Cheap flights from New Hampshire to Seattle from $109
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Hampshire to Seattle departing on 9/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from New Hampshire to Seattle
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Seattle?
In general, January is the cheapest month to fly from New Hampshire to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $236. If you don’t want to visit Seattle in January, then you should wait until March to fly from New Hampshire, when ticket prices are also cheap, with an average price of $279.
What is the cheapest day to depart on your flight to Seattle?
On average, the least expensive day to fly to Seattle from New Hampshire is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $413. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from New Hampshire because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $550.
What is the cheapest time of day to depart on your flight to Seattle?
Flying to Seattle from New Hampshire in the evening is the least expensive time of day to depart. momondo users have found prices as low as $342 when looking at flights departing in the evening. Flights to Seattle are more costly in the morning, with an average ticket price of $483. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Seattle?
You are more likely to see cheaper flights to Seattle from New Hampshire when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $353 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from New Hampshire for as low as $327 on momondo.
What is the cheapest airline that flies from New Hampshire to Seattle/Tacoma Intl?
Hawaiian Airlines, United Airlines, and Alaska Airlines are the most popular carriers operating from New Hampshire to Seattle/Tacoma Intl
What airlines fly to Seattle?
American Airlines, Southwest and United Airlines are the top three most popular airlines that fly to Seattle from New Hampshire according to our data. American Airlines is the first choice among our users, with 69% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 3 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.
How many flights depart from New Hampshire to Seattle on average per week?
As of June 2025, there are 265 flights per week flying from New Hampshire to Seattle. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.
How long does it take to fly to Seattle?
Flight times vary depending on what airport in New Hampshire you fly out of and what airport in Seattle you fly into. For example, flying from Manchester to Seattle takes 8h 40m on average. On the other hand, flying from Lebanon to Seattle takes 8h 56m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.
Cheap New Hampshire to Seattle flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from New Hampshire to Seattle
When did momondo last update prices for flights from New Hampshire to Seattle/Tacoma Intl Airport?
Prices for flights from New Hampshire to Seattle/Tacoma Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from New Hampshire to Seattle/Tacoma Intl Airport?
The number of operators available for flights from New Hampshire to Seattle/Tacoma Intl Airport is 9 as of June 2025.
How old do you have to be to fly from New Hampshire to Seattle/Tacoma Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New Hampshire to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Best airlines flying from New Hampshire to Seattle
Compare and see reviews for airlines that fly from New Hampshire to Seattle with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $342 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $361 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $416 | Free Cancellation | Rating 8.0 4,280 reviews |
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from New Hampshire to Seattle?
Finding the right flight to Seattle from New Hampshire is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.
Can I find flights from New Hampshire to Seattle with flexible booking policies on momondo?
momondo does allow users to show only those flights to Seattle from New Hampshire which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from New Hampshire to Seattle?
Once you have performed a search for New Hampshire to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from New Hampshire to Seattle right now. Can momondo alert me if prices change?
Price alerts on flights to Seattle from New Hampshire are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.