FlightsFrom Seattle

To Lisbon

Cheap Flights from Seattle to Lisbon

Browse current best options from Seattle. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

Seattle

RatePunk searches hundreds of travel sites at once for deals on flights to Lisbon

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from Seattle to Lisbon

Explore current cheapest deals departing from Seattle to Lisbon

September 11 - September 14

Cheapest
Best

SEA - Lisbon

$876

$702

Round trip

September 1 - September 12

SEA - Lisbon

$809

$724

Round trip

September 1 - September 13

SEA - Lisbon

$806

$728

Round trip

October 13 - October 21

SEA - Lisbon

$793

$731

Round trip

August 18 - August 25

Earliest

SEA - Lisbon

$753

$734

Round trip

September 5 - September 19

SEA - Lisbon

$810

$737

Round trip

September 10 - September 16

SEA - Lisbon

$849

$737

Round trip

September 2 - September 13

SEA - Lisbon

$809

$738

Round trip

October 12 - October 21

SEA - Lisbon

$797

$743

Round trip

August 18 - August 27

Earliest

SEA - Lisbon

$742

$745

Round trip

Unlock all 500+ flight deals to Lisbon and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from Seattle to Lisbon

Right now, the cheapest month to fly from Seattle to Lisbon is January, with a median fare of $404. This is significantly lower than the overall typical price for this route. Other cost-effective options include April, where the median fare is $529, and May, with a median fare of $554. Planning your trip during these months can lead to substantial savings.
Fares for cheap flights from Seattle to Lisbon typically range from $521–$1172, with a median of $745. Right now, current fares are above the typical level for this route. Only 6% of recent fares were classified as a good price, indicating that finding a particularly low fare might require some flexibility or advance planning. New deals appear almost daily, so setting up a price alert could be beneficial.
When flying from Seattle to Lisbon, most itineraries connect at least once. There are no direct flights from Seattle to Lisbon, meaning all journeys will involve stopovers. For connecting itineraries, the typical number of connections is 2, which can add to the overall travel time.
A typical journey from Seattle to Lisbon takes about 29h 31m, including connections. This duration accounts for the necessary stopovers, as there are no direct flights available on this long-haul route. Given the distance and required connections, travelers should plan for an extended travel day.

How much is a round trip from Seattle to Lisbon

Regular price: $727 - $1,377

Prices for flights from Seattle to Lisbon are currently below the regular range.

The regular price range for this route is $727 to $1377. The current lowest deal is $702 with Icelandair, departing on Sep 11 and returning on Sep 14.

now $702

Low $727

High $1,377

The cheapest time to fly from Seattle to Lisbon

The cheapest month to fly from Seattle to Lisbon is January, with a median price of $404. The most expensive month is June, with a median price of $1307. Prices are generally lower from January to December.

January

Cheapest

Flights from $404

June

Most Expensive

Flights from $1,307

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Direct flights from Seattle to Lisbon

Airline logo

Icelandair

Airline logo

Alaska Airlines, Inc.

Airline logo

Air Canada

Airline logo

Air France

Last-minute flights going from Seattle to Lisbon

Sun, Jul 12

⌛ Last-Minute

SEA - Lisbon

Lufthansa

Seattle (SEA) - Lisbon (LIS)

Lufthansa

$773

$929

One-way

Sun, Aug 2

⌛ Last-Minute

SEA - Lisbon

Lufthansa

Seattle (SEA) - Lisbon (LIS)

Lufthansa

$716

$905

One-way

Tue, Aug 4

⌛ Last-Minute

SEA - Lisbon

Lufthansa

Seattle (SEA) - Lisbon (LIS)

Lufthansa

$744

$922

One-way

Wed, Aug 5

⌛ Last-Minute

SEA - Lisbon

Icelandair

Seattle (SEA) - Lisbon (LIS)

Icelandair

$708

$773

One-way

Sun, Aug 16

⌛ Last-Minute

SEA - Lisbon

Icelandair

Seattle (SEA) - Lisbon (LIS)

Icelandair

$732

$813

One-way

Mon, Aug 17

⌛ Last-Minute

SEA - Lisbon

Icelandair

Seattle (SEA) - Lisbon (LIS)

Icelandair

$733

$765

One-way

Biggest price drops on these dates for flights from Seattle to Lisbon

3 nights

Sep 11 - Sep 14

$876  →  $702

20%

6 nights

Sep 10 - Sep 16

$849  →  $737

13%

7 nights

Sep 21 - Sep 28

$877  →  $773

12%

2 nights

Sep 8 - Sep 10

$881  →  $795

10%

Popular Airports to fly from Seattle to Lisbon

Seattle - Lisbon route insights

💸 Price insights

Recent fares are above the typical level

Recent fares from Seattle to Lisbon are above the typical level, with 6% good prices.

📅 Best time to fly

January is historically the cheapest month to fly

Historically, January is the cheapest month to fly from Seattle to Lisbon, with a median price of $404.

⏱️ Flight duration

Flights are typically 29h 31m long

Flights from Seattle to Lisbon typically take 29h 31m, with 2 stopovers when connecting.

✈️ Airlines & availability

Connecting flights are dominant on this route

Connecting flights are dominant for Seattle to Lisbon. There are no direct flights available.

🏆 Airline highlight

Icelandair offers deals on this route

Icelandair has offered 32 deals on connecting flights from Seattle to Lisbon.

🎯 Booking tip

Deals appear frequently, about 1 per day

Deals for flights from Seattle to Lisbon appear frequently, about 1 per day.

Seattle main airports to depart from

Seattle–Tacoma International (SEA)

Cheapest

Fly from Seattle–Tacoma International for direct or connecting flights to Lisbon.

📍 ~20 km from Seattle (reachable by car or train)

💸 Flights from ~$702

Boeing Field (BFI)

Consider Boeing Field as an alternative departure point for flights to Lisbon.

📍 ~10 km from Seattle (reachable by car)

💸 Flights from ~$1197

Kenmore Air Harbor Seaplane Base (LKE)

Kenmore Air Harbor Seaplane Base offers another departure option for your trip to Lisbon.

📍 ~5 km from Seattle (reachable by car)

💸 Flights from ~$702

Lisbon main airports to arrive at

Lisbon Portela (LIS)

Cheapest

Lisbon Portela Airport is the primary gateway to Lisbon, offering direct access to the city and surrounding areas.

📍 ~7 km from city center (reachable by metro, bus, or car)

💸 Flights from ~$702

Airports nearby Lisbon used as alternative

Porto (OPO)

Porto (OPO) is a major international hub with an extensive route network comparable to Lisbon.

📍 ~280 km from Lisbon (reachable by train or car, ~3 hours travel time)

💸 Flights from ~$734

Faro (FAO)

Faro (FAO) offers significant international traffic, especially from low-cost carriers, for European leisure destinations.

📍 ~220 km from Lisbon (reachable by car, ~2.5 to 3 hours travel time)

💸 Flights from ~$774

Seville (SVQ)

Seville (SVQ) is a major Spanish airport with diverse European connections, accessible via cross-border road links.

📍 ~310 km from Lisbon (reachable by car, ~4 hours travel time)

💸 Flights from ~$716

Málaga (AGP)

Cheapest

Málaga (AGP) is a large international hub with many long-haul and budget options.

📍 ~460 km from Lisbon (reachable by car, over 4.5 hours travel time)

💸 Flights from ~$696

Badajoz (BJZ)

Badajoz (BJZ) is geographically the closest Spanish airport to Lisbon, useful for specific regional connections.

📍 ~200 km from Lisbon (reachable by car)

💸 Flights from ~$870

Business & First Class Flight Deals to Lisbon

Discover luxury on the budget with premium cabin class on flights from Seattle to Lisbon.

Elite

Best Elite deals to Lisbon

Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.

From SEA

Elite

Aug 01

Lisbon, Portugal

95% AI deal score

$6,947

$3,294

Save $3,653

From SEA

Elite

Aug 11

Lisbon, Portugal

94% AI deal score

$6,465

$3,121

Save $3,344

From SEA

Elite

Aug 11

Lisbon, Portugal

94% AI deal score

$6,379

$3,121

Save $3,258

From SEA

Elite

Aug 11

Lisbon, Portugal

94% AI deal score

$6,265

$3,124

Save $3,141

From SEA

Elite

Aug 11

Lisbon, Portugal

94% AI deal score

$6,265

$3,126

Save $3,139

From SEA

Elite

Aug 12

Lisbon, Portugal

94% AI deal score

$6,327

$3,203

Save $3,124

From SEA

Elite

Aug 12

Lisbon, Portugal

94% AI deal score

$6,469

$3,207

Save $3,262

From SEA

Elite

Aug 01

Lisbon, Portugal

94% AI deal score

$6,384

$3,266

Save $3,118

From SEA

Elite

Aug 01

Lisbon, Portugal

94% AI deal score

$6,454

$3,309

Save $3,145

From SEA

Elite

Aug 01

Lisbon, Portugal

94% AI deal score

$6,473

$3,310

Save $3,163

From SEA

Elite

Aug 12

Lisbon, Portugal

94% AI deal score

$6,383

$3,328

Save $3,055

From SEA

Elite

Aug 12

Lisbon, Portugal

94% AI deal score

$6,510

$3,376

Save $3,134

From SEA

Elite

Aug 12

Lisbon, Portugal

94% AI deal score

$6,423

$3,376

Save $3,047

From SEA

Elite

Aug 01

Lisbon, Portugal

94% AI deal score

$6,454

$3,376

Save $3,078

From SEA

Elite

Aug 12

Lisbon, Portugal

93% AI deal score

$6,308

$3,376

Save $2,932

From SEA

Elite

Aug 12

Lisbon, Portugal

93% AI deal score

$6,432

$3,398

Save $3,034

From SEA

Elite

Nov 03

Lisbon, Portugal

92% AI deal score

$2,724

$1,890

Save $834

From SEA

Elite

Nov 10

Lisbon, Portugal

92% AI deal score

$2,719

$1,890

Save $829

From SEA

Elite

Nov 25

Lisbon, Portugal

92% AI deal score

$2,732

$1,890

Save $842

From SEA

Elite

Nov 11

Lisbon, Portugal

92% AI deal score

$2,720

$1,890

Save $830

From SEA

Elite

Nov 15

Lisbon, Portugal

92% AI deal score

$2,718

$1,894

Save $824

From SEA

Elite

Jul 21

Lisbon, Portugal

92% AI deal score

$2,656

$1,902

Save $754

From SEA

Elite

Jul 26

Lisbon, Portugal

92% AI deal score

$2,659

$1,902

Save $757

From SEA

Elite

Jul 23

Lisbon, Portugal

92% AI deal score

$2,656

$1,902

Save $754

From SEA

Elite

Jul 28

Lisbon, Portugal

92% AI deal score

$2,659

$1,902

Save $757

From SEA

Elite

Nov 09

Lisbon, Portugal

92% AI deal score

$2,723

$1,990

Save $733

From SEA

Elite

Nov 26

Lisbon, Portugal

92% AI deal score

$2,742

$1,990

Save $752

From SEA

Elite

Nov 30

Lisbon, Portugal

92% AI deal score

$2,735

$1,990

Save $745

From SEA

Elite

Nov 12

Lisbon, Portugal

92% AI deal score

$2,720

$1,990

Save $730

From SEA

Elite

Aug 24

Lisbon, Portugal

91% AI deal score

$6,484

$4,296

Save $2,188

From SEA

Elite

Jul 31

Lisbon, Portugal

91% AI deal score

$2,646

$1,935

Save $711

From SEA

Elite

Nov 28

Lisbon, Portugal

91% AI deal score

$2,740

$2,090

Save $650

From SEA

Elite

Oct 11

Lisbon, Portugal

90% AI deal score

$3,729

$2,851

Save $878

From SEA

Elite

Oct 11

Lisbon, Portugal

90% AI deal score

$3,789

$2,901

Save $888

From SEA

Elite

Oct 20

Lisbon, Portugal

89% AI deal score

$3,708

$2,995

Save $713

From SEA

Elite

Nov 01

Lisbon, Portugal

89% AI deal score

$4,057

$3,262

Save $795

From SEA

Elite

Oct 11

Lisbon, Portugal

84% AI deal score

$3,606

$2,995

Save $611

From SEA

Elite

Aug 03

Lisbon, Portugal

84% AI deal score

$6,611

$5,071

Save $1,540

From SEA

Elite

Dec 08

Lisbon, Portugal

84% AI deal score

$2,164

$1,889

Save $275

From SEA

Elite

Jul 14

Lisbon, Portugal

84% AI deal score

$2,636

$2,266

Save $370

From SEA

Elite

Jul 27

Lisbon, Portugal

84% AI deal score

$2,642

$2,266

Save $376

From SEA

Elite

Jul 15

Lisbon, Portugal

84% AI deal score

$2,635

$2,266

Save $369

From SEA

Elite

Nov 02

Lisbon, Portugal

83% AI deal score

$4,046

$3,337

Save $709

From SEA

Elite

Aug 05

Lisbon, Portugal

83% AI deal score

$6,483

$4,769

Save $1,714

From SEA

Elite

Aug 04

Lisbon, Portugal

83% AI deal score

$6,484

$4,769

Save $1,715

From SEA

Elite

Aug 11

Lisbon, Portugal

83% AI deal score

$2,187

$1,903

Save $284

From SEA

Elite

Aug 17

Lisbon, Portugal

83% AI deal score

$2,308

$1,981

Save $327

From SEA

Elite

Jul 14

Lisbon, Portugal

83% AI deal score

$2,610

$2,266

Save $344

From SEA

Elite

Jul 21

Lisbon, Portugal

83% AI deal score

$2,613

$2,266

Save $347

From SEA

Elite

Oct 16

Lisbon, Portugal

82% AI deal score

$3,777

$3,305

Save $472

From SEA

Elite

Nov 16

Lisbon, Portugal

82% AI deal score

$3,852

$3,357

Save $495

From SEA

Elite

Oct 17

Lisbon, Portugal

82% AI deal score

$3,856

$3,388

Save $468

From SEA

Elite

Aug 13

Lisbon, Portugal

82% AI deal score

$2,168

$1,902

Save $266

From SEA

Elite

Aug 09

Lisbon, Portugal

82% AI deal score

$2,185

$1,936

Save $249

From SEA

Elite

Aug 01

Lisbon, Portugal

82% AI deal score

$2,194

$1,954

Save $240

From SEA

Elite

Jul 30

Lisbon, Portugal

82% AI deal score

$2,648

$2,375

Save $273

From SEA

Elite

Oct 14

Lisbon, Portugal

81% AI deal score

$3,711

$3,335

Save $376

From SEA

Elite

Oct 13

Lisbon, Portugal

81% AI deal score

$3,866

$3,452

Save $414

From SEA

Elite

Oct 18

Lisbon, Portugal

81% AI deal score

$3,871

$3,461

Save $410

From SEA

Elite

Aug 01

Lisbon, Portugal

81% AI deal score

$2,197

$2,011

Save $186

From SEA

Elite

Aug 11

Lisbon, Portugal

81% AI deal score

$2,200

$2,022

Save $178

From SEA

Elite

Aug 16

Lisbon, Portugal

81% AI deal score

$2,272

$2,029

Save $243

From SEA

Elite

Oct 13

Lisbon, Portugal

80% AI deal score

$3,717

$3,397

Save $320

From SEA

Elite

Aug 11

Lisbon, Portugal

80% AI deal score

$6,469

$5,693

Save $776

From SEA

Elite

Aug 01

Lisbon, Portugal

80% AI deal score

$2,183

$2,011

Save $172

From SEA

Elite

Aug 01

Lisbon, Portugal

80% AI deal score

$2,194

$2,022

Save $172

From SEA

Elite

Nov 01

Lisbon, Portugal

79% AI deal score

$3,799

$3,605

Save $194

From SEA

Elite

Nov 08

Lisbon, Portugal

79% AI deal score

$3,787

$3,605

Save $182

From SEA

Elite

Nov 13

Lisbon, Portugal

79% AI deal score

$3,837

$3,660

Save $177

From SEA

Elite

Aug 07

Lisbon, Portugal

79% AI deal score

$2,161

$2,026

Save $135

From SEA

Elite

Oct 05

Lisbon, Portugal

78% AI deal score

$3,638

$3,527

Save $111

From SEA

Elite

Aug 19

Lisbon, Portugal

78% AI deal score

$2,195

$2,126

Save $69

From SEA

Elite

Aug 09

Lisbon, Portugal

78% AI deal score

$2,199

$2,128

Save $71

From SEA

Elite

Aug 22

Lisbon, Portugal

78% AI deal score

$2,194

$2,144

Save $50

From SEA

Elite

Aug 07

Lisbon, Portugal

78% AI deal score

$2,199

$2,145

Save $54

From SEA

Elite

Aug 23

Lisbon, Portugal

77% AI deal score

$2,163

$2,126

Save $37

From SEA

Elite

Aug 09

Lisbon, Portugal

77% AI deal score

$2,265

From SEA

Elite

Aug 17

Lisbon, Portugal

77% AI deal score

$2,392

From SEA

Elite

Aug 05

Lisbon, Portugal

76% AI deal score

$2,265

From SEA

Elite

Aug 06

Lisbon, Portugal

76% AI deal score

$2,377

From SEA

Elite

Aug 11

Lisbon, Portugal

76% AI deal score

$2,772

From SEA

Elite

Aug 10

Lisbon, Portugal

76% AI deal score

$2,794

From SEA

Elite

Aug 01

Lisbon, Portugal

76% AI deal score

$2,874

From SEA

Elite

Jul 29

Lisbon, Portugal

75% AI deal score

$4,769

From SEA

Elite

Nov 01

Lisbon, Portugal

75% AI deal score

$5,543

From SEA

Elite

Aug 11

Lisbon, Portugal

75% AI deal score

$2,796

From SEA

Elite

Aug 09

Lisbon, Portugal

74% AI deal score

$3,128

From SEA

Elite

Oct 22

Lisbon, Portugal

73% AI deal score

$4,685

From SEA

Elite

Jul 24

Lisbon, Portugal

72% AI deal score

$17,423

From SEA

Elite

Jul 25

Lisbon, Portugal

72% AI deal score

$17,423

From SEA

Elite

Dec 02

Lisbon, Portugal

71% AI deal score

$6,693

From SEA

Elite

Jun 20

Lisbon, Portugal

70% AI deal score

$8,065

From SEA

Elite

Jun 20

Lisbon, Portugal

70% AI deal score

$8,490

From SEA

Elite

Jun 20

Lisbon, Portugal

70% AI deal score

$8,490

From SEA

Elite

Jun 20

Lisbon, Portugal

70% AI deal score

$8,576

From SEA

Elite

Jun 24

Lisbon, Portugal

68% AI deal score

$6,746

From SEA

Elite

Jun 24

Lisbon, Portugal

68% AI deal score

$6,749

Frequently Asked Questions About Flights to Lisbon

To find more affordable flights, consider being flexible with your travel dates and times. Using flight comparison websites can help you compare prices across various airlines and booking platforms. Setting up price alerts may also notify you when fares drop for your desired route.

Booking flights in advance often provides better prices, though the ideal booking window can vary. Generally, purchasing tickets several weeks or months before your intended departure may result in more favorable fares. Prices can fluctuate, so monitoring them is often helpful.

Comparing nearby airports can sometimes uncover different flight options or potentially lower fares. While not always necessary, expanding your search to include airports within a reasonable distance of your origin or destination may offer more choices. Always consider the additional travel time and cost to reach these alternative airports.