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$244+ Cheap flights from Oklahoma to Singapore (SIN)

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 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — SIN
Aug 25 — Sep 11
Mon 8/25
Mon 9/1
1 adult, Economy
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Cheap flight deals from Oklahoma to Singapore

Keep the following information in mind while searching for Oklahoma to Singapore flight deals. Data was last updated August 20, 2025.

Round-trip from

$666
(American Airlines)

One-way from

$244
(Kiwi.com)
From Oklahoma to Singapore Changi
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One-way flight from Oklahoma to Singapore Changi
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Find flight deals from Oklahoma to Singapore

Cheapest flights from Oklahoma to Singapore
Explore the most affordable flight options available from Oklahoma to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2025.

This American Airlines deal was found by Cheapflights users on 8/20. 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.
Mon 9/112:05 pmDFW - SIN
1 stop23h 15mAmerican Airlines
Thu 9/118:05 amSIN - DFW
1 stop21h 10mAmerican Airlines
Deal found 8/20$666
This Ovago deal was found by Cheapflights users on 8/18. 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.
Mon 9/110:55 pmDFW - SIN
1 stop32h 40mCathay Pacific
Wed 9/101:50 amSIN - DFW
1 stop29h 05mCathay Pacific
Deal found 8/18$671
This American Airlines deal was found by Cheapflights users on 8/20. 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 9/611:45 amDFW - SIN
1 stop23h 35mAmerican Airlines
Mon 9/158:05 amSIN - DFW
1 stop21h 10mAmerican Airlines
Deal found 8/20$672
This American Airlines deal was found by Cheapflights users on 8/18. 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.
Sun 9/2111:45 amDFW - SIN
1 stop23h 35mAmerican Airlines
Fri 9/268:05 amSIN - DFW
1 stop21h 10mAmerican Airlines
Deal found 8/18$679
This United Airlines deal was found by Cheapflights users on 8/19. 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 10/275:33 pmDFW - SIN
2 stops37h 42mUnited Airlines
Mon 11/310:10 amSIN - DFW
1 stop26h 04mUnited Airlines
Deal found 8/19$682
This oojo deal was found by Cheapflights users on 8/19. 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.
Mon 10/2710:55 pmDFW - SIN
1 stop25h 10mCathay Pacific
Sun 11/21:25 amSIN - DFW
1 stop29h 35mCathay Pacific
Deal found 8/19$683
This oojo deal was found by Cheapflights users on 8/19. 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 9/410:55 pmDFW - SIN
1 stop23h 50mCathay Pacific
Wed 9/108:05 pmSIN - DFW
1 stop34h 50mCathay Pacific
Deal found 8/19$685
This United Airlines deal was found by Cheapflights users on 8/18. 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 9/15:15 amDFW - SIN
2 stops24h 10mUnited Airlines
Thu 9/48:45 amSIN - DFW
2 stops27h 11mUnited Airlines
Deal found 8/18$686
This American Airlines deal was found by Cheapflights users on 8/19. 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 9/312:20 pmDFW - SIN
1 stop28h 50mAmerican Airlines
Wed 9/101:55 amSIN - DFW
1 stop25h 20mAmerican Airlines
Deal found 8/19$687
This FlightHub deal was found by Cheapflights users on 8/18. 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.
Mon 8/1810:55 pmDFW - SIN
1 stop27h 30mCathay Pacific
Mon 9/229:45 amSIN - DFW
1 stop21h 10mCathay Pacific
Deal found 8/18$691
This United Airlines deal was found by Cheapflights users on 8/18. 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 10/211:51 amTUL - SIN
2 stops29h 24mUnited Airlines
Thu 10/98:40 pmSIN - TUL
2 stops25h 20mUnited Airlines
Deal found 8/18$1,129
This United Airlines deal was found by Cheapflights users on 8/19. 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 9/19:50 amTUL - SIN
2 stops31h 25mUnited Airlines
Sun 9/711:05 amSIN - TUL
2 stops48h 25mUnited Airlines
Deal found 8/19$1,139

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oklahoma to Singapore 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 20, 2025.
Use the filters below to find and compare flights from Oklahoma to Singapore that are best for you.

Fly from

Oklahoma

Fly to

Singapore

Route

Depart

Return

Price

DallasSingapore

DFW - SIN

DFWSIN

Dallas/Fort Worth

Sat 9/6

11:45 am-12:20 am

1 stop23h 35m

Singapore Changi

Mon 9/15

8:05 am-4:15 pm

1 stop21h 10m

$672

DallasSingapore

DFW - SIN

DFWSIN

Dallas/Fort Worth

Sun 9/21

11:45 am-12:20 am

1 stop23h 35m

Singapore Changi

Fri 9/26

8:05 am-4:15 pm

1 stop21h 10m

$679

DallasSingapore

DFW - SIN

DFWSIN

Dallas/Fort Worth

Mon 11/10

5:33 pm-8:15 pm

2 stops36h 42m

Singapore Changi

Tue 11/18

10:10 am-10:14 pm

1 stop26h 04m

$682

DallasSingapore

DFW - SIN

DFWSIN

Dallas/Fort Worth

Mon 9/8

5:25 pm-6:25 pm

2 stops36h 00m

Singapore Changi

Mon 9/15

8:45 am-9:59 pm

1 stop26h 14m

$682

DallasSingapore

DFW - SIN

DFWSIN

Dallas/Fort Worth

Wed 11/26

7:30 am-8:15 pm

1 stop22h 45m

Singapore Changi

Wed 12/3

10:10 am-4:11 pm

1 stop20h 01m

$682

DallasSingapore

DFW - SIN

DFWSIN

Dallas/Fort Worth

Mon 9/15

7:59 pm-6:15 am

1 stop21h 16m

Singapore Changi

Mon 9/22

8:40 pm-6:27 pm

2 stops34h 47m

$682

DallasSingapore

DFW - SIN

DFWSIN

Dallas/Fort Worth

Tue 11/18

5:33 pm-8:15 pm

2 stops36h 42m

Singapore Changi

Tue 11/25

10:10 am-10:14 pm

1 stop26h 04m

$682

DallasSingapore

DFW - SIN

DFWSIN

Dallas/Fort Worth

Mon 11/3

5:33 pm-8:15 pm

2 stops36h 42m

Singapore Changi

Wed 11/12

10:10 am-10:14 pm

1 stop26h 04m

$682

TulsaSingapore

TUL - SIN

TULSIN

Tulsa

Thu 10/2

11:51 am-6:15 am

2 stops29h 24m

Singapore Changi

Thu 10/9

8:40 pm-9:00 am

2 stops25h 20m

$1,129

TulsaSingapore

TUL - SIN

TULSIN

Tulsa

Mon 9/1

9:50 am-6:15 am

2 stops31h 25m

Singapore Changi

Sun 9/7

11:05 am-10:30 pm

2 stops48h 25m

$1,139

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Showing 1-10 of 25 results
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Best time to book a flight from Oklahoma to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Oklahoma 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 Oklahoma to Singapore

What is the cheapest time of day to fly from OK to SIN?

Find hourly flight availability from Oklahoma to Singapore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oklahoma to Singapore as you normally would.

Related info for your journey

Find useful and relevant information for your journey from Oklahoma to Singapore. 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 Singapore from Oklahoma?

    Most people fly into Singapore Changi (SIN) if they book a flight to Singapore from Oklahoma. Changi is conveniently located just 10.5 mi from Singapore’s city center.

  • How long is the flight from Oklahoma to Singapore?

    Departing from Oklahoma to Singapore will take you 23h 35m. The distance from Oklahoma to Singapore is about 9695 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Oklahoma to Singapore that include hotel bookings?

    Yes. In addition to deals on Oklahoma to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Oklahoma to Singapore?

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

  • Can I find deals for business class flights from Oklahoma to Singapore?

    Yes. Cheapflights offers flight deals from Oklahoma to Singapore 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 Oklahoma to Singapore?

    Currently, October is the cheapest month in which you can book a flight from Oklahoma to Singapore (average of $996). Flying from Oklahoma to Singapore in December is currently the most expensive (average of $1,684). 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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Top airline flying from Oklahoma to Singapore

Discover the top airline that operate flights from Oklahoma to Singapore. 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$840Average$1,295FlexibilityNo cancel feeOn-time69%

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