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Cheap flights from Portsmouth to Washington from £610

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/5. 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.
LHR — SEA
30 Apr — 7 May1
1 adult
Tue 30/4
Tue 7/5

How far in advance should I book a flight from Portsmouth to State of Washington?

To save up to 24% on this flight, we recommend booking at least 49 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Portsmouth to State of Washington from £562 1-2 weeks out and tickets from £692 for flights departing within the next 72 hours.

What is the cheapest month to fly from Portsmouth to State of Washington?

The best pricing can be found in the month of February. Prices to State of Washington from Portsmouth average £535. You can even find prices in February for less than £535, as users have found deals to State of Washington from as low as £348. The month of July appears to be one of the more expensive times to travel to State of Washington from Portsmouth. Flying in the targeted month can save you up to 27%.

When is the cheapest time to fly from Portsmouth to State of Washington (P0R - WA)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portsmouth to State of Washington as you normally would.

Cheap KLM flights from Portsmouth to Washington

Explore cheap flight options specifically provided by KLM for the route between Portsmouth and Washington. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 925,685 searches. Data last updated 25 April 2024.
Check out some of the cheapest KLM flights we've come across from Portsmouth to Washington. Come back soon if you're not finding the exact deal you're looking for.
Mon 13/519:40SOU - SEA
1 stop22h 30mKLM
Tue 28/507:10SEA - SOU
2 stops16h 15mKLM
Deal found 25/4£610
Mon 13/519:40SOU - SEA
1 stop22h 30mKLM
Tue 28/513:30SEA - SOU
1 stop21h 40mKLM
Deal found 24/4£656
Mon 13/517:20SOU - SEA
1 stop24h 50mKLM
Tue 28/507:10SEA - SOU
2 stops16h 15mKLM
Deal found 24/4£676
Wed 26/607:55SOU - SEA
1 stop16h 40mKLM
Wed 3/717:15SEA - SOU
2 stops15h 35mKLM
Deal found 24/4£729
Wed 26/607:55SOU - SEA
1 stop16h 40mKLM
Wed 3/717:15SEA - SOU
2 stops15h 35mKLM
Deal found 25/4£735
Wed 26/607:55SOU - SEA
2 stops19h 15mKLM
Wed 3/717:15SEA - SOU
2 stops15h 35mKLM
Deal found 24/4£779
Wed 26/607:55SOU - SEA
2 stops19h 15mKLM
Wed 3/717:15SEA - SOU
2 stops15h 35mKLM
Deal found 25/4£785
Thu 2/517:20SOU - SEA
1 stop24h 55mKLM
Sun 5/518:10SEA - SOU
1 stop14h 40mKLM
Deal found 23/4£900
Wed 26/607:55SOU - SEA
1 stop16h 40mKLM
Wed 3/713:30SEA - SOU
1 stop19h 20mKLM
Deal found 25/4£906

Cheap Delta flights from Portsmouth to Washington

Explore cheap flight options specifically provided by Delta for the route between Portsmouth and Washington. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 925,685 searches. Data last updated 25 April 2024.
Some of the lowest-priced Delta flights we've found at this time heading from Portsmouth to Washington. Deals frequently update to provide users with more options.
Mon 13/507:55SOU - SEA
2 stops22h 17mDelta
Tue 28/507:10SEA - SOU
2 stops16h 15mDelta
Deal found 25/4£617
Wed 12/607:55SOU - SEA
1 stop16h 40mDelta
Wed 26/618:05SEA - SOU
1 stop17h 05mDelta
Deal found 24/4£664
Mon 13/507:55SOU - SEA
2 stops22h 17mDelta
Tue 28/507:10SEA - SOU
2 stops16h 15mDelta
Deal found 24/4£683
Wed 26/607:55SOU - SEA
1 stop16h 40mDelta
Wed 3/718:10SEA - SOU
1 stop14h 40mDelta
Deal found 24/4£711
Wed 26/607:55SOU - SEA
2 stops20h 55mDelta
Wed 3/718:10SEA - SOU
1 stop14h 40mDelta
Deal found 24/4£721
Mon 10/607:55SOU - SEA
1 stop16h 40mDelta
Mon 24/618:05SEA - SOU
1 stop17h 05mDelta
Deal found 24/4£770
Thu 2/507:55SOU - SEA
1 stop16h 45mDelta
Sun 5/523:05SEA - SOU
2 stops24h 20mDelta
Deal found 23/4£832
Thu 2/507:55SOU - SEA
2 stops22h 37mDelta
Sun 5/523:05SEA - SOU
2 stops24h 20mDelta
Deal found 23/4£837
Mon 10/607:55SOU - SEA
1 stop16h 40mDelta
Mon 24/618:05SEA - SOU
1 stop17h 05mDelta
Deal found 24/4£1,830

Cheap Portsmouth to Washington flights in April & May 2024

Find cheap flight options from Portsmouth to Washington specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 925,685 searches. Prices were last updated on 25 April 2024.
The lowest fares we've come across on flights travelling from Portsmouth to Washington in April and May 2024. Check back soon for alternative fares.
Mon 13/519:40SOU - SEA
1 stop22h 30mKLM
Tue 28/507:10SEA - SOU
2 stops16h 15mKLM
Deal found 25/4£610
Mon 13/507:55SOU - SEA
2 stops22h 17mDelta
Tue 28/507:10SEA - SOU
2 stops16h 15mDelta
Deal found 25/4£617
Mon 13/519:40SOU - SEA
1 stop22h 30mKLM
Tue 28/513:30SEA - SOU
1 stop21h 40mKLM
Deal found 24/4£656
Mon 13/517:20SOU - SEA
1 stop24h 50mKLM
Tue 28/507:10SEA - SOU
2 stops16h 15mKLM
Deal found 24/4£676
Mon 13/507:55SOU - SEA
2 stops22h 17mDelta
Tue 28/507:10SEA - SOU
2 stops16h 15mDelta
Deal found 24/4£683
Thu 2/507:55SOU - SEA
1 stop16h 45mDelta
Sun 5/523:05SEA - SOU
2 stops24h 20mDelta
Deal found 23/4£832
Thu 2/507:55SOU - SEA
2 stops22h 37mDelta
Sun 5/523:05SEA - SOU
2 stops24h 20mDelta
Deal found 23/4£837
Thu 2/517:20SOU - SEA
1 stop24h 55mKLM
Sun 5/518:10SEA - SOU
1 stop14h 40mKLM
Deal found 23/4£900

Portsmouth to Washington 2024 flight deals

Discover exclusive flight deals for travel between Portsmouth and Washington in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 925,685 searches. Data last updated 25 April 2024.
The lowest fares we've come across on flights travelling from Portsmouth to Washington in April and May 2024. Check back soon for alternative fares.
Mon 13/517:20SOU - SEA
1 stop24h 50mKLM
Tue 28/518:10SEA - SOU
1 stop14h 40mKLM
Deal found 25/4£610
Mon 13/507:55SOU - SEA
2 stops22h 17mDelta
Tue 28/507:10SEA - SOU
2 stops16h 15mDelta
Deal found 25/4£617
Mon 13/519:40SOU - SEA
1 stop22h 30mKLM
Tue 28/513:30SEA - SOU
1 stop21h 40mKLM
Deal found 24/4£656
Wed 12/607:55SOU - SEA
1 stop16h 40mDelta
Wed 26/618:05SEA - SOU
1 stop17h 05mDelta
Deal found 24/4£664
Mon 13/517:20SOU - SEA
1 stop24h 50mKLM
Tue 28/507:10SEA - SOU
2 stops16h 15mKLM
Deal found 24/4£676
Mon 13/507:55SOU - SEA
2 stops22h 17mDelta
Tue 28/507:10SEA - SOU
2 stops16h 15mDelta
Deal found 24/4£683
Wed 26/607:55SOU - SEA
1 stop16h 40mDelta
Wed 3/718:10SEA - SOU
1 stop14h 40mDelta
Deal found 24/4£711
Wed 26/607:55SOU - SEA
2 stops20h 55mDelta
Wed 3/718:10SEA - SOU
1 stop14h 40mDelta
Deal found 24/4£721
Wed 26/607:55SOU - SEA
1 stop16h 40mKLM
Wed 3/717:15SEA - SOU
2 stops15h 35mKLM
Deal found 24/4£729

Portsmouth to Washington flights leaving soon

Find last-minute flight options from Portsmouth to Washington for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 925,685 searches. Data last updated 25 April 2024.
Have a look at some of the last-minute flights available departing from Portsmouth to Washington. To prevent any unwanted surprises, users should verify their flight info before booking.
Thu 2/507:55SOU - SEA
1 stop16h 45mDelta
Sun 5/523:05SEA - SOU
2 stops24h 20mDelta
Deal found 23/4£832
Thu 2/507:55SOU - SEA
2 stops22h 37mDelta
Sun 5/523:05SEA - SOU
2 stops24h 20mDelta
Deal found 23/4£837
Thu 2/517:20SOU - SEA
1 stop24h 55mKLM
Sun 5/518:10SEA - SOU
1 stop14h 40mKLM
Deal found 23/4£900

Find flights from Portsmouth to Washington within your budget

Customise your flight search to find flights from Portsmouth to Washington that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 925,685 searches. Data last updated 25 April 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£610 - £790

Route

Depart

Return

Price

Southampton EastleighSeattle/Tacoma Intl

SOU - SEA

SOUSEA

Southampton Eastleigh

Mon 13/5

1 stop22h 30m

Seattle/Tacoma Intl

Tue 28/5

2 stops16h 15m

£610

Southampton EastleighSeattle/Tacoma Intl

SOU - SEA

SOUSEA

Southampton Eastleigh

Mon 13/5

2 stops22h 17m

Seattle/Tacoma Intl

Tue 28/5

2 stops16h 15m

£617

Southampton EastleighSeattle/Tacoma Intl

SOU - SEA

SOUSEA

Southampton Eastleigh

Mon 13/5

1 stop22h 30m

Seattle/Tacoma Intl

Tue 28/5

1 stop21h 40m

£656

Southampton EastleighSeattle/Tacoma Intl

SOU - SEA

SOUSEA

Southampton Eastleigh

Wed 12/6

1 stop16h 40m

Seattle/Tacoma Intl

Wed 26/6

1 stop17h 05m

£664

Southampton EastleighSeattle/Tacoma Intl

SOU - SEA

SOUSEA

Southampton Eastleigh

Mon 13/5

1 stop24h 50m

Seattle/Tacoma Intl

Tue 28/5

2 stops16h 15m

£676

Southampton EastleighSeattle/Tacoma Intl

SOU - SEA

SOUSEA

Southampton Eastleigh

Mon 13/5

2 stops22h 17m

Seattle/Tacoma Intl

Tue 28/5

2 stops16h 15m

£683

Southampton EastleighSeattle/Tacoma Intl

SOU - SEA

SOUSEA

Southampton Eastleigh

Wed 26/6

1 stop16h 40m

Seattle/Tacoma Intl

Wed 3/7

1 stop14h 40m

£711

Southampton EastleighSeattle/Tacoma Intl

SOU - SEA

SOUSEA

Southampton Eastleigh

Mon 10/6

2 stops23h 40m

Seattle/Tacoma Intl

Mon 24/6

2 stops23h 41m

£761

Southampton EastleighSeattle/Tacoma Intl

SOU - SEA

SOUSEA

Southampton Eastleigh

Mon 10/6

1 stop15h 21m

Seattle/Tacoma Intl

Mon 24/6

2 stops28h 24m

£790

Flights are sorted by cheapest first

Deals found on 25/4

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington. Reviews last updated 25 April 2024.
Read reviews from past customers who have flown KLM, Delta and British Airways from Portsmouth to Washington. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very Good
10,975 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very Good
10,975 reviews
Delta
8.1
Very Good
10,975 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

KLM
7.9
Good
1,628 reviews
Delta
8.1
Very Good
10,975 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

British Airways
6.8
Okay
6,924 reviews
Delta
8.1
Very Good
10,975 reviews
Check prices

Comfort

7.9

Boarding

8.2

Crew

8.6

Overall

8.1

Entertainment

8.0

Food

7.4

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Portsmouth to State of Washington for under £700 on Cheapflights?

    Yes, there are multiple flights from Portsmouth to State of Washington for under £700. The cheapest flight booked recently is on KLM for just £610, but on average you can expect to pay £734.

  • Are there last-minute flights available from Portsmouth to State of Washington for under £900?

    There are currently 3+ open flights from Portsmouth to State of Washington within the next 7 days for less than £900.

  • What are the most popular airlines that fly from Portsmouth to State of Washington?

    American Airlines, Air Canada and Air France are the most popular airlines when flying from Portsmouth to State of Washington.

  • What are the most reliable airlines from Portsmouth to State of Washington?

    Consider Aeromexico (85%), Singapore Airlines (85%) or Air France (84%) when booking your flight. These represent the most reliable airlines when flying from Portsmouth to State of Washington.

  • What are the cheapest flights from Portsmouth to State of Washington?

    Looking for the cheapest flight from Portsmouth to State of Washington? While on average our users pay £1,737, our data indicates the cheapest price to be £499. The most popular route (Southampton Eastleigh - Seattle/Tacoma Intl), is priced around £654.

  • What does LHR to SEA mean?

    This is defined as London Heathrow Airport (LHR) and Seattle/Tacoma Intl Airport (SEA). Codes like Seattle/Tacoma Intl Airport are often used to just call airports uniquely. Ready for more IATA code knowledge? These are related airports for your current travel destination: Spokane Airport (GEG), Pasco Tri Cities Airport (PSC), Bellingham Airport (BLI), Everett Paine Field Airport (PAE), Seattle Lake Union Spb Airport (LKE).

  • Can I find deals for flights from Portsmouth to Washington that include extra baggage allowance?

    The amount of baggage you can bring on your Portsmouth to Washington flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portsmouth to Washington with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portsmouth to Washington flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Portsmouth to Washington that include hotel bookings?

    Yes. In addition to deals on Portsmouth to Washington flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portsmouth to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Washington.

  • Can I find deals for business class flights from Portsmouth to Washington?

    Yes. Cheapflights offers flight deals from Portsmouth to Washington by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Portsmouth to Washington that allow pets onboard?

    Many airlines flying from Portsmouth to Washington offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portsmouth to Washington?

    Yes, you can often find last-minute deals on Portsmouth to Washington flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portsmouth to State of Washington flight deals updated?

    The Portsmouth to State of Washington flight deals you see on this page were last updated on 25/4.

See more FAQs

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Alternative routes for Portsmouth to Washington
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Top 10 airlines flying from Portsmouth to Washington

Discover the top 10 airlines that operate flights from Portsmouth to Washington. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 925,685 searches. Data last updated 25 April 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£267Average£587FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
British AirwaysCheapest£342Average£529FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£395Average£671FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
IcelandairCheapest£398Average£577FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
Air CanadaCheapest£435Average£512FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapest£441Average£610FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
LufthansaCheapest£446Average£602FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest£450Average£752FlexibilityNo cancel feeOn-time75%
Search KLM flights
United AirlinesCheapest£451Average£559FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air FranceCheapest£453Average£646FlexibilityNo cancel feeOn-time77%
Search Air France flights
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Search flights from Portsmouth to Washington by cabin class

Find flights from Portsmouth to Washington, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy class

Hourly flight availability from Portsmouth to Washington

Find hourly flight availability from Portsmouth to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 25 April 2024.
0%of flight departuresEarly morningMidnight to 6 am
42%of flight departuresMorning6 am to noon
58%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Midday
6 PM

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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portsmouth to Washington?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Washington from Portsmouth today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Washington?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portsmouth to Washington.

Can Cheapflights find flights from Portsmouth to Washington with no change fees?

Yes, we can. To see specific flights from Portsmouth to Washington with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Portsmouth to Washington become cheaper?

Of course! You can now track prices for flights from Portsmouth to Washington and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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