SEA

$99 Find Cheap Flights from New Hampshire to Seattle

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Seattle departing on 9/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

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Flights Deals

Cheap Flights from New Hampshire to Seattle

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from New Hampshire to Seattle that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from New Hampshire to Seattle

Mon, Sep 8 - Tue, Sep 16
JetBlue Logo
7:00 am - 10:19 amBOS-SEA
6h 19mnonstop
JetBlue Logo
11:30 am - 8:26 pmSEA-BOS
5h 56mnonstop
$195JetBlue
Find Deal
Sat, Sep 13 - Sat, Sep 20
JetBlue Logo
7:00 am - 10:19 amBOS-SEA
6h 19mnonstop
JetBlue Logo
11:30 am - 8:23 pmSEA-BOS
5h 53mnonstop
$209JetBlue
Find Deal
Sat, Sep 13 - Sat, Sep 20
Hawaiian Airlines Logo
6:55 pm - 10:08 pmBOS-SEA
6h 13mnonstop
Hawaiian Airlines Logo
3:59 pm - 12:27 amSEA-BOS
5h 28mnonstop
$217Hawaiian Airlines
Find Deal
Sat, Sep 13 - Tue, Sep 16
Alaska Airlines Logo
8:23 pm - 8:07 amBOS-SEA
14h 44m1 stop
Alaska Airlines Logo
3:59 pm - 12:27 amSEA-BOS
5h 28mnonstop
$227Alaska Airlines
Find Deal
Mon, Oct 6 - Mon, Oct 6
Alaska Airlines Logo
6:43 pm - 10:02 pmBOS-SEA
6h 19mnonstop
Alaska Airlines Logo
11:15 pm - 7:53 amSEA-BOS
5h 38mnonstop
$231Alaska Airlines
Find Deal
Sat, Sep 13 - Sat, Sep 20
American Airlines Logo
2:40 pm - 8:09 pmBOS-SEA
8h 29m1 stop
American Airlines Logo
11:05 pm - 10:10 amSEA-BOS
8h 05m1 stop
$235American Airlines
Find Deal
Sat, Oct 18 - Mon, Oct 20
American Airlines Logo
5:44 pm - 12:27 amBOS-SEA
9h 43m1 stop
American Airlines Logo
12:34 am - 12:11 pmSEA-BOS
8h 37m1 stop
$237American Airlines
Find Deal
Wed, Aug 27 - Wed, Sep 3
Southwest Logo
11:25 am - 9:40 pmBOS-SEA
13h 15m1 stop
Southwest Logo
9:10 pm - 10:00 amSEA-BOS
9h 50m1 stop
$242Southwest
Find Deal
Sat, Sep 13 - Sat, Sep 20
Hawaiian Airlines Logo
7:45 am - 4:51 pmBOS-SEA
12h 06m1 stop
Hawaiian Airlines Logo
3:59 pm - 12:27 amSEA-BOS
5h 28mnonstop
$250Hawaiian Airlines
Find Deal
Wed, Aug 27 - Wed, Sep 3
Southwest Logo
11:25 am - 9:40 pmBOS-SEA
13h 15m1 stop
Southwest Logo
5:15 am - 7:10 pmSEA-BOS
10h 55m2 stops
$293Southwest
Find Deal
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Good to know

Low seasonJanuary
Cheapest flight$99
Best time to beat the crowds with an average 14% drop in price.
Most popular time to fly with an average 7% increase in price.
Flight from Boston to Seattle

FAQs for booking flights from New Hampshire to Seattle

  • How does KAYAK find such low prices on flights from New Hampshire to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from New Hampshire to Seattle.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from New Hampshire is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from New Hampshire to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back to New Hampshire with another airline.

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

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from New Hampshire up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Seattle

Information on the airport you'll fly into in Seattle

Seattle (SEA)

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