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Belfast Intl

$266+ Cheap flights from Pasadena, CA to Belfast Intl (BFS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BFS
Dec 17 — Dec 241
Wed 12/17
Wed 12/24
1 adult, Economy
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Cheap flight deals from Pasadena to Belfast Intl

Keep the following information in mind while searching for Pasadena to Belfast Intl flight deals. Data was last updated November 17, 2025.

Round-trip from

$852
(Mytrip)

One-way from

$266
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$895
From Pasadena to Belfast Intl
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One-way flight from Pasadena to Belfast Intl
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Highest demand for flights based on searches. 18% potential increase in price ($199 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Pasadena to Belfast Intl

Cheapest flights from Pasadena to Belfast Intl
Explore the most affordable flight options available from Pasadena to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 17, 2025.

This Mytrip deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:15 pmLAX - BFS
2 stops16h 00mMultiple Airlines
Mon 1/127:50 amBFS - LAX
2 stops18h 40mMultiple Airlines
Deal found 11/16$852
This Mytrip deal was found by Cheapflights users on 11/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:05 pmLAX - BFS
2 stops25h 15mMultiple Airlines
Thu 12/1110:15 amBFS - LAX
2 stops32h 55mMultiple Airlines
Deal found 11/15$982
This Mytrip deal was found by Cheapflights users on 11/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:10 pmLAX - BFS
2 stops19h 10mMultiple Airlines
Wed 1/77:55 amBFS - LAX
3 stops38h 45mMultiple Airlines
Deal found 11/15$1,009
This Kiwi.com deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/206:50 pmLAX - BFS
2 stops33h 05mMultiple Airlines
Wed 12/35:30 pmBFS - LAX
1 stop28h 30mMultiple Airlines
Deal found 11/16$1,411

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pasadena to Belfast Intl 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, Cheapflights users made 2,558,603 searches. Data last updated November 17, 2025.
Use the filters below to find and compare flights from Pasadena to Belfast Intl Airport that are best for you.

Fly from

Pasadena

Fly to

Belfast Intl

Route

Depart

Return

Price

Los AngelesBelfast

LAX - BFS

LAXBFS

Los Angeles

Mon 12/29

8:15 pm-8:15 pm

2 stops16h 00m

Belfast Intl

Mon 1/12

7:50 am-6:30 pm

2 stops18h 40m

$852

Los AngelesBelfast

LAX - BFS

LAXBFS

Los Angeles

Thu 12/4

1:05 pm-10:20 pm

2 stops25h 15m

Belfast Intl

Thu 12/11

10:15 am-11:10 am

2 stops32h 55m

$982

Los AngelesBelfast

LAX - BFS

LAXBFS

Los Angeles

Wed 12/31

7:10 pm-10:20 pm

2 stops19h 10m

Belfast Intl

Wed 1/7

7:55 am-2:40 pm

3 stops38h 45m

$1,009

Los AngelesBelfast

LAX - BFS

LAXBFS

Los Angeles

Thu 1/1

3:00 pm-8:25 pm

2 stops21h 25m

Belfast Intl

Thu 1/8

6:30 am-12:33 pm

3 stops38h 03m

$1,069

Los AngelesBelfast

LAX - BFS

LAXBFS

Los Angeles

Sun 12/21

8:15 pm-10:10 pm

2 stops17h 55m

Belfast Intl

Sat 12/27

8:15 am-11:10 am

2 stops34h 55m

$2,009

Los AngelesBelfast

LAX - BFS

LAXBFS

Los Angeles

Sun 12/21

8:15 pm-10:10 pm

2 stops17h 55m

Belfast Intl

Sat 1/3

6:00 am-10:29 pm

3 stops24h 29m

$2,053

Los AngelesBelfast

LAX - BFS

LAXBFS

Los Angeles

Mon 1/12

4:49 pm-10:05 am

3 stops33h 16m

$266

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/17

Best time to book a flight from Pasadena to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Pasadena with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pasadena to Belfast Intl Airport

What is the cheapest month to book a flight from Pasadena to Belfast Intl Airport?

Currently, October is the cheapest month in which you can book a flight from Pasadena to Belfast Intl Airport (average of $602). Flying from Pasadena to Belfast Intl Airport in June is currently the most expensive (average of $927). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from P4S to BFS?

Find hourly flight availability from Pasadena to Belfast Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 17, 2025.

A simple way to save on the total cost of your ticket is to fly from Pasadena to Belfast Intl Airport at noon. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the evening.

How much does it cost to fly round-trip from Pasadena to Belfast Intl Airport?

Reviews of airlines servicing Belfast Intl

Get insights into the airlines that provide service to Belfast Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Belfast Intl. Reviews last updated November 17, 2025.
See what other customers who have flown with British Airways from Pasadena to Belfast Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,528 reviews

Crew

7.6

Entertainment

6.4

Overall

6.7

Boarding

6.9

Food

6.3

Comfort

6.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.
British Airways
6.7
Okay
7,528 reviews
British Airways
6.7
Okay
7,528 reviews

Crew

7.6

Entertainment

6.4

Overall

6.7

Boarding

6.9

Food

6.3

Comfort

6.7

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2025

IAD - LHR

The plane had to load and unload passengers not through a jet way but out on the tarmac at Heathrow. The steps were steep. We weren't expecting to have to carry our luggage up and down stairs.

Related info for your journey

Find useful and relevant information for your journey from Pasadena to Belfast Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Pasadena to Belfast Intl that include hotel bookings?

    Yes. In addition to deals on Pasadena to Belfast Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pasadena to Belfast Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pasadena to Belfast Intl.

  • Can I find deals for business class flights from Pasadena to Belfast Intl?

    Yes. Cheapflights offers flight deals from Pasadena to Belfast Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Pasadena to Belfast Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Pasadena to Belfast Intl Airport (average of $602). Flying from Pasadena to Belfast Intl Airport in June is currently the most expensive (average of $927). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Pasadena to Belfast Intl

Discover the top airline that operate flights from Pasadena to Belfast Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$645Average$905FlexibilityNo cancel feeOn-time70%

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