Valley to Seattle?

Currently, November is the cheapest month in which you can book a flight from Lehigh Valley to Seattle (average of $176). Flying from Lehigh Valley to Seattle in July is currently the most expensive (average of $520). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YGE to SEA?

Find hourly flight availability from Lehigh Valley to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 27, 2025.

One of the essential ways to save on airfare from Lehigh Valley to Seattle is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 75% on airfare.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated October 27, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from Lehigh Valley to Seattle by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Lehigh Valley to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Seattle from Lehigh Valley?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl (SEA) is the airport most travelers will use when flying to Seattle from Lehigh Valley.

  • How long is the flight from Lehigh Valley to Seattle?

    United Airlines and American Airlines can get you from Lehigh Valley to Seattle in just under 8h 46m. Your travel time can differ by up to 1h 31m. The distance between Lehigh Valley and Seattle is about 2336 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • Can I find deals for flights from Lehigh Valley to Seattle that include hotel bookings?

    Yes. In addition to deals on Lehigh Valley to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lehigh Valley to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lehigh Valley to Seattle.

  • Can I find deals for business class flights from Lehigh Valley to Seattle?

    Yes. Cheapflights offers flight deals from Lehigh Valley to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Lehigh Valley to Seattle?

    Currently, November is the cheapest month in which you can book a flight from Lehigh Valley to Seattle (average of $176). Flying from Lehigh Valley to Seattle in July is currently the most expensive (average of $520). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Renton
Lacey
Olympia
Kent
Federal Way
Cle Elum
Marysville
Puyallup
Chehalis
Kirkland
Fife
Issaquah

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Alternative routes for Lehigh Valley to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Lehigh Valley to Seattle

Discover the top 2 airlines that operate flights from Lehigh Valley to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$289Average$462FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$293Average$622FlexibilityNo cancel feeOn-time69%

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