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Lehigh Valley

$169+ Cheap flights from Seattle (SEA) to Lehigh Valley

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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ABE
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Seattle to Lehigh Valley

Cheapest flights from Seattle to Lehigh Valley
Explore the most affordable flight options available from Seattle to Lehigh Valley. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/261:44 pm
SEA
-
ABE
1 stop7h 45m
American Airlines
Thu 3/56:04 am
ABE
-
SEA
1 stop9h 47m
American Airlines
Deal found 1/27$522
This Delta deal was found by Cheapflights users on 1/27. 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 1/316:15 am
SEA
-
ABE
1 stop7h 59m
Delta
Sat 2/72:00 pm
ABE
-
SEA
1 stop11h 52m
Delta
Deal found 1/27$549
This United Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 2/1110:58 am
SEA
-
ABE
1 stop20h 03m
United Airlines
Sun 2/156:28 am
ABE
-
SEA
1 stop8h 21m
United Airlines
Deal found 1/27$559
This Delta deal was found by Cheapflights users on 1/27. 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.
Fri 1/3011:55 am
SEA
-
ABE
1 stop7h 55m
Delta
Sat 2/72:00 pm
ABE
-
SEA
1 stop11h 52m
Delta
Deal found 1/27$624
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/710:58 am
SEA
-
ABE
1 stop7h 07m
United Airlines
Tue 2/1011:30 am
ABE
-
SEA
1 stop9h 46m
United Airlines
Deal found 1/26$638
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Thu 1/2910:58 am
SEA
-
ABE
1 stop7h 07m
United Airlines
Thu 2/56:15 am
ABE
-
SEA
1 stop8h 17m
United Airlines
Deal found 1/28$644
This American Airlines deal was found by Cheapflights users on 1/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:15 am
SEA
-
ABE
1 stop10h 25m
American Airlines
Sun 8/25:18 pm
ABE
-
SEA
1 stop9h 21m
American Airlines
Deal found 1/27$652

Find flight deals from Seattle to Lehigh Valley

Keep the following information in mind while searching for Seattle to Lehigh Valley flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$522
(American Airlines)

One-way from

$169
(American Airlines)

Popular in

March

Cheapest in

December

Average price

$443
Provider with most accurate pricing for Seattle/Tacoma Intl-Allentown-Bethlehem flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Allentown-Bethlehem flights.
Search Deals
From Seattle/Tacoma Intl to Lehigh Valley
Search Deals
One-way flight from Seattle/Tacoma Intl to Lehigh Valley
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Lehigh Valley 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 January 29, 2026.
Use the filters below to find and compare flights from Seattle to Lehigh Valley that are best for you.

Fly from

Seattle

Fly to

Lehigh Valley

Route

Depart

Return

Price

SeattleAllentown

SEA - ABE

SEAABE

Seattle/Tacoma Intl

Thu 2/26

1:44 pm-12:29 am

1 stop7h 45m

Allentown-Bethlehem

Thu 3/5

6:04 am-12:51 pm

1 stop9h 47m

$522

SeattleAllentown

SEA - ABE

SEAABE

Seattle/Tacoma Intl

Wed 2/11

10:58 am-10:01 am

1 stop20h 03m

Allentown-Bethlehem

Sun 2/15

6:28 am-11:49 am

1 stop8h 21m

$559

SeattleAllentown

SEA - ABE

SEAABE

Seattle/Tacoma Intl

Thu 2/26

12:15 pm-10:01 am

2 stops18h 46m

Allentown-Bethlehem

Thu 3/5

10:31 am-11:16 pm

2 stops15h 45m

$735

SeattleAllentown

SEA - ABE

SEAABE

Seattle/Tacoma Intl

Wed 3/25

1:44 pm-12:29 am

1 stop7h 45m

$169

SeattleAllentown

SEA - ABE

SEAABE

Seattle/Tacoma Intl

Tue 3/24

12:27 pm-11:31 pm

1 stop8h 04m

$219

SeattleAllentown

SEA - ABE

SEAABE

Seattle/Tacoma Intl

Tue 3/24

6:24 pm-3:01 pm

3 stops41h 37m

$240

SeattleAllentown

SEA - ABE

SEAABE

Seattle/Tacoma Intl

Wed 3/25

10:08 pm-8:20 pm

3 stops43h 12m

$248

SeattleAllentown

SEA - ABE

SEAABE

Seattle/Tacoma Intl

Thu 3/26

9:35 pm-2:30 pm

3 stops37h 55m

$263

SeattleAllentown

SEA - ABE

SEAABE

Seattle/Tacoma Intl

Wed 3/25

5:20 pm-9:56 am

2 stops13h 36m

$274

SeattleAllentown

SEA - ABE

SEAABE

Seattle/Tacoma Intl

Fri 2/13

12:00 pm-3:44 pm

3 stops24h 44m

$363

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 13 results
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Best time to book a flight from Seattle to Lehigh Valley

Have a flexible travel schedule? Discover the best time to fly to Lehigh Valley from Seattle 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 Seattle to Lehigh Valley

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

Currently, February is the cheapest month in which you can book a flight from Seattle to Lehigh Valley (average of $282). Flying from Seattle to Lehigh Valley in March is currently the most expensive (average of $769). 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.

Reviews of airlines servicing Lehigh Valley

Get insights into the airlines that provide service to Lehigh Valley. 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 Lehigh Valley. Reviews last updated January 29, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Seattle to Lehigh Valley. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,128 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,128 reviews
Delta
7.9
Good
8,128 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,215 reviews
Delta
7.9
Good
8,128 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,205 reviews
Delta
7.9
Good
8,128 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Boarding

8.1

Entertainment

7.8

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Lehigh Valley. 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 from for flights from Seattle to 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 Lehigh Valley from Seattle.

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

    There are many flights that can get you from Seattle to Lehigh Valley in 7h 45m. Fly via American Airlines or United Airlines to get the fastest option. Seattle and Lehigh Valley are separated by a distance of 2336 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Seattle to Lehigh Valley one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $173. Delta flights start at $174 while deals on United Airlines start at $238 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Lehigh Valley 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 Seattle to Lehigh Valley?

    Currently, February is the cheapest month in which you can book a flight from Seattle to Lehigh Valley (average of $282). Flying from Seattle to Lehigh Valley in March is currently the most expensive (average of $769). 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

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Alternative routes for Seattle to Lehigh Valley

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Seattle to Lehigh Valley

Discover the top 3 airlines that operate flights from Seattle to Lehigh Valley. 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$292Average$442FlexibilityNo cancel feeOn-time69%
DeltaCheapest$297Average$644FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$308Average$506FlexibilityNo cancel feeOn-time71%

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