$694+ Cheap flights from Portland, ME (PWM) 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 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SGN
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Vietnam 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 Portland to Vietnam
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to VietnamExplore the most affordable flight options available from Portland to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
Explore the most affordable flight options available from Portland to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2026.
This Turkish Airlines deal was found by Cheapflights users on 9/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:00 am -
2 stops47h 10m
Wed 11/410:15 pm -
2 stops37h 28m
Deal found 9/2![Turkish Airlines logo]()
$1,089
This United Airlines deal was found by Cheapflights users on 9/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:29 am -
2 stops49h 21m
Tue 4/2711:15 pm -
2 stops34h 42m
Deal found 9/2![United Airlines logo]()
$1,167
This United Airlines deal was found by Cheapflights users on 9/5. 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 10/75:15 am -
2 stops29h 40m
Wed 11/411:05 pm -
3 stops36h 16m
Deal found 9/5![United Airlines logo]()
$1,168
This United Airlines deal was found by Cheapflights users on 9/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:29 am -
2 stops49h 21m
Thu 4/297:00 am -
2 stops25h 27m
Deal found 9/2![United Airlines logo]()
$1,169
This United Airlines deal was found by Cheapflights users on 9/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:50 am -
2 stops30h 25m
Mon 4/2611:15 pm -
2 stops31h 09m
Deal found 9/2![United Airlines logo]()
$1,170
This United Airlines deal was found by Cheapflights users on 9/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/113:23 pm -
3 stops43h 32m
Mon 4/2611:15 pm -
2 stops31h 09m
Deal found 9/2![United Airlines logo]()
$1,171
This United Airlines deal was found by Cheapflights users on 9/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/98:29 am -
2 stops49h 21m
Sun 4/2511:15 pm -
2 stops44h 04m
Deal found 9/2![United Airlines logo]()
$1,173
This United Airlines deal was found by Cheapflights users on 9/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:50 am -
2 stops30h 25m
Sun 4/2511:15 pm -
2 stops44h 04m
Deal found 9/2![United Airlines logo]()
$1,176
This United Airlines deal was found by Cheapflights users on 9/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:47 am -
2 stops51h 28m
Wed 4/2811:15 pm -
2 stops35h 29m
Deal found 9/2![United Airlines logo]()
$1,177
This United Airlines deal was found by Cheapflights users on 9/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/88:47 am -
2 stops51h 28m
Thu 4/297:00 am -
2 stops25h 27m
Deal found 9/2![United Airlines logo]()
$1,179
Best flights from Portland to VietnamDiscover carefully curated flight deals from Portland to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from Portland to Vietnam that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This Turkish Airlines deal was found by Cheapflights users on 9/4. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:00 am -
2 stops47h 10m
Wed 11/410:15 pm -
2 stops37h 28m
Deal found 9/4![Turkish Airlines logo]()
$1,089
This United Airlines deal was found by Cheapflights users on 9/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:15 am -
2 stops29h 40m
Wed 11/411:05 pm -
3 stops36h 16m
Deal found 9/3![United Airlines logo]()
$1,167
This United Airlines deal was found by Cheapflights users on 9/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:08 pm -
3 stops41h 47m
Wed 4/287:00 am -
3 stops36h 19m
Deal found 9/2![United Airlines logo]()
$1,181
Last-minute flights from Portland to VietnamDiscover last-minute flight deals from Portland to Vietnam. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Vietnam. Data last updated September 5, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Thu 9/176:00 am -
3 stops29h 05m
Mon 9/2111:15 pm -
2 stops35h 17m
Deal found 9/4![United Airlines logo]()
$1,272
This United Airlines deal was found by Cheapflights users on 9/1. 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 9/306:00 am -
3 stops52h 55m
Sun 10/411:15 pm -
2 stops35h 13m
Deal found 9/1![United Airlines logo]()
$1,267
This Turkish Airlines deal was found by Cheapflights users on 9/2. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:00 am -
2 stops47h 10m
Wed 11/410:15 pm -
2 stops37h 28m
Deal found 9/2![Turkish Airlines logo]()
$1,089
This United Airlines deal was found by Cheapflights users on 9/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/75:15 am -
2 stops29h 40m
Wed 11/411:05 pm -
3 stops36h 16m
Deal found 9/3![United Airlines logo]()
$1,167
One-way flights from Portland to VietnamSearch for one-way flight options from Portland to Vietnam. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options from Portland to Vietnam. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Sun 11/295:50 am -
2 stops28h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![United Airlines logo]()
$694
This United Airlines deal was found by Cheapflights users on 9/4. 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 12/235:15 am -
2 stops28h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![United Airlines logo]()
$946
This Qatar Airways deal was found by Cheapflights users on 8/31. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/293:24 pm -
3 stops36h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 8/31![Qatar Airways logo]()
$1,074
This Delta deal was found by Cheapflights users on 9/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/201:20 pm -
2 stops35h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Delta logo]()
$1,581
This Qatar Airways deal was found by Cheapflights users on 9/4. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2312:42 pm -
3 stops41h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Qatar Airways logo]()
$2,202
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Sun 12/205:15 am -
3 stops31h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$2,264
Find flight deals from Portland to Vietnam
Keep the following information in mind while searching for Portland to Vietnam flight deals. Data was last updated September 5, 2026.
Round-trip from | $1,089 (Turkish Airlines) |
|---|---|
One-way from | $694 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland 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 7,457,451 searches. Data last updated September 5, 2026.
Use the filters below to find and compare flights from Portland to Vietnam that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PortlandHo Chi Minh City
PWM Portland - SGN Ho Chi Minh City
PWMSGN
Portland
Sun 11/29
5:50 am-9:50 pm
2 stops28h 00m
Ho Chi Minh City
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$694
PortlandHo Chi Minh City
PWM Portland - SGN Ho Chi Minh City
PWMSGN
Portland
Wed 12/23
5:15 am-9:50 pm
2 stops28h 35m
Ho Chi Minh City
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$946
PortlandHo Chi Minh City
PWM Portland - SGN Ho Chi Minh City
PWMSGN
Portland
Sun 11/29
3:24 pm-3:40 pm
3 stops36h 16m
Ho Chi Minh City
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$1,074
PortlandHo Chi Minh City
PWM Portland - SGN Ho Chi Minh City
PWMSGN
Portland
Wed 10/7
6:00 am-4:10 pm
2 stops47h 10m
Ho Chi Minh City
Wed 11/4
10:15 pm-11:43 pm
2 stops37h 28m
$1,089
PortlandHo Chi Minh City
PWM Portland - SGN Ho Chi Minh City
PWMSGN
Portland
Wed 10/7
5:15 am-9:55 pm
2 stops29h 40m
Ho Chi Minh City
Wed 11/4
11:05 pm-11:21 pm
3 stops36h 16m
$1,167
PortlandHo Chi Minh City
PWM Portland - SGN Ho Chi Minh City
PWMSGN
Portland
Tue 11/10
5:08 pm-10:55 pm
3 stops41h 47m
Ho Chi Minh City
Wed 4/28
7:00 am-8:19 am
3 stops36h 19m
$1,181
PortlandHo Chi Minh City
PWM Portland - SGN Ho Chi Minh City
PWMSGN
Portland
Sun 12/20
1:20 pm-12:50 pm
2 stops35h 30m
Ho Chi Minh City
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$1,581
PortlandHo Chi Minh City
PWM Portland - SGN Ho Chi Minh City
PWMSGN
Portland
Wed 12/23
12:42 pm-6:10 pm
3 stops41h 28m
Ho Chi Minh City
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$2,202
PortlandHo Chi Minh City
PWM Portland - SGN Ho Chi Minh City
PWMSGN
Portland
Sun 12/20
5:15 am-12:15 am
3 stops31h 00m
Ho Chi Minh City
Wed 12/31
12:00 am-11:00 am
Nonstop0h 00m
$2,264
Sorted by cheapest first
Best time to book a flight from Portland to Vietnam
Have a flexible travel schedule? Discover the best time to fly to Vietnam from Portland with our price prediction graph.
PWM-SGN
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 Portland to Vietnam
PWM-VN0
PWM-SGN
No data available for this route at this time. Please check back soon.
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 September 5, 2026.
See what other customers who have flown with United Airlines from Portland 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.
Overall
7.4
Crew
8.1
Food
6.6
Comfort
7.3
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Overall
7.4
Crew
8.1
Food
6.6
Comfort
7.3
Boarding
7.7
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Related info for your journey
Find useful and relevant information for your journey from Portland to Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Portland to Vietnam
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Vietnam by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Vietnam by cabin class
Find flights from Portland to Vietnam, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Vietnam flights
Browse other Portland and Vietnam flight options. Last updated on September 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Vietnam regions
Consider these flights traveling to Vietnam regions.
Top airline flying from Portland to Vietnam
Discover the top airline that operate flights from Portland 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 7,457,451 searches. Data last updated September 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$971 | Average$1,171 | FlexibilityNo cancel fee | On-time69% |