Find deals on international flights from Seattle

Find deals on international flights from Seattle

Round-trip
Economy
Boston (BOS)
To?
Fri 4/3
Fri 4/10
Any month
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Search hundreds of travel sites at once for cheap international flights from Seattle

Book cheap flights from Seattle to Anywhere (round-trip)

Airports
Origin
Seattle
$30
only
$30
Destination
San Diego
$59
only
$59
Fort Lauderdale
$43
only
$43
Phoenix
$33
only
$33
New Orleans
$54
only
$54
Denver
$43
only
$43
Las Vegas
$30
only
$30
Houston
$42
only
$42
$40
only
$40
Mon, May 11
SEA
Seattle/Tacoma Airport
LAS
Las Vegas McCarran Airport
2h 32m
Thu, May 14
LAS
Las Vegas McCarran Airport
SEA
Seattle/Tacoma Airport
2h 43m
Trip: 4 days
Based on null reviews
Thu, May 14
SEA
Seattle/Tacoma Airport
LAS
Las Vegas McCarran Airport
2h 31m
Sun, May 17
LAS
Las Vegas McCarran Airport
SEA
Seattle/Tacoma Airport
2h 39m
Trip: 4 days
Based on null reviews
Mon, Jun 1
SEA
Seattle/Tacoma Airport
LAS
Las Vegas McCarran Airport
2h 35m
Thu, Jun 4
LAS
Las Vegas McCarran Airport
SEA
Seattle/Tacoma Airport
2h 43m
Trip: 4 days
Based on null reviews
Sun, Apr 5
SEA
Seattle/Tacoma Airport
PHX
Phoenix Sky Harbor Airport
3h 09m
Tue, Apr 7
PHX
Phoenix Sky Harbor Airport
SEA
Seattle/Tacoma Airport
3h 19m
Trip: 3 days
Based on null reviews
Wed, Apr 8
SEA
Seattle/Tacoma Airport
LAS
Las Vegas McCarran Airport
2h 27m
Sun, Apr 12
LAS
Las Vegas McCarran Airport
SEA
Seattle/Tacoma Airport
2h 44m
Trip: 5 days
Based on null reviews
Fri, May 1
SEA
Seattle/Tacoma Airport
HOU
Houston Hobby Airport
4h 18m
Mon, May 4
HOU
Houston Hobby Airport
SEA
Seattle/Tacoma Airport
4h 41m
Trip: 4 days
Based on null reviews
Tue, Jun 2
SEA
Seattle/Tacoma Airport
IAH
Houston George Bush Airport
8h 17m
Mon, Jun 8
IAH
Houston George Bush Airport
SEA
Seattle/Tacoma Airport
4h 41m
Trip: 7 days
Based on null reviews
Tue, Jun 2
SEA
Seattle/Tacoma Airport
HOU
Houston Hobby Airport
8h 17m
Mon, Jun 8
HOU
Houston Hobby Airport
SEA
Seattle/Tacoma Airport
4h 41m
Trip: 7 days
Based on null reviews
Thu, Jun 4
SEA
Seattle/Tacoma Airport
LAS
Las Vegas McCarran Airport
2h 31m
Mon, Jun 8
LAS
Las Vegas McCarran Airport
SEA
Seattle/Tacoma Airport
2h 42m
Trip: 5 days
Based on null reviews
Fri, May 8
SEA
Seattle/Tacoma Airport
DEN
Denver Airport
2h 50m
Fri, May 15
DEN
Denver Airport
SEA
Seattle/Tacoma Airport
2h 57m
Trip: 8 days
Based on null reviews
Mon, May 11
SEA
Seattle/Tacoma Airport
FLL
Fort Lauderdale-Hollywood Airport
9h 24m
Fri, May 15
FLL
Fort Lauderdale-Hollywood Airport
SEA
Seattle/Tacoma Airport
10h 37m
Trip: 5 days
Based on null reviews
Fri, Apr 3
SEA
Seattle/Tacoma Airport
HOU
Houston Hobby Airport
10h 47m
Tue, Apr 7
HOU
Houston Hobby Airport
SEA
Seattle/Tacoma Airport
10h 32m
Trip: 5 days
Based on null reviews
Fri, Jun 5
SEA
Seattle/Tacoma Airport
LAS
Las Vegas McCarran Airport
2h 29m
Fri, Jun 12
LAS
Las Vegas McCarran Airport
SEA
Seattle/Tacoma Airport
2h 42m
Trip: 8 days
Based on null reviews
Mon, Jun 1
SEA
Seattle/Tacoma Airport
FLL
Fort Lauderdale-Hollywood Airport
9h 24m
Wed, Jun 10
FLL
Fort Lauderdale-Hollywood Airport
SEA
Seattle/Tacoma Airport
10h 36m
Trip: 10 days
Based on null reviews
Sat, Apr 4
SEA
Seattle/Tacoma Airport
PHX
Phoenix Sky Harbor Airport
3h 09m
Sat, Apr 11
PHX
Phoenix Sky Harbor Airport
SEA
Seattle/Tacoma Airport
3h 12m
Trip: 8 days
Based on null reviews
Thu, Apr 23
SEA
Seattle/Tacoma Airport
DEN
Denver Airport
2h 55m
Sun, Apr 26
DEN
Denver Airport
SEA
Seattle/Tacoma Airport
2h 59m
Trip: 4 days
Based on null reviews
Thu, May 7
SEA
Seattle/Tacoma Airport
MSY
Louis Armstrong New Orleans Airport
9h 02m
Mon, May 11
MSY
Louis Armstrong New Orleans Airport
SEA
Seattle/Tacoma Airport
9h 00m
Trip: 5 days
Based on null reviews
Fri, Jun 5
SEA
Seattle/Tacoma Airport
DEN
Denver Airport
2h 47m
Wed, Jun 10
DEN
Denver Airport
SEA
Seattle/Tacoma Airport
7h 27m
Trip: 6 days
Based on null reviews
Sat, Jun 6
SEA
Seattle/Tacoma Airport
DEN
Denver Airport
8h 07m
Sun, Jun 7
DEN
Denver Airport
SEA
Seattle/Tacoma Airport
3h 04m
Trip: 2 days
Based on null reviews
Sat, Apr 4
SEA
Seattle/Tacoma Airport
SAN
San Diego Airport
13h 51m
Tue, Apr 7
SAN
San Diego Airport
SEA
Seattle/Tacoma Airport
8h 51m
Trip: 4 days
Based on null reviews

FAQs for booking Seattle to Worldwide flights

Are flight prices cheaper from Seattle to Worldwide because of Coronavirus (COVID-19)?
Currently, KAYAK has observed decreased prices for several flights because of COVID-19. Unnecessary travel is not recommended at this time, and flights may be at risk of cancellation: please refer to local authorities in both Seattle and Worldwide for any travel warnings, and please check the airline's cancellation policy and travel advisories before booking your trip. For more advice, please view our information page on what to know about coronavirus (COVID-19) and travel.
How does KAYAK’s flight Price Forecast tool help me choose the right time to buy?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a given destination and date is likely to change within 7 days, so travelers know whether to wait or book now.
*
Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an and someone from our team will get back to you promptly.

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