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Cheap flights from Austin to Belfast from £242

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 16/9. 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
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
22:30 - 08:40
AUS
-
BHD
28h 10m
1 stop
British Airways Logo
19:35 - 20:35
BHD
-
AUS
31h 00m
1 stop
£711British Airways
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
16:35 - 08:40
AUS
-
BHD
34h 05m
2 stops
British Airways Logo
19:35 - 15:25
BHD
-
AUS
25h 50m
1 stop
£723British Airways
Sat, 22 Aug - Mon, 31 Aug
Multiple Airlines Logo
18:05 - 16:55
AUS
-
BHD
16h 50m
1 stop
Multiple Airlines Logo
17:30 - 17:10
BHD
-
AUS
29h 40m
2 stops
£728Multiple Airlines
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
18:44 - 10:30
AUS
-
BHD
33h 46m
2 stops
British Airways Logo
19:35 - 22:12
BHD
-
AUS
32h 37m
2 stops
£729British Airways
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
18:44 - 10:30
AUS
-
BHD
33h 46m
2 stops
British Airways Logo
19:35 - 22:12
BHD
-
AUS
32h 37m
2 stops
£730British Airways
Sat, 22 Aug - Mon, 31 Aug
KLM Logo
07:30 - 09:20
AUS
-
BHD
19h 50m
2 stops
KLM Logo
17:30 - 17:15
BHD
-
AUS
29h 45m
2 stops
£731KLM
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
22:30 - 08:40
AUS
-
BHD
28h 10m
1 stop
British Airways Logo
19:35 - 15:25
BHD
-
AUS
25h 50m
1 stop
£732British Airways
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
22:30 - 08:40
AUS
-
BHD
28h 10m
1 stop
British Airways Logo
15:20 - 15:25
BHD
-
AUS
30h 05m
1 stop
£733British Airways
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
07:43 - 10:05
AUS
-
BHD
20h 22m
2 stops
British Airways Logo
19:35 - 22:12
BHD
-
AUS
32h 37m
2 stops
£747British Airways
Sat, 22 Aug - Mon, 31 Aug
Multiple Airlines Logo
16:30 - 20:25
AUS
-
BFS
21h 55m
2 stops
Multiple Airlines Logo
06:30 - 10:58
BFS
-
AUS
34h 28m
3 stops
£877Multiple Airlines
Mon, 1 Jun - Mon, 8 Jun

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American Airlines flights from Austin to Belfast

Our best American Airlines deals on Austin to Belfast flight tickets
American Airlines
9 May
AUS11:57Austin Bergstrom
16h 08m
2 stops
BHD10:05Belfast City
17 May
BHD06:30Belfast City
19h 13m
2 stops
AUS19:43Austin Bergstrom
£828
American Airlines
9 May
AUS16:36Austin Bergstrom
16h 29m
2 stops
BHD15:05Belfast City
17 May
BHD06:30Belfast City
17h 19m
2 stops
AUS17:49Austin Bergstrom
£829
American Airlines
16 Jul
AUS19:48Austin Bergstrom
17h 37m
2 stops
BHD19:25Belfast City
22 Jul
BHD10:05Belfast City
18h 13m
2 stops
AUS22:18Austin Bergstrom
£839

British Airways flights from Austin to Belfast

Our best British Airways deals on Austin to Belfast flight tickets
British Airways
22 Aug
AUS22:30Austin Bergstrom
28h 10m
1 stop
BHD08:40Belfast City
31 Aug
BHD19:35Belfast City
31h 00m
1 stop
AUS20:35Austin Bergstrom
£711
British Airways
22 Aug
AUS16:35Austin Bergstrom
34h 05m
2 stops
BHD08:40Belfast City
31 Aug
BHD19:35Belfast City
25h 50m
1 stop
AUS15:25Austin Bergstrom
£723
British Airways
22 Aug
AUS18:44Austin Bergstrom
33h 46m
2 stops
BHD10:30Belfast City
31 Aug
BHD19:35Belfast City
32h 37m
2 stops
AUS22:12Austin Bergstrom
£729

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 3 May 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

Sat 22/8

22:30-08:40

1 stop28h 10m

Belfast City

Mon 31/8

19:35-20:35

1 stop31h 00m

£711

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

16:35-08:40

2 stops34h 05m

Belfast City

Mon 31/8

19:35-15:25

1 stop25h 50m

£723
Fastest return journey

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

18:05-16:55

1 stop16h 50m

Belfast City

Mon 31/8

17:30-17:10

2 stops29h 40m

£728

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

18:44-10:30

2 stops33h 46m

Belfast City

Mon 31/8

19:35-22:12

2 stops32h 37m

£729

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

18:44-10:30

2 stops33h 46m

Belfast City

Mon 31/8

19:35-22:12

2 stops32h 37m

£730

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

07:30-09:20

2 stops19h 50m

Belfast City

Mon 31/8

17:30-17:15

2 stops29h 45m

£731

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

22:30-08:40

1 stop28h 10m

Belfast City

Mon 31/8

19:35-15:25

1 stop25h 50m

£732

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

22:30-08:40

1 stop28h 10m

Belfast City

Mon 31/8

15:20-15:25

1 stop30h 05m

£733

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

07:43-10:05

2 stops20h 22m

Belfast City

Mon 31/8

19:35-22:12

2 stops32h 37m

£747

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Mon 1/6

16:30-20:25

2 stops21h 55m

Belfast Intl

Mon 8/6

06:30-10:58

3 stops34h 28m

£877

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 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 is the most popular carrier 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

14h 55m

Direct flights

None
The fastest flight from Austin to Belfast takes 14h 55m
There are no direct flights from Austin to Belfast. There are no popular flight routes from Austin to Belfast.
Search flight deals

Frequently asked questions about flying from Austin to Belfast

  • 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 14h 55m 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.

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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