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Casco

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Casco Flights as Low as $80

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Air Europa
Sat, Oct 31 - Sat, Nov 14
MAD
Adolfo Suárez Madrid-Barajas
OPO
Dr. Francisco de Sa Carneiro
$80 Roundtrip, found 16 hours ago
$80
Roundtrip
found 16 hours ago
Select Air Europa flight, departing Sat, Oct 31 from Adolfo Suárez Madrid-Barajas to Dr. Francisco de Sa Carneiro, returning Sat, Nov 14, priced at $80 found 16 hours ago
British Airways
Tue, Oct 20 - Wed, Oct 21
BHD
George Best Belfast City
OPO
Dr. Francisco de Sa Carneiro
$418 Roundtrip, found 4 hours ago
$418
Roundtrip
found 4 hours ago
Select British Airways flight, departing Tue, Oct 20 from George Best Belfast City to Dr. Francisco de Sa Carneiro, returning Wed, Oct 21, priced at $418 found 4 hours ago
TAP Portugal
Sat, Oct 24 - Thu, Nov 12
EWR
Newark Liberty Intl. Airport
OPO
Dr. Francisco de Sa Carneiro
$537 Roundtrip, found 5 hours ago
$537
Roundtrip
found 5 hours ago
Select TAP Portugal flight, departing Sat, Oct 24 from Newark Liberty Intl. Airport to Dr. Francisco de Sa Carneiro, returning Thu, Nov 12, priced at $537 found 5 hours ago
TAP Portugal
Mon, Oct 19 - Thu, Nov 12
MIA
Miami Intl.
OPO
Dr. Francisco de Sa Carneiro
$597 Roundtrip, just found
$597
Roundtrip
just found
Select TAP Portugal flight, departing Mon, Oct 19 from Miami Intl. to Dr. Francisco de Sa Carneiro, returning Thu, Nov 12, priced at $597 just found
KLM
Tue, Oct 13 - Wed, Oct 14
SVG
Sola
OPO
Dr. Francisco de Sa Carneiro
$600 Roundtrip, found 2 days ago
$600
Roundtrip
found 2 days ago
Select KLM flight, departing Tue, Oct 13 from Sola to Dr. Francisco de Sa Carneiro, returning Wed, Oct 14, priced at $600 found 2 days ago
TAP Portugal
Sat, Nov 21 - Sun, Dec 6
BOS
Logan Intl.
OPO
Dr. Francisco de Sa Carneiro
$621 Roundtrip, found 5 days ago
$621
Roundtrip
found 5 days ago
Select TAP Portugal flight, departing Sat, Nov 21 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Sun, Dec 6, priced at $621 found 5 days ago
TAP Portugal
Fri, Nov 6 - Wed, Nov 11
ORD
O'Hare Intl.
OPO
Dr. Francisco de Sa Carneiro
$704 Roundtrip, just found
$704
Roundtrip
just found
Select TAP Portugal flight, departing Fri, Nov 6 from O'Hare Intl. to Dr. Francisco de Sa Carneiro, returning Wed, Nov 11, priced at $704 just found
United
Tue, Mar 16 - Tue, Mar 30
BNA
Nashville Intl.
OPO
Dr. Francisco de Sa Carneiro
$715 Roundtrip, just found
$715
Roundtrip
just found
Select United flight, departing Tue, Mar 16 from Nashville Intl. to Dr. Francisco de Sa Carneiro, returning Tue, Mar 30, priced at $715 just found
United
Tue, Mar 2 - Tue, Mar 30
CHO
Charlottesville-Albemarle
OPO
Dr. Francisco de Sa Carneiro
$717 Roundtrip, found 23 hours ago
$717
Roundtrip
found 23 hours ago
Select United flight, departing Tue, Mar 2 from Charlottesville-Albemarle to Dr. Francisco de Sa Carneiro, returning Tue, Mar 30, priced at $717 found 23 hours ago
Delta
Sun, Nov 15 - Wed, Nov 25
SJU
Luis Munoz Marin Intl.
OPO
Dr. Francisco de Sa Carneiro
$726 Roundtrip, found 2 days ago
$726
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Nov 15 from Luis Munoz Marin Intl. to Dr. Francisco de Sa Carneiro, returning Wed, Nov 25, priced at $726 found 2 days ago
Swiss International Air Lines
Wed, Dec 30 - Fri, Jan 15
SFO
San Francisco Intl.
OPO
Dr. Francisco de Sa Carneiro
$770 Roundtrip, found 22 hours ago
$770
Roundtrip
found 22 hours ago
Select Swiss International Air Lines flight, departing Wed, Dec 30 from San Francisco Intl. to Dr. Francisco de Sa Carneiro, returning Fri, Jan 15, priced at $770 found 22 hours ago
Delta
Mon, Oct 19 - Tue, Nov 10
FLL
Fort Lauderdale - Hollywood Intl.
OPO
Dr. Francisco de Sa Carneiro
$788 Roundtrip, found 4 hours ago
$788
Roundtrip
found 4 hours ago
Select Delta flight, departing Mon, Oct 19 from Fort Lauderdale - Hollywood Intl. to Dr. Francisco de Sa Carneiro, returning Tue, Nov 10, priced at $788 found 4 hours ago
TAP Portugal
Mon, Dec 7 - Sat, Dec 12
GRU
Guarulhos - Governor André Franco Montoro Intl.
OPO
Dr. Francisco de Sa Carneiro
$803 Roundtrip, found 1 day ago
$803
Roundtrip
found 1 day ago
Select TAP Portugal flight, departing Mon, Dec 7 from Guarulhos - Governor André Franco Montoro Intl. to Dr. Francisco de Sa Carneiro, returning Sat, Dec 12, priced at $803 found 1 day ago
Delta
Wed, Dec 30 - Thu, Jan 7
PVD
T.F. Green
OPO
Dr. Francisco de Sa Carneiro
$842 Roundtrip, found 2 days ago
$842
Roundtrip
found 2 days ago
Select Delta flight, departing Wed, Dec 30 from T.F. Green to Dr. Francisco de Sa Carneiro, returning Thu, Jan 7, priced at $842 found 2 days ago
British Airways
Mon, Mar 29 - Thu, Apr 15
GIG
Galeão - Antonio Carlos Jobim Intl.
OPO
Dr. Francisco de Sa Carneiro
$1,069 Roundtrip, found 4 days ago
$1,069
Roundtrip
found 4 days ago
Select British Airways flight, departing Mon, Mar 29 from Galeão - Antonio Carlos Jobim Intl. to Dr. Francisco de Sa Carneiro, returning Thu, Apr 15, priced at $1,069 found 4 days ago
Azul
Tue, Dec 8 - Fri, Dec 11
VCP
Viracopos - Campinas Intl.
OPO
Dr. Francisco de Sa Carneiro
$1,075 Roundtrip, found 19 hours ago
$1,075
Roundtrip
found 19 hours ago
Select Azul flight, departing Tue, Dec 8 from Viracopos - Campinas Intl. to Dr. Francisco de Sa Carneiro, returning Fri, Dec 11, priced at $1,075 found 19 hours ago

Cheap Flights to Casco

Fall in love at first flight with your vacation to Casco by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Casco on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in Casco, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to Casco

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Casco with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the OPO airport.

What is the cheapest month to fly to Casco?

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Casco are in October, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Casco?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 16 to choose from for your flight to Casco.

What airport is best to fly into Casco?

When you’re planning your trip to Casco, convenience is the name of the game. Luckily, Casco Dr. Francisco de Sa Carneiro Airport is nearby so you can deplane and get going on checking off everything on your Casco must-do list.

How much are flights to Casco?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Casco on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $80, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to Casco?

The trick to saving a stack of cash on your flight to Casco? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $80 right now, why wait?

Casco Flight Information
Destination airport
Dr. Francisco de Sa Carneiro
Destination airport IATA code
OPO
Roundtrip price
$79

Last Minute Hotel Deals in Casco

B&B Hotel Viana do Castelo

B&B Hotel Viana do Castelo

3 out of 5
Estrada da Papanata 74 Viana do Castelo
Stay at this hotel in Viana do Castelo. Enjoy free WiFi, breakfast (surcharge), and parking (surcharge). Popular attractions Republic Square and Museu do Traje ...
9.4/10 Exceptional! (161 reviews)
"Very nice hotel close ti everything in Viana"

Reviewed on Oct 10, 2026

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B&B Hotel Viana do Castelo
Amoure Hotel

Amoure Hotel

5 out of 5
Avenida da Câmara, 22 Vila Verde Vila Verde
Book a stay at this luxury hotel in Vila Verde. Enjoy free WiFi, free parking, and an outdoor pool. Popular attractions Centro de Artes e Cultura de Vila Verde ...
10/10 Exceptional! (26 reviews)
"This was by far one of the most luxurious high end hotels by far in Portugal, service was fantastic and you will be wow by the attention and overall everything from staff to clean room and great aesthetics"

Reviewed on Sep 30, 2026

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Amoure Hotel
Hostal El Viejo Galeón

Hostal El Viejo Galeón

2 out of 5
C/ Areas, 28 Baiona Pontevedra
Book a stay at this beach hostal in Baiona. Enjoy breakfast (surcharge), an area shuttle (surcharge), and daily housekeeping. Popular attractions Ladeira Beach ...
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Hostal El Viejo Galeón
Vila Gale Collection Ponte de Lima Vineyards Hotel

Vila Gale Collection Ponte de Lima Vineyards Hotel

4.5 out of 5
876 Rua de Corutelo Ponte de Lima
Book a stay at this luxury hotel in Ponte de Lima. Enjoy free breakfast, free WiFi, and free parking. Popular attractions Church of St. Romanica Martin and Chapel ...
9.4/10 Exceptional! (37 reviews)
"The staff was very professional yet warm and friendly! I would highly recommend this hotel to family and friends!"

Reviewed on Oct 8, 2026

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Vila Gale Collection Ponte de Lima Vineyards Hotel
Axis Viana Business & SPA Hotel

Axis Viana Business & SPA Hotel

4 out of 5
Avenida Capitao Gaspar de Castro Viana do Castelo
Book a stay at this spa hotel in Viana do Castelo. Enjoy free WiFi, an outdoor pool, and a full-service spa. Popular attractions Republic Square and Sanctuary ...
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Axis Viana Business & SPA Hotel
Hotel Alfonso I

Hotel Alfonso I

4 out of 5
A Gándara s/n - Guillarei Tui Pontevedra
Book a stay at this business-friendly hotel in Tui. Enjoy free WiFi, free parking, and breakfast (surcharge). Popular attractions Monte Aloia National Park and ...
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Hotel Alfonso I
Flag Design Hotel

Flag Design Hotel

4 out of 5
Rua da Bandeira, 140 Viana do Castelo Viana do Castelo
Book a stay at this spa hotel in Viana do Castelo. Enjoy free breakfast, free WiFi, and an outdoor pool. Our guests praise the helpful staff in our reviews. ...
9.2/10 Wonderful! (189 reviews)
"All was good with the room except we really struggled with the air conditioning. It seems that the air turns off when you leave the room since you take the key which shuts off the AC. The force of air was not enough for the room to get cool, even overnight. Staff was excellent."

Reviewed on Sep 29, 2026

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Flag Design Hotel
Hotel Flôr de Sal by The Editory

Hotel Flôr de Sal by The Editory

4 out of 5
Av. de Cabo Verde 100 Viana do Castelo
Book a stay at this beach hotel in Viana do Castelo. Enjoy free breakfast, free WiFi, and free parking. Popular attractions Shipyards of Viana do Castelo and ...
9.2/10 Wonderful! (186 reviews)
"Ocean side hotel with amazing views and coastal boardwalk! Great dinner. Stay was super. Highly recommended."

Reviewed on Sep 26, 2026

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Hotel Flôr de Sal by The Editory
See all 1,425 properties in Casco
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.