In terms of precipitation, rainfall in Belfast Intl Airport ranges from 2.0 - 3.5 inches per month. October is typically the wettest month, when rainfall can reach 3.5 in. April is typically the driest time to visit Belfast Intl Airport when rainfall is around 2.0 in.

If weather is an important factor for your trip to Belfast Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 60.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

What is the cheapest time of day to fly from 1RV to BFS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irving to Belfast Intl Airport as you normally would.

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

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

How can I find direct flights from Irving to Belfast Intl?

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

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

Yes. Cheapflights offers flight deals from Irving 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.

$813+ Flights from Irving to Belfast Intl Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Irving to Belfast Intl 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 Irving to Belfast Intl

Best flights from Irving to Belfast Intl
Discover carefully curated flight deals from Irving to Belfast Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 26, 2025.

Sun 2/86:46 amDFW - BFS

3 stops28h 14mMultiple Airlines

Sun 2/157:10 amBFS - DFW

3 stops38h 00mMultiple Airlines

Deal found 12/25

$884

Mon 2/91:40 pmDFW - BFS

3 stops24h 30mMultiple Airlines

Mon 2/167:20 amBFS - DFW

3 stops37h 50mMultiple Airlines

Deal found 12/26

$1,073

Last-minute flights from Irving to Belfast Intl
Discover last-minute flight deals from Irving to Belfast Intl. Data last updated December 26, 2025 and is based on user searches.

Mon 1/2611:06 amDFW - BFS

2 stops27h 04mMultiple Airlines

Sun 2/17:55 amBFS - DFW

3 stops22h 03mMultiple Airlines

Deal found 12/26

$813

Find flight deals from Irving to Belfast Intl

Round-trip from	$884 (Booking.com)
Popular in	October
Cheapest in	November

From Irving to Belfast Intl

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($69 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 9% potential price decrease ($103 potential savings vs. average RT price).

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Irving to Belfast Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DallasBelfast

DFW - BFS

DFWBFS

Dallas/Fort Worth

Sun 2/8

6:46 am-5:00 pm

3 stops28h 14m

Belfast Intl

Sun 2/15

7:10 am-3:10 pm

3 stops38h 00m

$884

DallasBelfast

DFW - BFS

DFWBFS

Dallas/Fort Worth

Mon 2/9

1:40 pm-8:10 pm

3 stops24h 30m

Belfast Intl

Mon 2/16

7:20 am-3:10 pm

3 stops37h 50m

$1,073

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

Best time to book a flight from Irving to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Irving 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 Irving to Belfast Intl Airport

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Belfast Intl

See what other customers who have flown with American Airlines and British Airways from Irving 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.

American Airlines

7.2

Good

11,064 reviews

Reviews

1 / 20

6.0

Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

American Airlines

7.2

Good

11,064 reviews

American Airlines

7.2

Good

11,064 reviews

Reviews

1 / 20

6.0

Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

British Airways

6.7

Okay

7,617 reviews

American Airlines

7.2

Good

11,064 reviews

Reviews

1 / 20

6.0

Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

Related info for your journey

Can I find deals for flights from Irving to Belfast Intl that include hotel bookings?
Yes. In addition to deals on Irving to Belfast Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Irving to Belfast Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Irving to Belfast Intl.
Can I find deals for business class flights from Irving to Belfast Intl?
Yes. Cheapflights offers flight deals from Irving 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.

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Irving to Belfast Intl

Dallas/Fort Worth to Belfast City flights

Dallas/Fort Worth to Belfast Intl flights

Hobby to Belfast City flights

Hobby to Belfast Intl flights

George Bush Intcntl to Belfast Intl flights

George Bush Intcntl to Belfast City flights

Love Field to Belfast City flights

Austin to Belfast City flights

Top 2 airlines flying from Irving to Belfast Intl

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$683	Average$1,080	FlexibilityNo cancel fee	On-time70%
American Airlines	Cheapest$705	Average$785	FlexibilityNo cancel fee	On-time71%

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.

$813+ Cheap flights from Irving, TX to Belfast Intl (BFS)

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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Irving to Belfast Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Irving to Belfast Intl

Best flights from Irving to Belfast IntlDiscover carefully curated flight deals from Irving to Belfast Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 26, 2025.

Discover carefully curated flight deals from Irving to Belfast Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 26, 2025.

Find flight deals from Irving to Belfast Intl

Keep the following information in mind while searching for Irving to Belfast Intl flight deals. Data was last updated December 26, 2025.

Round-trip from

Popular in

Cheapest in

Cheapflights Fare Finder

Use the filters below to find and compare flights from Irving to Belfast Intl Airport that are best for you.

Best time to book a flight from Irving to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Irving with our price prediction graph.

Cheapflights Insights

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

Reviews of airlines servicing Belfast Intl

See what other customers who have flown with American Airlines and British Airways from Irving 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.

Related info for your journey

Find useful and relevant information for your journey from Irving 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 Irving to Belfast Intl that include hotel bookings?

How can I find direct flights from Irving to Belfast Intl?

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

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.

Alternative routes for Irving to Belfast Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Irving to Belfast Intl

100% Free

Book with Flexibility

Travel Smart

Best flights from Irving to Belfast Intl
Discover carefully curated flight deals from Irving to Belfast Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 26, 2025.