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Cheap flights from Austin to Belfast from $333

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 9/14. 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 round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
10:30 pm - 5:35 pm
AUS
-
BHD
13h 05m
1 stop
British Airways Logo
9:40 am - 8:05 pm
BHD
-
AUS
16h 25m
2 stops
$920British Airways
Tue, Sep 1 - Tue, Oct 20
American Airlines Logo
12:03 pm - 10:45 am
AUS
-
BHD
16h 42m
2 stops
American Airlines Logo
12:40 pm - 11:48 pm
BHD
-
AUS
17h 08m
2 stops
$922American Airlines
Tue, Sep 1 - Tue, Oct 20
British Airways Logo
5:55 pm - 3:40 pm
AUS
-
BHD
15h 45m
1 stop
British Airways Logo
9:40 am - 8:05 pm
BHD
-
AUS
16h 25m
2 stops
$934British Airways
Wed, Sep 2 - Tue, Oct 20
British Airways Logo
10:30 pm - 6:55 pm
AUS
-
BHD
14h 25m
1 stop
British Airways Logo
9:35 am - 8:35 pm
BHD
-
AUS
17h 00m
1 stop
$940British Airways
Tue, Sep 1 - Fri, Oct 23
Delta Logo
1:05 pm - 4:55 pm
AUS
-
BHD
21h 50m
2 stops
Delta Logo
9:50 am - 12:32 am
BHD
-
AUS
20h 42m
2 stops
$943Delta
Tue, Sep 1 - Fri, Oct 23
British Airways Logo
10:30 pm - 7:25 pm
AUS
-
BHD
14h 55m
1 stop
British Airways Logo
10:05 am - 9:33 pm
BHD
-
AUS
17h 28m
2 stops
$951British Airways
Mon, Aug 31 - Wed, Oct 21
British Airways Logo
12:03 pm - 12:55 pm
AUS
-
BHD
18h 52m
2 stops
British Airways Logo
10:05 am - 9:33 pm
BHD
-
AUS
17h 28m
2 stops
$953British Airways
Mon, Aug 31 - Wed, Oct 21
British Airways Logo
10:30 pm - 8:30 pm
AUS
-
BHD
16h 00m
1 stop
British Airways Logo
7:35 pm - 3:25 pm
BHD
-
AUS
25h 50m
1 stop
$954British Airways
Sat, Aug 22 - Mon, Aug 31
Delta Logo
6:05 pm - 9:20 am
AUS
-
BHD
33h 15m
1 stop
Delta Logo
9:50 am - 12:32 am
BHD
-
AUS
20h 42m
2 stops
$956Delta
Mon, Aug 31 - Fri, Oct 23
Multiple Airlines Logo
10:25 am - 4:20 pm
AUS
-
BFS
23h 55m
3 stops
Multiple Airlines Logo
11:30 pm - 4:40 pm
BFS
-
AUS
47h 10m
3 stops
$1,196Multiple Airlines
Tue, Jun 2 - Tue, Jun 9

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British Airways flights from Austin to Belfast

Our best British Airways deals on Austin to Belfast flight tickets
British Airways
Aug 22
AUS10:30 pmAustin Bergstrom
16h 00m
1 stop
BHD8:30 pmBelfast City
Aug 31
BHD7:35 pmBelfast City
25h 50m
1 stop
AUS3:25 pmAustin Bergstrom
$954
British Airways
Aug 22
AUS10:30 pmAustin Bergstrom
13h 45m
1 stop
BHD6:15 pmBelfast City
Aug 31
BHD7:35 pmBelfast City
25h 50m
1 stop
AUS3:25 pmAustin Bergstrom
$955
British Airways
Aug 22
AUS10:30 pmAustin Bergstrom
28h 10m
1 stop
BHD8:40 amBelfast City
Aug 31
BHD7:35 pmBelfast City
25h 50m
1 stop
AUS3:25 pmAustin Bergstrom
$965

American Airlines flights from Austin to Belfast

Our best American Airlines deals on Austin to Belfast flight tickets
American Airlines
Aug 22
AUS3:42 pmAustin Bergstrom
17h 23m
2 stops
BHD3:05 pmBelfast City
Aug 31
BHD9:40 amBelfast City
18h 55m
2 stops
AUS10:35 pmAustin Bergstrom
$1,022
American Airlines
May 9
AUS11:50 amAustin Bergstrom
16h 15m
2 stops
BHD10:05 amBelfast City
May 17
BHD11:00 amBelfast City
16h 54m
2 stops
AUS9:54 pmAustin Bergstrom
$1,126
American Airlines
Jul 16
AUS6:54 pmAustin Bergstrom
17h 51m
2 stops
BHD6:45 pmBelfast City
Jul 22
BHD10:05 amBelfast City
18h 05m
2 stops
AUS10:10 pmAustin Bergstrom
$1,169

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated April 23, 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 round-trip
Quickest round-trip

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Tue 9/1

10:30 pm-5:35 pm

1 stop13h 05m

Belfast City

Tue 10/20

9:40 am-8:05 pm

2 stops16h 25m

$920

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Tue 9/1

12:03 pm-10:45 am

2 stops16h 42m

Belfast City

Tue 10/20

12:40 pm-11:48 pm

2 stops17h 08m

$922

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Wed 9/2

5:55 pm-3:40 pm

1 stop15h 45m

Belfast City

Tue 10/20

9:40 am-8:05 pm

2 stops16h 25m

$934

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Tue 9/1

10:30 pm-6:55 pm

1 stop14h 25m

Belfast City

Fri 10/23

9:35 am-8:35 pm

1 stop17h 00m

$940

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Tue 9/1

1:05 pm-4:55 pm

2 stops21h 50m

Belfast City

Fri 10/23

9:50 am-12:32 am

2 stops20h 42m

$943

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Mon 8/31

10:30 pm-7:25 pm

1 stop14h 55m

Belfast City

Wed 10/21

10:05 am-9:33 pm

2 stops17h 28m

$951

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Mon 8/31

12:03 pm-12:55 pm

2 stops18h 52m

Belfast City

Wed 10/21

10:05 am-9:33 pm

2 stops17h 28m

$953

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Sat 8/22

10:30 pm-8:30 pm

1 stop16h 00m

Belfast City

Mon 8/31

7:35 pm-3:25 pm

1 stop25h 50m

$954

AustinBelfast

AUS - BHD

AUSBHD

Austin Bergstrom

Mon 8/31

6:05 pm-9:20 am

1 stop33h 15m

Belfast City

Fri 10/23

9:50 am-12:32 am

2 stops20h 42m

$956

AustinBelfast

AUS - BFS

AUSBFS

Austin Bergstrom

Tue 6/2

10:25 am-4:20 pm

3 stops23h 55m

Belfast Intl

Tue 6/9

11:30 pm-4:40 pm

3 stops47h 10m

$1,196

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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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 15m

Direct flights

None
The fastest flight from Austin to Belfast takes 14h 15m
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?

    A flight from Austin Bergstrom to Belfast will travel around 4607.0 mi. Flights usually cover this in 14h 15m, depending on flying conditions and air traffic around both airports.

  • 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 many operators does momondo search for flights from Austin Bergstrom Airport to Belfast?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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 necessary travel and health documents for your Belfast trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Austin to Belfast

Compare and see reviews for airlines that fly from Austin to Belfast with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $622Free CancellationRating
6.7
7,906 reviews
Search British Airways flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Austin to Belfast for you.

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

All flight searches from Austin to Belfast on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from Austin.

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

If you are not ready to book a flight from Austin to Belfast now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Belfast and let you know when they change.

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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