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Cheap flights from Ireland to Vietnam from £389

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SGN
15 Sep — 22 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Vietnam

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Vietnam
Explore the most affordable flight options available from Ireland to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 August 2026.

Wed 2/910:55 -
1 stop21h 05m
Thu 10/918:45 -
1 stop19h 15m
Deal found 13/8£389
Wed 9/910:55 -
1 stop24h 50m
Tue 22/918:45 -
1 stop19h 15m
Deal found 16/8£389
Wed 2/910:55 -
2 stops32h 40m
Tue 8/918:45 -
1 stop19h 15m
Deal found 12/8£394
Mon 14/910:55 -
1 stop24h 50m
Mon 21/915:45 -
3 stops46h 15m
Deal found 15/8£394
Mon 31/810:55 -
2 stops26h 00m
Mon 7/915:45 -
3 stops46h 15m
Deal found 12/8£400
Mon 31/810:55 -
1 stop32h 25m
Sat 5/902:20 -
1 stop35h 40m
Deal found 12/8£438
Sun 8/1109:55 -
2 stops48h 50m
Mon 30/1116:15 -
3 stops45h 00m
Deal found 13/8£503

Find flight deals from Ireland to Vietnam

Keep the following information in mind while searching for Ireland to Vietnam flight deals. Data was last updated 16 August 2026.

Round-trip from

£389

Popular in

July

Cheapest in

September

Average price

£1,078
China Eastern
  • China Eastern
  • 2/9-10/9
  • 2 total stops
  • 40h 20m total
  • Ireland to Vietnam
Search Deals
Highest demand for flights based on searches. 18% potential increase in price (£134 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ireland 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 858,174 searches. Data last updated 16 August 2026.
Use the filters below to find and compare flights from Ireland to Vietnam that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinHanoi

DUB Dublin - HAN Hanoi Noibai

DUBHAN

Dublin

Sat 31/10

08:05-18:10

1 stop27h 05m

Hanoi Noibai

Sun 29/11

07:40-06:30

1 stop29h 50m

£722

DublinHanoi

DUB Dublin - HAN Hanoi Noibai

DUBHAN

Dublin

Fri 25/12

09:00-14:45

2 stops22h 45m

Hanoi Noibai

Sat 9/1

02:45-06:15

1 stop34h 30m

£739

DublinHanoi

DUB Dublin - HAN Hanoi Noibai

DUBHAN

Dublin

Mon 25/1

16:35-07:05

1 stop31h 30m

Hanoi Noibai

Tue 23/2

22:55-22:15

1 stop30h 20m

£825
Fastest return journey

DublinHanoi

DUB Dublin - HAN Hanoi Noibai

DUBHAN

Dublin

Sat 31/10

07:45-06:55

1 stop16h 10m

Hanoi Noibai

Sun 29/11

19:10-11:00

2 stops22h 50m

£914

DublinHanoi

DUB Dublin - HAN Hanoi Noibai

DUBHAN

Dublin

Mon 25/1

07:45-06:55

1 stop16h 10m

Hanoi Noibai

Tue 23/2

13:00-06:00

2 stops24h 00m

£923

DublinHanoi

DUB Dublin - HAN Hanoi Noibai

DUBHAN

Dublin

Mon 16/11

07:45-12:20

1 stop21h 35m

Hanoi Noibai

Thu 19/11

13:00-06:00

2 stops24h 00m

£984

DublinHanoi

DUB Dublin - HAN Hanoi Noibai

DUBHAN

Dublin

Thu 24/12

18:35-16:55

2 stops39h 20m

Hanoi Noibai

Fri 8/1

18:20-11:20

3 stops48h 00m

£1,238

DublinHanoi

DUB Dublin - HAN Hanoi Noibai

DUBHAN

Dublin

Fri 25/12

12:10-16:55

2 stops45h 45m

Hanoi Noibai

Fri 8/1

18:20-11:20

3 stops48h 00m

£1,238

DublinHanoi

DUB Dublin - HAN Hanoi Noibai

DUBHAN

Dublin

Wed 23/12

16:35-15:25

1 stop15h 50m

Hanoi Noibai

Fri 8/1

08:45-15:30

1 stop37h 45m

£1,418
Cheapest one-way

DublinHanoi

DUB Dublin - HAN Hanoi Noibai

DUBHAN

Dublin

Mon 11/1

19:45-05:55

1 stop27h 10m

£434

Flights are sorted by cheapest return flights first.

Deals found on 14/8

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Ireland to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Ireland with our price prediction graph.
Estimated return 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 Ireland to Vietnam

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

Currently, September is the cheapest month in which you can book a flight from Ireland to Vietnam (average of £642). Flying from Ireland to Vietnam in July is currently the most expensive (average of £1,048). 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.

How far ahead should I book a flight from Ireland to Vietnam?

The price you pay for your flight from Ireland to Vietnam may vary depending on when you book. For the best chance of a lower fare, look to book 45 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 16 August 2026.
Get a feel of what it's like to fly with Emirates,Qatar Airways, andTurkish Airlines from Ireland to Vietnam by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,652 reviews
Check prices

Boarding

8.2

Crew

8.4

Comfort

8.0

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2026

DXB - SEA

It wasn’t the same Emirates like years back in 2015 I had the experience. Unfortunately it’s been changed to the worst.
Emirates
8.1
Very Good
3,652 reviews
Emirates
8.1
Very Good
3,652 reviews
Check prices

Boarding

8.2

Crew

8.4

Comfort

8.0

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2026

DXB - SEA

It wasn’t the same Emirates like years back in 2015 I had the experience. Unfortunately it’s been changed to the worst.
Qatar Airways
7.4
Good
3,740 reviews
Emirates
8.1
Very Good
3,652 reviews
Check prices

Boarding

8.2

Crew

8.4

Comfort

8.0

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2026

DXB - SEA

It wasn’t the same Emirates like years back in 2015 I had the experience. Unfortunately it’s been changed to the worst.
Turkish Airlines
7.4
Good
4,473 reviews
Emirates
8.1
Very Good
3,652 reviews
Check prices

Boarding

8.2

Crew

8.4

Comfort

8.0

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2026

DXB - SEA

It wasn’t the same Emirates like years back in 2015 I had the experience. Unfortunately it’s been changed to the worst.
Etihad Airways
7.3
Good
1,504 reviews
Emirates
8.1
Very Good
3,652 reviews
Check prices

Boarding

8.2

Crew

8.4

Comfort

8.0

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
8.0
Excellent

Anonymous,Jul 2026

DXB - SEA

It wasn’t the same Emirates like years back in 2015 I had the experience. Unfortunately it’s been changed to the worst.

Related info for your journey

Find useful and relevant information for your journey from Ireland to Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ireland to Vietnam?

    There are many flights that can get you from Ireland to Vietnam in 31h 30m. Fly via Qatar Airways, China Eastern, or Turkish Airlines to get the fastest option. The distance between Ireland and Vietnam is about 5889 mi. This flight may include one or multiple stops.

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

    Yes. In addition to deals on Ireland to Vietnam flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Vietnam?

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

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

    Yes. Cheapflights offers flight deals from Ireland 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 Ireland to Vietnam?

    Currently, September is the cheapest month in which you can book a flight from Ireland to Vietnam (average of £642). Flying from Ireland to Vietnam in July is currently the most expensive (average of £1,048). 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 Ireland to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Ireland to Vietnam

Discover the top 4 airlines that operate flights from Ireland 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 858,174 searches. Data last updated 16 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest£543Average£831FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Turkish AirlinesCheapest£662Average£750FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Etihad AirwaysCheapest£705Average£860FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
EmiratesCheapest£762Average£956FlexibilityNo cancel feeOn-time75%
Search Emirates flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Vietnam?

When you search for this flight from Ireland to Vietnam, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Vietnam?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ireland to Vietnam for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ireland to Vietnam with no change fees?

Yes! Cheapflights helps users easily find flights from Ireland to Vietnam with no change fees.

Can Cheapflights notify me if prices for flights from Ireland to Vietnam become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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