Flights from Key West to Portsmouth

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Info about flights from Key West to Portsmouth

Some useful info about flights from Key West to Portsmouth to help you plan your next trip

Best price last 15 days $127
Average number of flights per week 1
How do we get the info you see here? Please note that we offer an online comparison service and that all information and prices regarding services and/or products available on our website are provided by our third-party partners. We do our best to show you up-to-date information, but please note that we are not responsible for the completeness or accuracy of the information published, so please check all conditions carefully on the website of the partner before making a booking. Please check our Terms and Conditions for more details. Read more

Top airlines on the route Key West - Portsmouth

Airlines providing flights to Portsmouth from Key West

Allegiant Air
Allegiant Air

Is it worth flying from Key West to Portsmouth?

It depends. Prices for flights from Key West to Portsmouth fluctuate based on several factors.

$127 is the lowest fare found in the past 15 days.

Travel agencies and airlines sometimes offer promotional prices on certain routes — it’s worth checking regularly. Also, many travelers look for weekend flights, so booking in advance is recommended.

Which airports are most convenient between Key West and Portsmouth?

Whether it’s cost or connection time, the right airport combination can make a difference.

  • Airports in Key West: Only Key West - International is currently active.
  • Airports in Portsmouth: Portsmouth - Pease International is the only functioning airport for now.

In some cases, flying into a secondary airport can also reduce transfer costs. Connections from multiple airports give you more flight options and airlines.

Plan your journey from Key West to Portsmouth with ease

Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.

Other popular destinations

Exploring options in United States? These cities are trending: Atlanta, Los Angeles, Miami, New York City, Orlando.

Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.
Frequently Asked Questions

Frequently asked questions about flights from Key West to Portsmouth.

How much does an airline ticket from Key West to Portsmouth cost?

The lowest price recorded in the last 15 days for a flight from Key West to Portsmouth is $127.

How far is Key West from Portsmouth?

Key West is about 1422 mi from Portsmouth.

What are the airports in Portsmouth?

Portsmouth has one airport: Portsmouth - Pease International.

What are the airports in Key West?

Key West has one airport: Key West - International.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Atlanta, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Key West to Portsmouth?

The best time to book a flight from Key West to Portsmouth is 1 month in advance, while the worst time is 3 weeks in advance.

What is the cheapest month to fly from Key West to Portsmouth?

This information is not available at the moment.

What is the most expensive month to fly from Key West to Portsmouth?

This information is not available at the moment.

What is the best day of the week to fly from Key West to Portsmouth?

For flights from Key West to Portsmouth Monday is on average the cheapest day to fly, while Monday is the most expensive day to fly.