HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Belfast

$611+ Cheap flights from Pasadena, CA to Belfast

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BHD
Dec 17 — Dec 241
Wed 12/17
Wed 12/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Pasadena to Belfast with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Pasadena to Belfast

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

Round-trip from

$611
(Cheapflightsfares)

Popular in

June

Cheapest in

October

Average price

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

Find flight deals from Pasadena to Belfast

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

This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:15 pmLAX - BHD
1 stop15h 20mAmerican Airlines
Mon 1/129:15 amBHD - LAX
1 stop17h 15mAmerican Airlines
Deal found 11/16$612
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:15 pmLAX - BHD
1 stop14h 45mAmerican Airlines
Thu 12/116:35 amBHD - LAX
1 stop21h 50mAmerican Airlines
Deal found 11/15$709
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:25 amLAX - BHD
2 stops24h 25mDelta
Mon 1/125:20 pmBHD - LAX
2 stops33h 54mDelta
Deal found 11/16$724
This Virgin Atlantic 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:45 pmLAX - BHD
1 stop23h 15mVirgin Atlantic
Thu 12/116:30 amBHD - LAX
2 stops22h 54mVirgin Atlantic
Deal found 11/15$742
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/109:15 amLAX - BHD
2 stops23h 35mDelta
Wed 12/176:30 amBHD - LAX
2 stops18h 32mDelta
Deal found 11/15$822
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/245:45 pmLAX - BHD
1 stop14h 20mAmerican Airlines
Sat 12/66:35 amBHD - LAX
1 stop21h 50mAmerican Airlines
Deal found 11/16$844
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 FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/249:57 amLAX - BHD
2 stops20h 18mBritish Airways
Sat 12/66:00 pmBHD - LAX
2 stops30h 35mBritish Airways
Deal found 11/15$855
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2311:25 pmLAX - BHD
2 stops27h 15mBritish Airways
Sun 12/73:10 pmBHD - LAX
1 stop35h 20mBritish Airways
Deal found 11/15$864
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 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 that are best for you.

Fly from

Pasadena

Fly to

Belfast

Route

Depart

Return

Price

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Fri 1/23

9:00 pm-7:15 pm

1 stop14h 15m

Belfast City

Tue 2/3

8:45 am-6:30 pm

1 stop17h 45m

$611

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Mon 12/29

7:15 pm-6:35 pm

1 stop15h 20m

Belfast City

Mon 1/12

9:15 am-6:30 pm

1 stop17h 15m

$612

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Fri 1/23

9:50 am-10:30 am

2 stops16h 40m

Belfast City

Tue 2/3

11:25 am-6:30 pm

1 stop15h 05m

$625

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Thu 12/4

7:15 pm-6:00 pm

1 stop14h 45m

Belfast City

Thu 12/11

6:35 am-8:25 pm

1 stop21h 50m

$709

Los AngelesBelfast

LAX - BHD

LAXBHD

Los Angeles

Mon 12/29

8:25 am-4:50 pm

2 stops24h 25m

Belfast City

Mon 1/12

5:20 pm-7:14 pm

2 stops33h 54m

$724

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 - BHD

LAXBHD

Los Angeles

Sun 3/1

9:00 pm-6:40 pm

1 stop13h 40m

Belfast City

Thu 3/5

11:05 am-6:30 pm

1 stop15h 25m

$1,014

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

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/15

Showing 1-10 of 15 results
1
2

Best time to book a flight from Pasadena to Belfast

Have a flexible travel schedule? Discover the best time to fly to Belfast 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

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

Currently, March is the cheapest month in which you can book a flight from Pasadena to Belfast (average of $586). Flying from Pasadena to Belfast 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. 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 in the morning. If you’re flexible enough to do this you can expect to save up to 18% on your trip compared to booking a flight in the evening.

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

Reviews of airlines servicing Belfast

Get insights into the airlines that provide service to Belfast. 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. Reviews last updated November 17, 2025.
Get a feel of what it's like to fly with British Airways from Pasadena to Belfast by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,528 reviews

Comfort

6.7

Entertainment

6.4

Boarding

6.9

Crew

7.6

Food

6.3

Overall

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

Comfort

6.7

Entertainment

6.4

Boarding

6.9

Crew

7.6

Food

6.3

Overall

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. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Pasadena to Belfast?

    For as low as $611, British Airways can have you in Belfast from Pasadena in 14h 15m. Airlines will cover a distance of 5128 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pasadena to Belfast 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?

    Currently, March is the cheapest month in which you can book a flight from Pasadena to Belfast (average of $586). Flying from Pasadena to Belfast 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Pasadena to Belfast

Discover the top airline that operate flights from Pasadena to Belfast. 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$599Average$860FlexibilityNo cancel feeOn-time70%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.