Find cheap flights from Baltimore to Seattle

Find cheap flights from Baltimore to Seattle

Round-trip
Economy
Baltimore (BWI)
Seattle/Tacoma Intl
Wed 8/5
Wed 8/12
Any month
Compare vs. KAYAK |
Search hundreds of travel sites at once for deals on flights to Seattle

FAQs for booking Baltimore to Seattle flights

How does KAYAK find such low prices on flights from Baltimore to Seattle?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Baltimore to Seattle?

What is the Hacker Fare option on flights from Baltimore to Seattle?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Baltimore to Seattle?

Top airline flying Baltimore/Washington to Seattle

Scores according to KAYAK customer reviews

5.6
Spirit Airlines
Overall score based on 61,191 reviews
6.2
Boarding
5.4
Comfort
6.5
Crew
4.6
Entertainment
4.8
Food
Airline reviews
Read more about Spirit Airlines

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

Airports
Origin
Baltimore
$91
only
$91
Destination
Seattle
$91
only
$91
Sat, Sep 12
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
8h 00m
Sat, Sep 19
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
4h 59m
Trip: 8 days
Based on null reviews
Sat, Sep 19
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
8h 00m
Mon, Sep 21
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
20h 54m
Trip: 3 days
Based on null reviews
Sat, Sep 12
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
8h 00m
Fri, Sep 18
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
16h 03m
Trip: 7 days
Based on null reviews
Sat, Sep 19
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
8h 00m
Mon, Sep 21
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
4h 59m
Trip: 3 days
Based on null reviews
Sat, Sep 12
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
8h 00m
Fri, Sep 18
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
16h 03m
Trip: 7 days
Based on null reviews
Thu, Jul 30
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
18h 59m
Mon, Aug 3
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
14h 26m
Trip: 5 days
Based on null reviews
Thu, Jul 30
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
18h 59m
Sun, Aug 2
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
12h 55m
Trip: 4 days
Based on null reviews
Sat, Sep 12
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
8h 00m
Sun, Sep 20
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
4h 59m
Trip: 9 days
Based on null reviews
Sat, Sep 12
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
20h 36m
Sat, Sep 19
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
4h 59m
Trip: 8 days
Based on null reviews
Sun, Sep 6
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
14h 49m
Sat, Sep 12
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
4h 59m
Trip: 7 days
Based on null reviews
Thu, Jul 30
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
30h 05m
Sun, Aug 2
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
20h 40m
Trip: 4 days
Based on null reviews
Wed, Sep 9
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
8h 00m
Tue, Sep 15
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
4h 59m
Trip: 7 days
Based on null reviews
Thu, Aug 27
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
12h 31m
Sun, Aug 30
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
5h 05m
Trip: 4 days
Based on null reviews
Thu, Jul 30
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
25h 02m
Mon, Aug 3
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
35h 16m
Trip: 5 days
Based on null reviews
Thu, Jul 30
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
38h 54m
Sun, Aug 2
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
12h 51m
Trip: 4 days
Based on null reviews
Sun, Sep 6
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
8h 56m
Fri, Sep 11
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
16h 03m
Trip: 6 days
Based on null reviews
Sat, Aug 1
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
25h 13m
Mon, Aug 31
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
21h 53m
Trip: 31 days
Based on null reviews
Sat, Sep 12
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
5h 50m
Sat, Sep 19
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
4h 59m
Trip: 8 days
Based on null reviews
Mon, Jul 27
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
19h 47m
Sun, Aug 2
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
12h 55m
Trip: 7 days
Based on null reviews
Thu, Jul 30
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
25h 02m
Sun, Sep 6
SEA
Seattle/Tacoma Airport
BWI
Baltimore/Washington Airport
20h 05m
Trip: 39 days
Based on null reviews

Book cheap flights from Baltimore to Seattle (one-way)

Airports
Origin
Baltimore
$49
only
$49
Destination
Seattle
$49
only
$49
Mon, Aug 3
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
12h 59m
Based on null reviews
Sat, Aug 1
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
25h 13m
Based on null reviews
Sat, Jul 25
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
23h 22m
Based on null reviews
Thu, Jul 30
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
25h 02m
Based on null reviews
Sat, Jul 25
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
40h 55m
Based on null reviews
Thu, Jul 30
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
22h 21m
Based on null reviews
Sat, Aug 1
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
25h 13m
Based on null reviews
Wed, Sep 9
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
5h 50m
Based on null reviews
Thu, Aug 13
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
26h 36m
Based on null reviews
Sun, Aug 2
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
15h 10m
Based on null reviews
Thu, Jul 30
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
38h 54m
Based on null reviews
Sat, Aug 22
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
24h 59m
Based on null reviews
Wed, Jul 29
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
18h 59m
Based on null reviews
Fri, Jul 24
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
50h 44m
Based on null reviews
Wed, Jul 29
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
42h 59m
Based on null reviews
Tue, Aug 4
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
41h 01m
Based on null reviews
Sat, Aug 1
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
42h 59m
Based on null reviews
Sun, Jul 26
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
31h 12m
Based on null reviews
Fri, Jul 24
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
18h 59m
Based on null reviews
Tue, Aug 4
BWI
Baltimore/Washington Airport
SEA
Seattle/Tacoma Airport
41h 01m
Based on null reviews
*
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.

^
The fares displayed include all taxes and fees for economy class travel and were found by the provider in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
-
1
  • Round-trip
  • One-way
  • Multi-city
  • Trip Builder
  • Economy
  • Premium Economy
  • Business
  • First
  • Multiple
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First
Economy
  • Economy
  • Premium Economy
  • Business
  • First