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฿4,516+ Direct flights from Philadelphia

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 18/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PHL — BKK
23 Jul — 30 Jul1
1 adult

Direct flights from Philadelphia

Cheapest flights from Philadelphia
Explore the most affordable flight options available from Philadelphia. Find the lowest fares based on data from user searches, with prices last updated on 18 July 2025.

Sat 30/807:20PHL - SEA
Nonstop5h 52mอลาสกาแอร์ไลน์
Mon 8/921:45SEA - PHL
Nonstop5h 17mอลาสกาแอร์ไลน์
Deal found 17/7฿10,332
Fri 29/818:58PHL - SEA
Nonstop6h 02mฮาวายเอี้ยนแอร์ไลน์
Sun 31/821:45SEA - PHL
Nonstop5h 15mฮาวายเอี้ยนแอร์ไลน์
Deal found 17/7฿13,581

Find direct flights from Philadelphia within your budget

Use the slider to find direct flights from Philadelphia within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 17,341 searches. This data was last updated on 18 July 2025.

Fly to

Suvarnabhumi

Route

Depart

Return

Price

PhiladelphiaSeattle

PHL - SEA

PHLSEA

Philadelphia

Sat 30/8

07:20-10:12

Nonstop5h 52m

Seattle/Tacoma Intl

Mon 8/9

21:45-06:02

Nonstop5h 17m

฿10,332

PhiladelphiaSeattle

PHL - SEA

PHLSEA

Philadelphia

Wed 20/8

07:20-10:12

Nonstop5h 52m

Seattle/Tacoma Intl

Mon 25/8

21:45-06:00

Nonstop5h 15m

฿13,549

PhiladelphiaSeattle

PHL - SEA

PHLSEA

Philadelphia

Mon 18/8

06:45-09:42

Nonstop5h 57m

฿4,516

PhiladelphiaSeattle

PHL - SEA

PHLSEA

Philadelphia

Mon 11/8

06:45-09:42

Nonstop5h 57m

฿4,841

Flights are sorted by cheapest return flights first.

Deals found on 18/7

Best time to book a flight from Philadelphia

Have a flexible travel schedule? Discover the best time to fly from Philadelphia with our price prediction graph.
Estimated return 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.

Reviews of airlines flying direct to Philadelphia

Get insights into the airlines that provide direct flights from Philadelphia. 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 from Philadelphia. Reviews last updated Cheapflights.
Check out reviews from past customers who have flown ANA, Korean Air, andJapan Airlines from Philadelphia to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very Good
915 reviews
Check prices

Overall

8.4

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

7.9

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
ANA
8.4
Very Good
915 reviews
ANA
8.4
Very Good
915 reviews
Check prices

Overall

8.4

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

7.9

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Korean Air
8.4
Very Good
1,109 reviews
ANA
8.4
Very Good
915 reviews
Check prices

Overall

8.4

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

7.9

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Japan Airlines
8.3
Very Good
1,515 reviews
ANA
8.4
Very Good
915 reviews
Check prices

Overall

8.4

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

7.9

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
เดลต้า
8.0
Very Good
7,958 reviews
ANA
8.4
Very Good
915 reviews
Check prices

Overall

8.4

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

7.9

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Qatar Airways
7.4
Good
3,604 reviews
ANA
8.4
Very Good
915 reviews
Check prices

Overall

8.4

Comfort

8.2

Boarding

8.5

Crew

8.7

Entertainment

7.9

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Related info for your journey

Access useful and relevant information related to your journey from Philadelphia. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 18 July 2025.

  • Where can you fly direct from Philadelphia?

    Currently, the most popular direct flight destination from Philadelphia is Los Angeles.

  • How much are direct flights from Philadelphia?

    On average, a one-way direct flight from Philadelphia will cost users approximately ฿4,092. If you're looking for a direct round-trip flight from Philadelphia, you can expect to pay around ฿12,554.

  • What is the best time of year to fly direct from Philadelphia?

    If you're seeking the lowest price on a direct flight from Philadelphia, September is worth consideration as prices are at their lowest, on average. In terms of the number of daily non-stop flights, January offers travelers the most options.

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