App
Customer Support
MYR
Find Bookings
Trip.com
>
Flights
>
Flights to Thailand
>
Flights to Udon Thani
>
Flights from Philadelphia to Udon Thani
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap flight deals from Philadelphia to Udon Thani Starting at MYR 6,377

Discover our range of affordable one-way and round-trip flights from Philadelphia to Udon Thani and kick-start your next adventure today!

  • Round-trip
      • PHL19:56
        48h 4m
        2 stops
        UTH08:00
        Wed, Feb 26|Philadelphia - Udon Thani|Qatar Airways
        UTH20:30
        55h 15m
        2 stops
        PHL15:45
        Tue, Mar 4|Udon Thani - Philadelphia|Thai Airways
        MYR 6,377MYR 13,391
        52% OFF
        52% OFF
        MYR 13,391MYR 6,377

        Choose Qatar Airways flights from Philadelphia to Udon Thani. The one-way connecting flight with Qatar Airways departs from Philadelphia International Airport on Wed, Feb 26-Tue, Mar 4, arriving at Udonthani Airport. One-way Prices start from MYR 6,377 including taxes and charges.

      • PHL19:56
        48h 4m
        2 stops
        UTH08:00
        Wed, Feb 19|Philadelphia - Udon Thani|Qatar Airways
        UTH20:50
        54h 55m
        2 stops
        PHL15:45
        Wed, Feb 26|Udon Thani - Philadelphia|Thai Airways
        MYR 7,106MYR 13,391
        47% OFF
        47% OFF
        MYR 13,391MYR 7,106

        Choose Qatar Airways flights from Philadelphia to Udon Thani. The one-way connecting flight with Qatar Airways departs from Philadelphia International Airport on Wed, Feb 19-Wed, Feb 26, arriving at Udonthani Airport. One-way Prices start from MYR 7,106 including taxes and charges.

      • PHL19:56
        48h 4m
        2 stops
        UTH08:00
        Tue, Feb 25|Philadelphia - Udon Thani|Qatar Airways
        UTH20:30
        55h 15m
        2 stops
        PHL15:45
        Mon, Mar 3|Udon Thani - Philadelphia|Thai Airways
        MYR 7,198MYR 13,391
        46% OFF
        46% OFF
        MYR 13,391MYR 7,198

        Choose Qatar Airways flights from Philadelphia to Udon Thani. The one-way connecting flight with Qatar Airways departs from Philadelphia International Airport on Tue, Feb 25-Mon, Mar 3, arriving at Udonthani Airport. One-way Prices start from MYR 7,198 including taxes and charges.

      • PHL18:40
        49h 20m
        2 stops
        UTH08:00
        Wed, Feb 26|Philadelphia - Udon Thani|Iberia
        UTH08:30
        40h 50m
        2 stops
        PHL13:20
        Tue, Mar 4|Udon Thani - Philadelphia|Thai Airways
        MYR 7,919
        MYR 7,919

        Choose Iberia flights from Philadelphia to Udon Thani. The one-way connecting flight with Iberia departs from Philadelphia International Airport on Wed, Feb 26-Tue, Mar 4, arriving at Udonthani Airport. One-way Prices start from MYR 7,919 including taxes and charges.

      • PHL18:40
        37h 20m
        2 stops
        UTH20:00
        Wed, Feb 26|Philadelphia - Udon Thani|British Airways
        UTH08:30
        43h 50m
        2 stops
        PHL16:20
        Tue, Mar 4|Udon Thani - Philadelphia|Thai Airways
        MYR 8,032
        MYR 8,032

        Choose British Airways flights from Philadelphia to Udon Thani. The one-way connecting flight with British Airways departs from Philadelphia International Airport on Wed, Feb 26-Tue, Mar 4, arriving at Udonthani Airport. One-way Prices start from MYR 8,032 including taxes and charges.

      • PHL19:56
        48h 4m
        2 stops
        UTH08:00
        Sun, Feb 23|Philadelphia - Udon Thani|Qatar Airways
        UTH20:30
        55h 15m
        2 stops
        PHL15:45
        Sat, Mar 1|Udon Thani - Philadelphia|Thai Airways
        MYR 8,925
        MYR 8,925

        Choose Qatar Airways flights from Philadelphia to Udon Thani. The one-way connecting flight with Qatar Airways departs from Philadelphia International Airport on Sun, Feb 23-Sat, Mar 1, arriving at Udonthani Airport. One-way Prices start from MYR 8,925 including taxes and charges.

      • PHL18:40
        49h 20m
        2 stops
        UTH08:00
        Wed, Feb 26|Philadelphia - Udon Thani|Finnair
        UTH08:30
        40h 50m
        2 stops
        PHL13:20
        Tue, Mar 4|Udon Thani - Philadelphia|Thai Airways
        MYR 9,305
        MYR 9,305

        Choose Finnair flights from Philadelphia to Udon Thani. The one-way connecting flight with Finnair departs from Philadelphia International Airport on Wed, Feb 26-Tue, Mar 4, arriving at Udonthani Airport. One-way Prices start from MYR 9,305 including taxes and charges.

      • PHL19:56
        48h 4m
        2 stops
        UTH08:00
        Mon, Feb 24|Philadelphia - Udon Thani|Qatar Airways
        UTH08:30
        43h 15m
        2 stops
        PHL15:45
        Sun, Mar 2|Udon Thani - Philadelphia|Thai Airways
        MYR 9,348
        MYR 9,348

        Choose Qatar Airways flights from Philadelphia to Udon Thani. The one-way connecting flight with Qatar Airways departs from Philadelphia International Airport on Mon, Feb 24-Sun, Mar 2, arriving at Udonthani Airport. One-way Prices start from MYR 9,348 including taxes and charges.

      • PHL21:16
        34h 44m
        2 stops
        UTH20:00
        Thu, Feb 20|Philadelphia - Udon Thani|Iberia
        UTH14:10
        38h 10m
        2 stops
        PHL16:20
        Wed, Feb 26|Udon Thani - Philadelphia|Thai Airways
        MYR 10,024
        MYR 10,024

        Choose Iberia flights from Philadelphia to Udon Thani. The one-way connecting flight with Iberia departs from Philadelphia International Airport on Thu, Feb 20-Wed, Feb 26, arriving at Udonthani Airport. One-way Prices start from MYR 10,024 including taxes and charges.

      • PHL18:40
        49h 20m
        2 stops
        UTH08:00
        Wed, Feb 19|Philadelphia - Udon Thani|Iberia
        UTH14:10
        38h 10m
        2 stops
        PHL16:20
        Tue, Feb 25|Udon Thani - Philadelphia|Thai Airways
        MYR 10,570
        MYR 10,570

        Choose Iberia flights from Philadelphia to Udon Thani. The one-way connecting flight with Iberia departs from Philadelphia International Airport on Wed, Feb 19-Tue, Feb 25, arriving at Udonthani Airport. One-way Prices start from MYR 10,570 including taxes and charges.

      • PHL01:00 pm
        3h 5m
        Nonstop
        UTH02:00 pm
        Thu, Feb 20|Philadelphia - Udon Thani|Qatar Airways
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Philadelphia to Udon Thani flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. IB3518

    Iberia

    18:30

    PHL

    7.2h

    06:40

    LHR

    SMTWTFS
    Search

  2. TG917

    Thai Airways

    21:25

    LHR

    11.6h

    15:00

    BKK

    SMTWTFS

  3. TG002

    Thai Airways

    06:55

    BKK

    1.1h

    08:00

    UTH

    SMTWTFS

  4. AY5466

    Finnair

    18:30

    PHL

    7.2h

    06:40

    LHR

    SMTWTFS
    Search

  5. TG911

    Thai Airways

    12:30

    LHR

    11.5h

    06:00

    BKK

    SMTWTFS

  6. TG008

    Thai Airways

    18:50

    BKK

    1.2h

    20:00

    UTH

    SMTWTFS

  7. BA066

    British Airways

    18:30

    PHL

    7.2h

    06:40

    LHR

    SMTWTFS
    Search

  8. TG911

    Thai Airways

    12:30

    LHR

    11.5h

    06:00

    BKK

    SMTWTFS

  9. TG008

    Thai Airways

    18:50

    BKK

    1.2h

    20:00

    UTH

    SMTWTFS

  10. QR9000

    Qatar Airways

    20:40

    PHL

    12.8h

    16:25

    DOH

    SMTWTFS
    Search

  11. QR828

    Qatar Airways

    08:25

    DOH

    6.3h

    18:45

    BKK

    SMTWTFS

  12. TG002

    Thai Airways

    06:55

    BKK

    1.1h

    08:00

    UTH

    SMTWTFS

  13. QR9000

    Qatar Airways

    20:40

    PHL

    12.8h

    16:25

    DOH

    SMTWTFS
    Search

  14. QR826

    Qatar Airways

    09:05

    DOH

    6.3h

    19:25

    BKK

    SMTWTFS

  15. TG002

    Thai Airways

    06:55

    BKK

    1.1h

    08:00

    UTH

    SMTWTFS

  16. BA1587

    British Airways

    22:10

    PHL

    7.2h

    10:20

    LHR

    SMTWTFS
    Search

  17. TG917

    Thai Airways

    21:25

    LHR

    11.6h

    15:00

    BKK

    SMTWTFS

  18. TG002

    Thai Airways

    06:55

    BKK

    1.1h

    08:00

    UTH

    SMTWTFS

  19. AY5667

    Finnair

    22:10

    PHL

    7.2h

    10:20

    LHR

    SMTWTFS
    Search

  20. TG917

    Thai Airways

    21:25

    LHR

    11.6h

    15:00

    BKK

    SMTWTFS

  21. TG002

    Thai Airways

    06:55

    BKK

    1.1h

    08:00

    UTH

    SMTWTFS

  22. IB4664

    Iberia

    22:10

    PHL

    7.2h

    10:20

    LHR

    SMTWTFS
    Search

  23. TG917

    Thai Airways

    21:25

    LHR

    11.6h

    15:00

    BKK

    SMTWTFS

  24. TG002

    Thai Airways

    06:55

    BKK

    1.1h

    08:00

    UTH

    SMTWTFS

  25. BA1587

    British Airways

    22:10

    PHL

    7.2h

    10:20

    LHR

    SMTWTFS
    Search

  26. TG911

    Thai Airways

    12:30

    LHR

    11.5h

    06:00

    BKK

    SMTWTFS

  27. TG008

    Thai Airways

    18:50

    BKK

    1.2h

    20:00

    UTH

    SMTWTFS

  28. IB4664

    Iberia

    22:10

    PHL

    7.2h

    10:20

    LHR

    SMTWTFS
    Search

  29. TG911

    Thai Airways

    12:30

    LHR

    11.5h

    06:00

    BKK

    SMTWTFS

  30. TG008

    Thai Airways

    18:50

    BKK

    1.2h

    20:00

    UTH

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from Philadelphia to Udon Thani?

These price trend charts carefully monitor and predict how flight prices from Philadelphia to Udon Thani will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from Philadelphia (PHL) to Udon Thani (UTH) the cheapest?

    Airlines adjust prices for flights from Philadelphia to Udon Thani based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from Philadelphia (PHL) to Udon Thani (UTH) cost?

    According to Trip.com's data, the lowest price is around MYR 25,780.

  • How many airports are there in Udon Thani (UTH)?

    There are 1 airport(s) near Udon Thani (UTH): Udonthani Airport.

How to find a cheap flight from Philadelphia to Udon Thani

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Info | Philadelphia to Udon Thani

Off-season for travelOctober
Peak season for travelApril
Flight distance13,643.68 km
Popular airlineFinnair

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2025 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.