HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Southeast Asia

$914+ Cheap flights from Peoria, IL (PIA) to Southeast Asia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
PIA — BKK
Aug 10 — Aug 171
Sun 8/10
Sun 8/17
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Peoria to Southeast Asia with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Peoria to Southeast Asia

Keep the following information in mind while searching for Peoria to Southeast Asia flight deals. Data was last updated August 5, 2025.

Round-trip from

$914
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$1,316
From Greater Peoria to Southeast Asia
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($209 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($80 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Peoria to Southeast Asia

Cheapest flights from Peoria to Southeast Asia
Explore the most affordable flight options available from Peoria to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 5, 2025.

This American Airlines deal was found by Cheapflights users on 8/4. 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 9/186:53 amPIA - BKK
2 stops28h 07mAmerican Airlines
Thu 9/258:05 amBKK - PIA
2 stops26h 53mAmerican Airlines
Deal found 8/4$914
This American Airlines deal was found by Cheapflights users on 8/3. 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.
Wed 11/56:00 amPIA - BKK
2 stops34h 05mAmerican Airlines
Wed 11/268:05 amBKK - PIA
2 stops23h 52mAmerican Airlines
Deal found 8/3$986
This American Airlines deal was found by Cheapflights users on 8/3. 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.
Tue 10/78:10 pmPIA - BKK
2 stops31h 00mAmerican Airlines
Tue 10/218:05 amBKK - PIA
2 stops27h 10mAmerican Airlines
Deal found 8/3$1,011
This Ovago deal was found by Cheapflights users on 8/4. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/56:00 amPIA - BKK
2 stops45h 20mJapan Airlines
Wed 11/268:05 amBKK - PIA
2 stops41h 35mJapan Airlines
Deal found 8/4$1,031
This Ovago deal was found by Cheapflights users on 8/4. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/51:20 pmPIA - BKK
2 stops26h 50mMultiple Airlines
Wed 11/264:55 pmBKK - PIA
3 stops37h 06mMultiple Airlines
Deal found 8/4$1,080
This United Airlines deal was found by Cheapflights users on 8/4. 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 11/510:51 amPIA - BKK
2 stops48h 14mUnited Airlines
Wed 11/264:55 pmBKK - PIA
3 stops34h 38mUnited Airlines
Deal found 8/4$1,081
This oojo deal was found by Cheapflights users on 8/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:06 amPIA - BKK
2 stops32h 04mEtihad Airways
Tue 11/252:55 amBKK - PIA
2 stops46h 45mEtihad Airways
Deal found 8/3$1,189
This American Airlines deal was found by Cheapflights users on 8/2. 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.
Sat 10/1111:20 amPIA - BKK
2 stops47h 40mAmerican Airlines
Wed 10/159:45 amBKK - PIA
2 stops45h 55mAmerican Airlines
Deal found 8/2$1,244
This FlightHub deal was found by Cheapflights users on 8/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/510:06 amPIA - BKK
2 stops31h 34mQatar Airways
Tue 11/252:00 amBKK - PIA
2 stops33h 44mQatar Airways
Deal found 8/4$1,292
This oojo deal was found by Cheapflights users on 8/4. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:24 amPIA - BKK
2 stops31h 31mQatar Airways
Wed 9/242:30 amBKK - PIA
2 stops33h 13mQatar Airways
Deal found 8/4$1,293
This Ovago deal was found by Cheapflights users on 8/3. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/74:51 pmPIA - BKK
2 stops32h 34mQatar Airways
Mon 10/202:30 amBKK - PIA
2 stops32h 45mQatar Airways
Deal found 8/3$1,393

Cheapflights Fare Finder

 
Customize your flight search to find flights from Peoria to Southeast Asia 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 August 5, 2025.
Use the filters below to find and compare flights from Peoria to Southeast Asia that are best for you.

Fly from

Peoria

Fly to

Southeast Asia

Route

Depart

Return

Price

PeoriaBangkok

PIA - BKK

PIABKK

Greater Peoria

Thu 9/18

6:53 am-11:00 pm

2 stops28h 07m

Bangkok Suvarnabhumi

Thu 9/25

8:05 am-10:58 pm

2 stops26h 53m

$914

PeoriaBangkok

PIA - BKK

PIABKK

Greater Peoria

Wed 11/5

6:00 am-5:05 am

2 stops34h 05m

Bangkok Suvarnabhumi

Wed 11/26

8:05 am-6:57 pm

2 stops23h 52m

$986

PeoriaBangkok

PIA - BKK

PIABKK

Greater Peoria

Tue 10/7

8:10 pm-3:10 pm

2 stops31h 00m

Bangkok Suvarnabhumi

Tue 10/21

8:05 am-11:15 pm

2 stops27h 10m

$1,011

PeoriaBangkok

PIA - BKK

PIABKK

Greater Peoria

Wed 11/5

6:00 am-4:20 pm

2 stops45h 20m

Bangkok Suvarnabhumi

Wed 11/26

8:05 am-12:40 pm

2 stops41h 35m

$1,031

PeoriaBangkok

PIA - BKK

PIABKK

Greater Peoria

Wed 11/5

1:20 pm-5:10 am

2 stops26h 50m

Bangkok Suvarnabhumi

Wed 11/26

4:55 pm-5:01 pm

3 stops37h 06m

$1,080

PeoriaBangkok

PIA - BKK

PIABKK

Greater Peoria

Wed 11/5

10:51 am-12:05 am

2 stops48h 14m

Bangkok Suvarnabhumi

Wed 11/26

4:55 pm-2:33 pm

3 stops34h 38m

$1,081

PeoriaBangkok

PIA - BKK

PIABKK

Greater Peoria

Wed 11/5

10:06 am-7:10 am

2 stops32h 04m

Bangkok Suvarnabhumi

Tue 11/25

2:55 am-12:40 pm

2 stops46h 45m

$1,189

PeoriaBangkok

PIA - BKK

PIABKK

Greater Peoria

Sat 10/11

11:20 am-11:00 pm

2 stops47h 40m

Bangkok Suvarnabhumi

Wed 10/15

9:45 am-7:40 pm

2 stops45h 55m

$1,244

PeoriaBangkok

PIA - BKK

PIABKK

Greater Peoria

Wed 11/5

10:06 am-6:40 am

2 stops31h 34m

Bangkok Suvarnabhumi

Tue 11/25

2:00 am-10:44 pm

2 stops33h 44m

$1,292

PeoriaBangkok

PIA - BKK

PIABKK

Greater Peoria

Thu 9/18

11:24 am-6:55 am

2 stops31h 31m

Bangkok Suvarnabhumi

Wed 9/24

2:30 am-11:43 pm

2 stops33h 13m

$1,293

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/4

Showing 1-10 of 11 results
1
2

Best time to book a flight from Peoria to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Peoria 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 Peoria to Southeast Asia

What is the cheapest month to book a flight from Peoria, Illinois to Southeast Asia?

Currently, September is the cheapest month in which you can book a flight from Peoria, Illinois to Southeast Asia (average of $942). Flying from Peoria, Illinois to Southeast Asia in December is currently the most expensive (average of $1,558). 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 Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated August 5, 2025.
See what other customers who have flown with Cathay Pacific, Qatar Airways, and Etihad Airways from Peoria to Southeast Asia have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
953 reviews

Comfort

7.6

Entertainment

7.8

Crew

8.1

Overall

7.6

Boarding

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Douglas,Jun 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.
Cathay Pacific
7.6
Good
953 reviews
Cathay Pacific
7.6
Good
953 reviews

Comfort

7.6

Entertainment

7.8

Crew

8.1

Overall

7.6

Boarding

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Douglas,Jun 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.
Qatar Airways
7.4
Good
3,608 reviews
Cathay Pacific
7.6
Good
953 reviews

Comfort

7.6

Entertainment

7.8

Crew

8.1

Overall

7.6

Boarding

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Douglas,Jun 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.
Etihad Airways
7.4
Good
1,232 reviews
Cathay Pacific
7.6
Good
953 reviews

Comfort

7.6

Entertainment

7.8

Crew

8.1

Overall

7.6

Boarding

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Douglas,Jun 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.
United Airlines
7.4
Good
8,916 reviews
Cathay Pacific
7.6
Good
953 reviews

Comfort

7.6

Entertainment

7.8

Crew

8.1

Overall

7.6

Boarding

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Douglas,Jun 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.
American Airlines
7.2
Good
10,000 reviews
Cathay Pacific
7.6
Good
953 reviews

Comfort

7.6

Entertainment

7.8

Crew

8.1

Overall

7.6

Boarding

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Douglas,Jun 2025

MNL - HKG

Flight attendant was very helpful in finding something simple to eat as opposed to a full meal. I appreciated her efforts to make it a comfortable flight.

Related info for your journey

Find useful and relevant information for your journey from Peoria to Southeast Asia. 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 Peoria to Southeast Asia?

    Located just 6.0 mi from the city center, Greater Peoria (PIA) is the airport most travelers will use when flying to Southeast Asia from Peoria.

  • Can I find deals for flights from Peoria to Southeast Asia that include hotel bookings?

    Yes. In addition to deals on Peoria to Southeast Asia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Peoria to Southeast Asia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Peoria to Southeast Asia.

  • Can I find deals for business class flights from Peoria to Southeast Asia?

    Yes. Cheapflights offers flight deals from Peoria to Southeast Asia 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 Peoria, Illinois to Southeast Asia?

    Currently, September is the cheapest month in which you can book a flight from Peoria, Illinois to Southeast Asia (average of $942). Flying from Peoria, Illinois to Southeast Asia in December is currently the most expensive (average of $1,558). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Peoria to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Narita flights
O'Hare Intl to Suvarnabhumi flights
O'Hare Intl to Haneda flights
O'Hare Intl to Ahmedabad flights
O'Hare Intl to New Delhi flights
O'Hare Intl to Incheon Intl flights
O'Hare Intl to Mumbai flights
Midway to Suvarnabhumi flights
O'Hare Intl to Manila flights
O'Hare Intl to Hyderabad flights
Midway to Haneda flights
O'Hare Intl to Hong Kong flights
O'Hare Intl to Ho Chi Minh City flights
O'Hare Intl to Kuala Lumpur Intl flights
O'Hare Intl to Lahore flights
Midway to Narita flights
O'Hare Intl to Taiwan Taoyuan Intl flights
St. Louis to Narita flights
O'Hare Intl to Karachi flights
St. Louis to Haneda flights
O'Hare Intl to Bangalore flights
O'Hare Intl to Gimpo Intl flights
O'Hare Intl to Hongqiao Intl flights
O'Hare Intl to Chennai flights
O'Hare Intl to Cochin flights
O'Hare Intl to Denpasar flights
O'Hare Intl to Kolkata flights
O'Hare Intl to Kathmandu flights
O'Hare Intl to Vadodara flights
O'Hare Intl to Don Mueang Intl flights
St. Louis to Suvarnabhumi flights
O'Hare Intl to Capital flights
O'Hare Intl to Cebu City flights
O'Hare Intl to Pu Dong flights
O'Hare Intl to Singapore flights
Midway to Ho Chi Minh City flights
Midway to New Delhi flights
O'Hare Intl to Soekarno-Hatta Intl flights
O'Hare Intl to Islamabad flights
St. Louis to Incheon Intl flights
O'Hare Intl to Phuket City flights
St. Louis to Cebu City flights
O'Hare Intl to Beijing Daxing Intl flights
O'Hare Intl to Angeles City flights
O'Hare Intl to Guangzhou flights
St. Louis to Manila flights
O'Hare Intl to Amritsar flights
Midway to Incheon Intl flights
O'Hare Intl to Sung Shan flights
O'Hare Intl to Kansai Intl flights

Top airline flying from Peoria to Southeast Asia

Discover the top airline that operate flights from Peoria to Southeast Asia. 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 August 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,133Average$1,383FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.