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Cheap flights from Austin to Belfast from £388

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Belfast departing on 27/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Austin to Belfast

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
17:55 - 12:55
AUS
-
BHD
13h 00m
1 stop
British Airways Logo
06:30 - 20:35
BHD
-
AUS
20h 05m
1 stop
£643British Airways
Mon, 17 Aug - Fri, 21 Aug
British Airways Logo
22:30 - 20:30
AUS
-
BHD
16h 00m
1 stop
British Airways Logo
19:35 - 20:35
BHD
-
AUS
31h 00m
1 stop
£677British Airways
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
22:30 - 18:15
AUS
-
BHD
13h 45m
1 stop
British Airways Logo
19:35 - 20:35
BHD
-
AUS
31h 00m
1 stop
£681British Airways
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
22:30 - 20:35
AUS
-
BHD
16h 05m
1 stop
British Airways Logo
09:35 - 20:35
BHD
-
AUS
17h 00m
1 stop
£682British Airways
Mon, 17 Aug - Fri, 21 Aug
British Airways Logo
22:30 - 19:20
AUS
-
BHD
14h 50m
1 stop
British Airways Logo
19:35 - 20:35
BHD
-
AUS
31h 00m
1 stop
£716British Airways
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
15:39 - 15:05
AUS
-
BHD
17h 26m
2 stops
British Airways Logo
11:35 - 20:35
BHD
-
AUS
15h 00m
1 stop
£722British Airways
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
22:30 - 18:15
AUS
-
BHD
13h 45m
1 stop
British Airways Logo
19:35 - 23:59
BHD
-
AUS
34h 24m
2 stops
£722British Airways
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
15:39 - 18:15
AUS
-
BHD
20h 36m
2 stops
British Airways Logo
19:35 - 23:59
BHD
-
AUS
34h 24m
2 stops
£723British Airways
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
15:39 - 18:15
AUS
-
BHD
20h 36m
2 stops
British Airways Logo
18:30 - 23:59
BHD
-
AUS
35h 29m
2 stops
£724British Airways
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
22:30 - 20:30
AUS
-
BHD
16h 00m
1 stop
British Airways Logo
19:35 - 23:59
BHD
-
AUS
34h 24m
2 stops
£761British Airways
Sat, 22 Aug - Mon, 31 Aug

KLM flights from Austin to Belfast

Our best KLM deals on Austin to Belfast flight tickets
KLM
11 Apr
AUS18:05Austin Bergstrom
33h 15m
1 stop
BHD09:20Belfast City
17 Apr
BHD17:30Belfast City
28h 40m
1 stop
AUS16:10Austin Bergstrom
£905
KLM
11 Apr
AUS18:05Austin Bergstrom
33h 15m
1 stop
BHD09:20Belfast City
17 Apr
BHD17:30Belfast City
28h 40m
1 stop
AUS16:10Austin Bergstrom
£943
KLM
11 Apr
AUS18:05Austin Bergstrom
33h 15m
1 stop
BHD09:20Belfast City
17 Apr
BHD17:30Belfast City
28h 40m
1 stop
AUS16:10Austin Bergstrom
£991

British Airways flights from Austin to Belfast

Our best British Airways deals on Austin to Belfast flight tickets
British Airways
17 Aug
AUS17:55Austin Bergstrom
13h 00m
1 stop
BHD12:55Belfast City
21 Aug
BHD06:30Belfast City
20h 05m
1 stop
AUS20:35Austin Bergstrom
£643
British Airways
22 Aug
AUS22:30Austin Bergstrom
16h 00m
1 stop
BHD20:30Belfast City
31 Aug
BHD19:35Belfast City
31h 00m
1 stop
AUS20:35Austin Bergstrom
£677
British Airways
22 Aug
AUS22:30Austin Bergstrom
13h 45m
1 stop
BHD18:15Belfast City
31 Aug
BHD19:35Belfast City
31h 00m
1 stop
AUS20:35Austin Bergstrom
£681

momondo Fare Finder

 
Customise your flight search to find flights from Austin to Belfast 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, momondo users made 279,928 searches. Data last updated 28 March 2026.
Use the filters below to find and compare flights from Austin to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Mon 17/8

17:55-12:55

1 stop13h 00m

Belfast City

Fri 21/8

06:30-20:35

1 stop20h 05m

£643

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

22:30-20:30

1 stop16h 00m

Belfast City

Mon 31/8

19:35-20:35

1 stop31h 00m

£677

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

22:30-18:15

1 stop13h 45m

Belfast City

Mon 31/8

19:35-20:35

1 stop31h 00m

£681

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Mon 17/8

22:30-20:35

1 stop16h 05m

Belfast City

Fri 21/8

09:35-20:35

1 stop17h 00m

£682

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

22:30-19:20

1 stop14h 50m

Belfast City

Mon 31/8

19:35-20:35

1 stop31h 00m

£716
Fastest return journey

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

15:39-15:05

2 stops17h 26m

Belfast City

Mon 31/8

11:35-20:35

1 stop15h 00m

£722

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

22:30-18:15

1 stop13h 45m

Belfast City

Mon 31/8

19:35-23:59

2 stops34h 24m

£722

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

15:39-18:15

2 stops20h 36m

Belfast City

Mon 31/8

19:35-23:59

2 stops34h 24m

£723

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

15:39-18:15

2 stops20h 36m

Belfast City

Mon 31/8

18:30-23:59

2 stops35h 29m

£724

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

22:30-20:30

1 stop16h 00m

Belfast City

Mon 31/8

19:35-23:59

2 stops34h 24m

£761

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Belfast from

How to get the cheapest flight ticket from Austin to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Austin Bergstrom to Belfast?

British Airways and Air France are the most popular carriers operating from Austin Bergstrom to Belfast

Cheap Austin to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Austin to Belfast

Fastest flight time

13h 00m

Direct flights

None
The fastest flight from Austin to Belfast takes 13h 00m
There are no direct flights from Austin to Belfast. There are no popular flight routes from Austin to Belfast.
Search flight deals

  • How far is Austin Bergstrom to Belfast by plane?

    Austin Bergstrom and Belfast are 4607.0 mi apart from one another. Typically, this will take 13h 00m by plane in normal conditions.

  • When did momondo last update prices for flights from Austin Bergstrom Airport to Belfast?

    Prices for flights from Austin Bergstrom Airport to Belfast are refreshed on a daily basis.

  • How old do you have to be to fly from Austin Bergstrom Airport to Belfast?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Austin Bergstrom Airport to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The travel and health documents required for your trip to Belfast can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belfast. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

Why should I use momondo to find a flight deal from Austin to Belfast?

It is quick and easy to find Austin to Belfast flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belfast that suits you.

Can I find flights from Austin to Belfast with flexible booking policies on momondo?

momondo does allow users to show only those flights to Belfast from Austin which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Austin to Belfast?

momondo provides multiple filters to help you find the best flight to Belfast from Austin. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Austin to Belfast right now. Can momondo alert me if prices change?

Price alerts on flights to Belfast from Austin are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Belfast trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 12.2 mi from Belfast
Belfast Intl Airport
Belfast City Airport