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Cheap flights from Austin to Belfast from £246

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 4/11. 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
19:00 - 16:35
AUS
-
BHD
15h 35m
1 stop
British Airways Logo
17:15 - 16:50
BHD
-
AUS
29h 35m
1 stop
£670British Airways
Wed, 4 Nov - Tue, 10 Nov
American Airlines Logo
11:33 - 10:15
AUS
-
BHD
16h 42m
2 stops
American Airlines Logo
08:45 - 16:50
BHD
-
AUS
14h 05m
1 stop
£679American Airlines
Wed, 4 Nov - Tue, 10 Nov
American Airlines Logo
11:33 - 10:15
AUS
-
BHD
16h 42m
2 stops
American Airlines Logo
10:00 - 21:01
BHD
-
AUS
17h 01m
2 stops
£687American Airlines
Wed, 4 Nov - Tue, 10 Nov
Multiple Airlines Logo
11:40 - 18:25
AUS
-
BFS
24h 45m
2 stops
Multiple Airlines Logo
06:45 - 15:25
BFS
-
AUS
38h 40m
3 stops
£712Multiple Airlines
Sun, 16 Aug - Sun, 23 Aug
British Airways Logo
17:55 - 14:35
AUS
-
BHD
14h 40m
1 stop
British Airways Logo
19:30 - 20:35
BHD
-
AUS
31h 05m
1 stop
£721British Airways
Sun, 18 Oct - Thu, 22 Oct
Multiple Airlines Logo
10:25 - 18:25
AUS
-
BFS
26h 00m
3 stops
Multiple Airlines Logo
06:45 - 15:25
BFS
-
AUS
38h 40m
3 stops
£724Multiple Airlines
Sun, 16 Aug - Sun, 23 Aug
Multiple Airlines Logo
11:40 - 20:50
AUS
-
BHD
27h 10m
2 stops
Multiple Airlines Logo
07:00 - 15:25
BHD
-
AUS
38h 25m
3 stops
£739Multiple Airlines
Sun, 16 Aug - Sun, 23 Aug
British Airways Logo
22:30 - 20:35
AUS
-
BHD
16h 05m
1 stop
British Airways Logo
06:30 - 15:25
BHD
-
AUS
14h 55m
1 stop
£741British Airways
Sun, 16 Aug - Sun, 23 Aug
British Airways Logo
12:23 - 10:05
AUS
-
BHD
15h 42m
2 stops
British Airways Logo
15:20 - 15:25
BHD
-
AUS
30h 05m
1 stop
£743British Airways
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
22:30 - 19:20
AUS
-
BHD
14h 50m
1 stop
British Airways Logo
19:35 - 15:25
BHD
-
AUS
25h 50m
1 stop
£744British Airways
Sat, 22 Aug - Mon, 31 Aug

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British Airways flights from Austin to Belfast

Our best British Airways deals on Austin to Belfast flight tickets
British Airways
4 Nov
AUS19:00Austin Bergstrom
15h 35m
1 stop
BHD16:35Belfast City
10 Nov
BHD17:15Belfast City
29h 35m
1 stop
AUS16:50Austin Bergstrom
£670
British Airways
18 Oct
AUS17:55Austin Bergstrom
14h 40m
1 stop
BHD14:35Belfast City
22 Oct
BHD19:30Belfast City
31h 05m
1 stop
AUS20:35Austin Bergstrom
£721
British Airways
16 Aug
AUS22:30Austin Bergstrom
16h 05m
1 stop
BHD20:35Belfast City
23 Aug
BHD06:30Belfast City
14h 55m
1 stop
AUS15:25Austin Bergstrom
£741

American Airlines flights from Austin to Belfast

Our best American Airlines deals on Austin to Belfast flight tickets
American Airlines
4 Nov
AUS11:33Austin Bergstrom
16h 42m
2 stops
BHD10:15Belfast City
10 Nov
BHD08:45Belfast City
14h 05m
1 stop
AUS16:50Austin Bergstrom
£679
American Airlines
4 Nov
AUS11:33Austin Bergstrom
16h 42m
2 stops
BHD10:15Belfast City
10 Nov
BHD10:00Belfast City
17h 01m
2 stops
AUS21:01Austin Bergstrom
£687
American Airlines
16 Aug
AUS15:41Austin Bergstrom
16h 54m
2 stops
BHD14:35Belfast City
23 Aug
BHD06:30Belfast City
19h 31m
2 stops
AUS20:01Austin Bergstrom
£769

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 12 June 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

Wed 4/11

19:00-16:35

1 stop15h 35m

Belfast City

Tue 10/11

17:15-16:50

1 stop29h 35m

£670
Fastest return journey

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Wed 4/11

11:33-10:15

2 stops16h 42m

Belfast City

Tue 10/11

08:45-16:50

1 stop14h 05m

£679

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Wed 4/11

11:33-10:15

2 stops16h 42m

Belfast City

Tue 10/11

10:00-21:01

2 stops17h 01m

£687

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Sun 16/8

11:40-18:25

2 stops24h 45m

Belfast Intl

Sun 23/8

06:45-15:25

3 stops38h 40m

£712

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sun 18/10

17:55-14:35

1 stop14h 40m

Belfast City

Thu 22/10

19:30-20:35

1 stop31h 05m

£721

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Sun 16/8

10:25-18:25

3 stops26h 00m

Belfast Intl

Sun 23/8

06:45-15:25

3 stops38h 40m

£724

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sun 16/8

11:40-20:50

2 stops27h 10m

Belfast City

Sun 23/8

07:00-15:25

3 stops38h 25m

£739

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sun 16/8

22:30-20:35

1 stop16h 05m

Belfast City

Sun 23/8

06:30-15:25

1 stop14h 55m

£741

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

12:23-10:05

2 stops15h 42m

Belfast City

Mon 31/8

15:20-15:25

1 stop30h 05m

£743

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

22:30-19:20

1 stop14h 50m

Belfast City

Mon 31/8

19:35-15:25

1 stop25h 50m

£744

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

15h 35m

Direct flights

None
The fastest flight from Austin to Belfast takes 15h 35m
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 15h 35m 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