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Cheap flights from Austin to Belfast from £683

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Austin to Belfast departing on 17/8. 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
22:30 - 18:45
AUS
-
BHD
14h 15m
1 stop
British Airways Logo
11:00 - 20:35
BHD
-
AUS
15h 35m
1 stop
£683British Airways
Mon, 17 Aug - Fri, 21 Aug
British Airways Logo
22:30 - 17:30
AUS
-
BHD
13h 00m
1 stop
British Airways Logo
06:30 - 20:35
BHD
-
AUS
20h 05m
1 stop
£684British Airways
Mon, 17 Aug - Fri, 21 Aug
British Airways Logo
22:30 - 20:35
AUS
-
BHD
16h 05m
1 stop
British Airways Logo
11:00 - 20:35
BHD
-
AUS
15h 35m
1 stop
£685British 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
£717British 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 - 20:35
BHD
-
AUS
31h 00m
1 stop
£718British 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 - 20:35
BHD
-
AUS
31h 00m
1 stop
£719British Airways
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
22:30 - 19:20
AUS
-
BHD
14h 50m
1 stop
British Airways Logo
18:30 - 20:35
BHD
-
AUS
32h 05m
1 stop
£721British Airways
Sat, 22 Aug - Mon, 31 Aug
British Airways Logo
16:48 - 19:20
AUS
-
BHD
20h 32m
2 stops
British Airways Logo
19:35 - 20:35
BHD
-
AUS
31h 00m
1 stop
£727British Airways
Sat, 22 Aug - Mon, 31 Aug
Multiple Airlines Logo
10:25 - 17:35
AUS
-
BFS
25h 10m
3 stops
Multiple Airlines Logo
21:25 - 15:25
BFS
-
AUS
24h 00m
2 stops
£937Multiple Airlines
Sun, 17 May - Sun, 24 May
Multiple Airlines Logo
09:25 - 20:25
AUS
-
BFS
29h 00m
3 stops
Multiple Airlines Logo
08:00 - 10:58
BFS
-
AUS
32h 58m
3 stops
£1,191Multiple Airlines
Mon, 20 Apr - Tue, 12 May

British Airways flights from Austin to Belfast

Our best British Airways deals on Austin to Belfast flight tickets
British Airways
17 Aug
AUS22:30Austin Bergstrom
14h 15m
1 stop
BHD18:45Belfast City
21 Aug
BHD11:00Belfast City
15h 35m
1 stop
AUS20:35Austin Bergstrom
£683
British Airways
17 Aug
AUS22:30Austin Bergstrom
13h 00m
1 stop
BHD17:30Belfast City
21 Aug
BHD06:30Belfast City
20h 05m
1 stop
AUS20:35Austin Bergstrom
£684
British Airways
17 Aug
AUS22:30Austin Bergstrom
16h 05m
1 stop
BHD20:35Belfast City
21 Aug
BHD11:00Belfast City
15h 35m
1 stop
AUS20:35Austin Bergstrom
£685

KLM flights from Austin to Belfast

Our best KLM deals on Austin to Belfast flight tickets
KLM
16 Jul
AUS18:05Austin Bergstrom
33h 15m
1 stop
BHD09:20Belfast City
22 Jul
BHD09:50Belfast City
18h 17m
2 stops
AUS22:07Austin Bergstrom
£847
KLM
16 Jul
AUS07:35Austin Bergstrom
19h 45m
2 stops
BHD09:20Belfast City
22 Jul
BHD09:50Belfast City
18h 17m
2 stops
AUS22:07Austin Bergstrom
£850
KLM
16 Jul
AUS07:35Austin Bergstrom
19h 45m
2 stops
BHD09:20Belfast City
22 Jul
BHD09:50Belfast City
18h 17m
2 stops
AUS22:07Austin Bergstrom
£851

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 April 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
Fastest return journey

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Mon 17/8

22:30-18:45

1 stop14h 15m

Belfast City

Fri 21/8

11:00-20:35

1 stop15h 35m

£683

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Mon 17/8

22:30-17:30

1 stop13h 00m

Belfast City

Fri 21/8

06:30-20:35

1 stop20h 05m

£684

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Mon 17/8

22:30-20:35

1 stop16h 05m

Belfast City

Fri 21/8

11:00-20:35

1 stop15h 35m

£685

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

£717

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

£718

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

£719

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

22:30-19:20

1 stop14h 50m

Belfast City

Mon 31/8

18:30-20:35

1 stop32h 05m

£721

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 22/8

16:48-19:20

2 stops20h 32m

Belfast City

Mon 31/8

19:35-20:35

1 stop31h 00m

£727

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Sun 17/5

10:25-17:35

3 stops25h 10m

Belfast Intl

Sun 24/5

21:25-15:25

2 stops24h 00m

£937

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Mon 20/4

09:25-20:25

3 stops29h 00m

Belfast Intl

Tue 12/5

08:00-10:58

3 stops32h 58m

£1,191

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

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

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 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.

Frequently asked questions about flying from Austin to Belfast

  • How do I get Price Alerts for flights from Austin to Belfast?

    Confirm your travel details to search for the latest offers for flights from Austin to Belfast. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Austin to Belfast with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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

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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