$975 Cheap Delta flights from Seattle to Lisbon (SEA to LIS)

Find The Best Day To Fly from Seattle to Lisbon

Amazing Delta SEA to LIS Flight Deals

The cheapest flights to Humberto Delgado found within the past 7 days were $635 round trip and $975 one way. Prices and availability subject to change. Additional terms may apply.

LIS From SEA Economy Coach Packages on Similar Airlines

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Eurostars Das Letras
Corinthia Lisbon
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Frequently asked questions

Can I catch a flight from SEA to Lisbon/Portela Airport right now?
For any current Lisbon/Portela Airport travel advice and quarantine requirements, visit our Covid-19 Travel Advisor. Check before you book your flight, so you don’t get caught out en route.
What terminal is Delta Air Lines at Sea-Tac Airport?
Check your ticket to find out which Seattle - Tacoma Intl. Airport (SEA) terminal you’ll be departing from on your way to Humberto Delgado Airport (LIS) with Delta Air Lines. If you can’t spot the details on there, get in touch with your airline.
Are there Delta Air Lines non-stop flights from SEA to LIS?
If you’re flying with Delta Air Lines from Seattle - Tacoma Intl. Airport (SEA) to Humberto Delgado Airport (LIS), you’ll need to make a stopover. While you’re waiting for your connection, take the opportunity to grab a bite to eat or check out the airport shops.
How long is a Delta Air Lines flight from SEA to LIS?
Life is one big, exciting journey — and so is your trip from SEA to LIS with Delta Air Lines. Taking around 12 hours and 37 minutes, be sure to bring a few comforts on board like noise-canceling headphones, a jacket and toiletries.
How many direct and indirect flights does Delta Air Lines fly from SEA to LIS?
Delta Air Lines makes arranging a trip from Seattle - Tacoma Intl. Airport (SEA) to LIS simple and worry-free. It currently offers at least 10 weekly flights on this popular route.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to LIS, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best Delta flight from Seattle SEA to Lisbon LIS 

To find the best deals on flights to Seattle from Lisbon with Delta, just enter your travel dates, filter by Delta, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Seattle SEA to Lisbon LIS with Delta 

If you’re planning a round trip, booking return flights with Delta is usually the most cost-effective option. With airfares ranging from $635 to $975, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way Delta flights from Seattle SEA to Lisbon LIS 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Delta flight from Seattle to Lisbon costs from $975. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Lisbon LIS from  Seattle SEA with Delta 

To find a cheap Delta flight from Seattle SEA to Lisbon LIS, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on Delta flights from Seattle SEA to Lisbon LIS 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as October, or if you book a flight with a stopover. 

 

Find nonstop flights from Seattle SEA to Lisbon LIS with Delta 

If you’re keen to be on Lisbon soil fast, don’t waste time with a stopover—filter your search results to show direct Delta flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for Delta flights from Seattle SEA to Lisbon LIS 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Lisbon LIS from  Seattle SEA with Delta on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

Delta Airports
Hop on a(n) Delta flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ATLUSAHartsfield-Jackson Atlanta Intl.252
DTWUSADetroit Metropolitan Wayne County156
MSPUSAMinneapolis - St. Paul Intl.131
SLCUSASalt Lake City Intl.116
SEAUSASeattle - Tacoma Intl.57
LAXUSALos Angeles Intl.41
AMSNLDSchiphol31
YYCCANCalgary Intl.26
YYZCANPearson Intl.24
JFKUSAJohn F. Kennedy Intl.23

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