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$920+ Cheap flights from Sioux City (SUX) to Vietnam

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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
SUX — SGN
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Cheap flight deals from Sioux City to Vietnam

Keep the following information in mind while searching for Sioux City to Vietnam flight deals. Data was last updated October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,845
(United Airlines)
Provider with most accurate pricing for Sioux City Sioux Gateway-Ho Chi Minh City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sioux City Sioux Gateway-Ho Chi Minh City flights.
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From Sioux City Sioux Gateway to Vietnam
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Find flight deals from Sioux City to Vietnam

Cheapest flights from Sioux City to Vietnam
Explore the most affordable flight options available from Sioux City to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This United Airlines deal was found by Cheapflights users on 10/27. 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.
Tue 11/46:46 pmSUX - SGN
2 stops40h 29mUnited Airlines
Mon 12/811:05 pmSGN - SUX
2 stops36h 54mUnited Airlines
Deal found 10/27$920
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/56:46 pmSUX - SGN
3 stops39h 09mUnited Airlines
Fri 12/57:30 amSGN - SUX
2 stops28h 29mUnited Airlines
Deal found 10/27$963
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Tue 10/287:45 amSUX - SGN
2 stops50h 05mUnited Airlines
Sat 11/111:05 pmSGN - SUX
2 stops36h 54mUnited Airlines
Deal found 10/26$981
This United Airlines deal was found by Cheapflights users on 10/25. 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 12/136:52 pmSUX - SGN
3 stops63h 03mUnited Airlines
Wed 12/316:00 amSGN - SUX
3 stops49h 13mUnited Airlines
Deal found 10/25$1,845

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sioux City to Vietnam 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 October 27, 2025.
Use the filters below to find and compare flights from Sioux City to Vietnam that are best for you.

Fly from

Sioux City

Fly to

Vietnam

Route

Depart

Return

Price

Sioux CityHo Chi Minh City

SUX - SGN

SUXSGN

Sioux City Sioux Gateway

Sat 12/13

6:52 pm-10:55 pm

3 stops63h 03m

Ho Chi Minh City

Wed 12/31

6:00 am-6:13 pm

3 stops49h 13m

$1,845

Sioux CityHo Chi Minh City

SUX - SGN

SUXSGN

Sioux City Sioux Gateway

Fri 4/3

12:45 pm-9:55 pm

2 stops45h 10m

Ho Chi Minh City

Thu 4/30

7:00 am-11:34 pm

3 stops28h 34m

$5,334

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Best time to book a flight from Sioux City to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Sioux City 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 Sioux City to Vietnam

What is the cheapest month to book a flight from Sioux City to Vietnam?

Currently, October is the cheapest month in which you can book a flight from Sioux City to Vietnam (average of $976). Flying from Sioux City to Vietnam in July is currently the most expensive (average of $1,551). 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 Vietnam

Get insights into the airlines that provide service to Vietnam. 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 Vietnam. Reviews last updated October 27, 2025.
See what other customers who have flown with United Airlines from Sioux City to Vietnam have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,997 reviews

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,997 reviews
United Airlines
7.4
Good
8,997 reviews

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Sioux City to Vietnam. 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 Sioux City to Vietnam?

    Most people fly from Sioux City Sioux Gateway (SUX) if they book a flight from Sioux City to Vietnam. Sioux City Sioux Gateway is conveniently located just 7.0 mi from Sioux City’s city center.

  • How long is the flight from Sioux City to Vietnam?

    There are many flights that can get you from Sioux City to Vietnam in 63h 03m. Fly via United Airlines to get the fastest option. There are 8475 mi between Sioux City and Vietnam.

  • Can I find deals for flights from Sioux City to Vietnam that include hotel bookings?

    Yes. In addition to deals on Sioux City to Vietnam flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Sioux City to Vietnam?

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

  • Can I find deals for business class flights from Sioux City to Vietnam?

    Yes. Cheapflights offers flight deals from Sioux City to Vietnam 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 Sioux City to Vietnam?

    Currently, October is the cheapest month in which you can book a flight from Sioux City to Vietnam (average of $976). Flying from Sioux City to Vietnam in July is currently the most expensive (average of $1,551). 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 Sioux City to Vietnam

Discover the top airline that operate flights from Sioux City to Vietnam. 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 October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,026Average$1,361FlexibilityNo cancel feeOn-time69%

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