Find flights
When to book
Airlines
FAQs

Cheap flights from Ireland to Vietnam from £250

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 30/11. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SGN
28 Aug — 4 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 29 July 2026.

Fri 4/910:55
DUB
-
HAN
1 stop24h 50m
China Eastern
Sun 6/915:00
HAN
-
DUB
1 stop23h 00m
China Eastern
Deal found 29/7£391
Mon 7/910:55
DUB
-
HAN
1 stop32h 25m
China Eastern
Mon 14/915:45
HAN
-
DUB
3 stops46h 15m
China Eastern
Deal found 27/7£397
Mon 7/910:55
DUB
-
HAN
3 stops45h 50m
China Eastern
Wed 9/902:20
HAN
-
DUB
1 stop35h 40m
China Eastern
Deal found 24/7£397
Mon 30/1109:00
DUB
-
HAN
1 stop25h 45m
China Eastern
Sun 13/1215:10
HAN
-
DUB
1 stop22h 05m
China Eastern
Deal found 27/7£414
Mon 23/1109:00
DUB
-
HAN
1 stop25h 45m
China Eastern
Sun 24/118:45
HAN
-
DUB
1 stop18h 30m
China Eastern
Deal found 24/7£415
Mon 26/1009:00
DUB
-
HAN
1 stop25h 45m
China Eastern
Thu 5/1118:45
HAN
-
DUB
1 stop18h 30m
China Eastern
Deal found 28/7£415
Fri 4/910:55
DUB
-
HAN
1 stop24h 50m
China Eastern
Thu 17/918:45
HAN
-
DUB
1 stop19h 15m
China Eastern
Deal found 24/7£418
Mon 23/1109:00
DUB
-
HAN
1 stop22h 10m
China Eastern
Sat 23/115:45
HAN
-
DUB
3 stops45h 30m
China Eastern
Deal found 24/7£420
Mon 26/1009:00
DUB
-
HAN
2 stops22h 45m
China Eastern
Sun 8/1115:10
HAN
-
DUB
1 stop22h 05m
China Eastern
Deal found 28/7£421

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 29 July 2026.

Round-trip from

£391

One-way from

£250

Popular in

August

Cheapest in

September

Average price

£1,123
China Eastern
  • China Eastern
  • 4/9-6/9
  • 2 total stops
  • 47h 50m total
  • Ireland to Vietnam
Search Deals
China Eastern
  • China Eastern
  • 30/11
  • 1 total stop
  • 33h 45m total
  • Ireland to Vietnam
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£98 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 July 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 29 July 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 - HAN

DUBHAN

Dublin

Fri 4/9

10:55-01:35

2 stops32h 40m

Hanoi Noibai

Sun 6/9

15:00-08:00

1 stop23h 00m

£403
Fastest return journey

DublinHanoi

DUB - HAN

DUBHAN

Dublin

Mon 11/1

09:00-14:45

2 stops22h 45m

Hanoi Noibai

Thu 4/2

18:45-06:15

1 stop18h 30m

£420

DublinHanoi

DUB - HAN

DUBHAN

Dublin

Mon 25/1

09:00-14:45

2 stops22h 45m

Hanoi Noibai

Mon 22/2

02:45-06:15

1 stop34h 30m

£420

DublinHanoi

DUB - HAN

DUBHAN

Dublin

Mon 7/9

10:55-14:00

1 stop21h 05m

Hanoi Noibai

Mon 14/9

15:45-08:00

2 stops46h 15m

£423

DublinHanoi

DUB - HAN

DUBHAN

Dublin

Wed 9/9

10:55-01:20

1 stop32h 25m

Hanoi Noibai

Wed 16/9

15:45-08:00

3 stops46h 15m

£423

DublinHanoi

DUB - HAN

DUBHAN

Dublin

Mon 7/9

10:55-14:45

3 stops45h 50m

Hanoi Noibai

Wed 9/9

02:20-22:25

2 stops26h 05m

£536

DublinHanoi

DUB - HAN

DUBHAN

Dublin

Tue 8/9

16:20-01:20

2 stops27h 00m

Hanoi Noibai

Tue 15/9

15:00-08:00

1 stop23h 00m

£539

DublinHanoi

DUB - HAN

DUBHAN

Dublin

Fri 25/12

09:00-14:45

2 stops22h 45m

Hanoi Noibai

Sat 9/1

02:45-06:15

1 stop34h 30m

£568

DublinHanoi

DUB - HAN

DUBHAN

Dublin

Sat 5/9

16:20-14:00

2 stops39h 40m

Hanoi Noibai

Wed 16/9

15:45-08:00

2 stops46h 15m

£643
Cheapest one-way

DublinHanoi

DUB - HAN

DUBHAN

Dublin

Mon 11/1

09:00-01:45

1 stop33h 45m

£251

Flights are sorted by cheapest return flights first.

Deals found on 24/7

Showing 1-10 of 11 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 £705). Flying from Ireland to Vietnam in July is currently the most expensive (average of £1,066). 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 29 July 2026.
Get a feel of what it's like to fly with Emirates,Turkish Airlines, andQatar Airways 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
3,640 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers
Emirates
8.1
Very Good
3,640 reviews
Emirates
8.1
Very Good
3,640 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers
Turkish Airlines
7.4
Good
4,455 reviews
Emirates
8.1
Very Good
3,640 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers
Qatar Airways
7.3
Good
3,743 reviews
Emirates
8.1
Very Good
3,640 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers
Etihad Airways
7.3
Good
1,496 reviews
Emirates
8.1
Very Good
3,640 reviews
Check prices

Food

7.9

Overall

8.1

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Jayant,Dec 2025

HKG - DXB

Poor crew service. They lacked attention and courtesy to passengers

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 32h 40m. Fly via China Eastern to get the fastest option. The distance between Ireland and Vietnam is about 5889 mi.

  • 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 £705). Flying from Ireland to Vietnam in July is currently the most expensive (average of £1,066). 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.
Heathrow to Suvarnabhumi flights
Gatwick to Suvarnabhumi flights
Stansted to Suvarnabhumi flights
London City to Suvarnabhumi flights
Heathrow to Haneda flights
Heathrow to Kuala Lumpur Intl flights
Heathrow to Don Mueang Intl flights
Heathrow to Colombo flights
Heathrow to New Delhi flights
Luton to Suvarnabhumi flights
Heathrow to Hong Kong flights
Heathrow to Mumbai flights
Heathrow to Narita flights
Manchester to Suvarnabhumi flights
Gatwick to Haneda flights
Gatwick to Narita flights
Gatwick to Don Mueang Intl flights
Heathrow to Manila flights
Stansted to Narita flights
Stansted to Haneda flights
Heathrow to Islamabad flights
London City to Narita flights
Heathrow to Singapore flights
Stansted to New Delhi flights
Gatwick to Kuala Lumpur Intl flights
Gatwick to New Delhi flights
Gatwick to Manila flights
Heathrow to Incheon Intl flights
Manchester to Islamabad flights
Gatwick to Singapore flights
Gatwick to Colombo flights
Stansted to Manila flights
Stansted to Kuala Lumpur Intl flights
Stansted to Mumbai flights
Stansted to Colombo flights
Heathrow to Taiwan Taoyuan Intl flights
London City to Kuala Lumpur Intl flights
Gatwick to Mumbai flights
Manchester to Don Mueang Intl flights
Heathrow to Hyderabad flights
Heathrow to Denpasar flights
Heathrow to Bangalore flights
London City to Manila flights
London City to Haneda flights
Stansted to Islamabad flights
Gatwick to Hong Kong flights
Heathrow to Lahore flights
Gatwick to Denpasar flights
London City to Hong Kong flights

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 29 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest£553Average£845FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Turkish AirlinesCheapest£673Average£788FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Etihad AirwaysCheapest£717Average£844FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
EmiratesCheapest£775Average£973FlexibilityNo 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!

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.