Cheap flights To Tras-os-Montes (OPO) from $273

Earn rewards on top of your airline miles with Orbitz Rewards

Many airlines offer flexible change policies

Sign up to receive text alerts about your trip

Cheap Flights to Tras-os-Montes from $273 One Way, $445 Round Trip

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

Tue, Nov 24 - Tue, Dec 8
BOS
Logan Intl.
OPO
Dr. Francisco de Sa Carneiro
$445 Roundtrip, found 1 day ago
$445
Roundtrip
found 1 day ago
Select TAP Portugal flight, departing Tue, Nov 24 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Tue, Dec 8, priced at $445 found 1 day ago
Sun, Apr 19 - Thu, Apr 23
JFK
John F. Kennedy Intl.
OPO
Dr. Francisco de Sa Carneiro
$457 Roundtrip, found 3 hours ago
$457
Roundtrip
found 3 hours ago
Select Air Europa flight, departing Sun, Apr 19 from John F. Kennedy Intl. to Dr. Francisco de Sa Carneiro, returning Thu, Apr 23, priced at $457 found 3 hours ago
Mon, Apr 27 - Fri, May 8
EWR
Newark Liberty Intl. Airport
OPO
Dr. Francisco de Sa Carneiro
$556 Roundtrip, found 6 days ago
$556
Roundtrip
found 6 days ago
Select Iberia flight, departing Mon, Apr 27 from Newark Liberty Intl. Airport to Dr. Francisco de Sa Carneiro, returning Fri, May 8, priced at $556 found 6 days ago
Mon, Nov 2 - Wed, Nov 18
BOS
Logan Intl.
OPO
Dr. Francisco de Sa Carneiro
$595 Roundtrip, found 1 day ago
$595
Roundtrip
found 1 day ago
Select United flight, departing Mon, Nov 2 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Wed, Nov 18, priced at $595 found 1 day ago
Tue, Aug 18 - Tue, Aug 25
IAD
Washington Dulles Intl.
OPO
Dr. Francisco de Sa Carneiro
$605 Roundtrip, found 3 hours ago
$605
Roundtrip
found 3 hours ago
Select TAP Portugal flight, departing Tue, Aug 18 from Washington Dulles Intl. to Dr. Francisco de Sa Carneiro, returning Tue, Aug 25, priced at $605 found 3 hours ago
Wed, Nov 4 - Wed, Nov 11
BOS
Logan Intl.
OPO
Dr. Francisco de Sa Carneiro
$605 Roundtrip, found 4 hours ago
$605
Roundtrip
found 4 hours ago
Select Swiss International Air Lines flight, departing Wed, Nov 4 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Wed, Nov 11, priced at $605 found 4 hours ago
Tue, Apr 7 - Thu, Apr 16
BOS
Logan Intl.
OPO
Dr. Francisco de Sa Carneiro
$613 Roundtrip, found 6 hours ago
$613
Roundtrip
found 6 hours ago
Select Lufthansa flight, departing Tue, Apr 7 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Thu, Apr 16, priced at $613 found 6 hours ago
Tue, Jan 12 - Tue, Jan 26
BOS
Logan Intl.
OPO
Dr. Francisco de Sa Carneiro
$614 Roundtrip, found 1 day ago
$614
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jan 12 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Tue, Jan 26, priced at $614 found 1 day ago
Tue, Apr 7 - Tue, Apr 14
BOS
Logan Intl.
OPO
Dr. Francisco de Sa Carneiro
$614 Roundtrip, found 1 day ago
$614
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Tue, Apr 7 from Logan Intl. to Dr. Francisco de Sa Carneiro, returning Tue, Apr 14, priced at $614 found 1 day ago
Thu, Apr 9 - Tue, Apr 14
EWR
Newark Liberty Intl. Airport
OPO
Dr. Francisco de Sa Carneiro
$624 Roundtrip, found 5 days ago
$624
Roundtrip
found 5 days ago
Select British Airways flight, departing Thu, Apr 9 from Newark Liberty Intl. Airport to Dr. Francisco de Sa Carneiro, returning Tue, Apr 14, priced at $624 found 5 days ago

Tras-os-Montes Flight Information

Traveling To
Tras-os-Montes
Destination Airport IATA Code
OPO
Number of Airlines Serving
Airlines
Iberia, Lufthansa, SATA International-Azores Airlines S.A., American Airlines, Delta, British Airways, Swiss International Air Lines, Air Canada, TAP Portugal, Air Europa, United, Austrian Airlines
Flight Price
$445
Earliest Departing Flight
Latest Departing Flight

Book Your Flight & Hotel Together & Save

Tras-os-Montes economy flight packages

Price found within the past 48 hours. Click for updated prices.
Torel Private Collection
4.0-star property

Torel Private Collection

May 24 - May 29

5 night stay

Newark Liberty Intl. Airport (EWR) to Porto (OPO)

TAP Portugal • Roundtrip • Coach
Save 100% on your flight
Price was $2,637, price is now $1,487 per person
$1,487
per person
found 1 day ago
LENSCAPE Coterie
5.0-star property

LENSCAPE Coterie

May 16 - May 22

6 night stay

Boston (BOS) to Porto (OPO)

Iberia • Non-stop roundtrip • Coach
Save 100% on your flight
Price was $3,385, price is now $1,733 per person
$1,733
per person
found 22 hours ago
Eurostars Porto Centro
4.0-star property

Eurostars Porto Centro

May 5 - May 12

7 night stay

New York (NYC) to Porto (OPO)

TAP Portugal • Roundtrip • Coach
Price was $2,180, price is now $1,533 per person
$1,533
per person
found 1 day ago
Don't see what you're looking for?
See all available trips from Newark Liberty Intl. Airport to Tras-os-Montes
View all trips

Tras-os-Montes premium economy flight packages

Price found within the past 48 hours. Click for updated prices.
Eurostars Porto Douro
4.0-star property

Eurostars Porto Douro

9.4/10 Exceptional! (1,012 reviews)

May 15 - May 19

4 night stay

Boston (BOS) to Porto (OPO)

Iberia • Non-stop roundtrip • PremiumEconomy
Price was $1,840, price is now $1,304 per person
$1,304
per person
found 4 hours ago
Great location! Highly recommend The Bridge restaurant right down the street.

Reviewed on Jan 1, 2026

LENSCAPE Coterie
5.0-star property

LENSCAPE Coterie

No reviews

May 16 - May 23

7 night stay

Boston (BOS) to Porto (OPO)

Iberia • Non-stop roundtrip • PremiumEconomy
Save 100% on your flight
Price was $3,909, price is now $1,912 per person
$1,912
per person
found 1 day ago
Feel Porto Matosinhos City Flat I
2.0-star property

Feel Porto Matosinhos City Flat I

No reviews

May 16 - May 23

7 night stay

Boston (BOS) to Porto (OPO)

Iberia • Non-stop roundtrip • PremiumEconomy
Price was $2,555, price is now $1,890 per person
$1,890
per person
found 1 day ago
Don't see what you're looking for?
See all available trips from Boston to Tras-os-Montes
View all trips

Tras-os-Montes

Traveling to Tras-os-Montes and need a cheap flight? Orbitz has great deals on flights to Tras-os-Montes right now. Plus, we offer big discounts on hotel rooms and car rentals for a great money-saving trip.

Find Low Cost Flights to Tras-os-Montes Quickly and Hassle-Free

There are many Internet sites that promise cheap Tras-os-Montes flights, but a busy, bargain-minded trip planner needs more than just budget air tickets. Not only does Orbitz offer the best deals for domestic and international air fare, but we also provide the resources and tools to help you plan your flights to Tras-os-Montes, book your lodging, and look up key attractions in Tras-os-Montes. Our easy search tools and guaranteed low prices let you budget your time and your money so you have more of both to spend on your vacation.

New Apps Make Booking Tras-os-Montes Flights Easier Than Ever

You no longer need to be sitting at your computer to find amazing Orbitz sales for flights to Tras-os-Montes now we offer cutting-edge mobile tools for many Android and iOS gadgets. These free apps allow you to run a search for discount air fare, look for special vacation packages, or check on your booked Tras-os-Montes flights from any location. Some special deals are only available for mobile customers, so be sure to take advantage of these free downloads today.

Orbitz Customers Are Truly #1

Orbitz takes pride in providing the best customer experience possible, and that effort doesn't end with discount flights to Tras-os-Montes or user-friendly mobile apps and web tools. Orbitz Customer Service is always ready to answer questions and help you with booking, planning, or canceling your Tras-os-Montes flights. When you need us, we’re here for you!

Frequently asked questions

How much is a flight to Tras-os-Montes?
Prices for return flights to Tras-os-Montes this last week fluctuated between $445 and $624. If you were flying one-way out of Boston (BOS), you could have landed ticket prices from just $273.
How to book the cheapest flight to Tras-os-Montes?
Scoring cheap flights to Tras-os-Montes is as simple as booking your ticket with Orbitz. But if you're eager to make sure you're walking away with the best flight deals around, here are some tips to keep your wallet happy:

  • Departing from or landing at nearby airports can often be cheaper. Enter your preferred departure and arrival airports. Next, click on the 'Nearby airports' function below to look through your options.
  • If your travel plans aren't carved in stone, click on the 'Show flexible dates' link to check out the flight deals for alternative departure dates. You may find an even better fare.
  • Hit 'Show options' to fine tune your search results. You can pick your preferred airline and seating class here. Under 'Sort & Filter' to the left, you can even specify whether you want to fly in the morning, afternoon or evening.
  • Reserve your seat as soon as you've sorted your travel dates. While it does happen from time to time, tickets rarely get more affordable as your date of departure nears.
  • Combine your flights, hotels and car rentals into a competitive package deal. Save your hard-earned money for things you're really excited about, like exploring Tras-os-Montes.
  • Flying during the busy season means higher airfares. Try to travel outside of popular periods, such as Christmas, New Year's Eve and Easter.

What is the best time to book a flight to Tras-os-Montes?
Generally speaking, January is the best month to book your plane ticket. This is followed by February and August. Keep this in mind while you browse for a cheap flight to Tras-os-Montes.
What day of the week is the cheapest to book a flight to Tras-os-Montes?
When it comes to cheap fares to Tras-os-Montes, the best days to make a booking are generally Tuesdays, Wednesdays and Saturdays. A fantastic flight deal is just clicks away with Orbitz.
What is the cheapest day of the week to fly to Tras-os-Montes?
Everybody enjoys saving money, so we recommend departing earlier in the week for cheap flights to Tras-os-Montes. Orbitz data from 2020 suggests you can pick up the best deals on flights taking off on Mondays. Tuesday is the next cheapest day, while Saturdays are likely to cost an arm and a leg. Many passengers like to start their trip when the working week is over, so leave those Saturdays for binge-watching your favorite TV shows.
What is the cheapest month to fly to Tras-os-Montes?
Based on Orbitz data, you should fly out in August. This is generally a great month to land cheap flights to Tras-os-Montes. It's worth keeping in mind that the most expensive time to fly is in June.
Which airlines allow free cancellation?
We know that plans change and flexibility is important. That's why you can search for flights that have free cancellation and no change fees on Orbitz. Just click on "Filter by flexible change policies" and we'll find you fares with more flexibility than candy in a hot car!
What do I need for the flight to Tras-os-Montes?
It's always smart to be ready for anything when traveling. Remember the following tips for a smooth flight:

  • You'll need to present photo identification such as a valid passport. To avoid delays during check-in, make sure you reserve your tickets using the same name as your official ID. It's worth having digital copies of important documents too, just to be safe!
  • Have some extra entertainment for your long trip to Tras-os-Montes. When you're done watching movies, give your eyes a much-needed break from all that screen time and listen to some music instead.
  • Temperatures in the cabin can change rapidly, so it's best to dress in layers. Also consider wearing compression socks. They can help prevent blood clots and improve circulation.

How do I get cheap first-class/business deals to Tras-os-Montes?
There are ways of booking first or business-class fares to Tras-os-Montes that won't burn a hole through your savings. Find a seat in the pointy end of the plane for less with these handy tips:

  • Be more flexible with your travel dates and wait for sales on business or first-class airfares.
  • Low-cost airlines offer business-class seating at a fraction of the normal price. Ditch the full-service carriers and look into these cheaper options.
  • Make the most of your airline's loyalty program and upgrade your seat. Alternatively, you can try bidding for an upgrade in an online auction.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.