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$493+ Cheap flights from Pasco (PSC) to London (LON)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
PSC — LON
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Find cheap flights from Pasco to London with Cheapflights

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Cheap flight deals from Pasco to London

Cheapest flights from Pasco to London
Explore the most affordable flight options available from Pasco to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This American Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/301:56 pm
PSC
-
LHR
1 stop17h 09m
American Airlines
Thu 4/1610:05 am
LHR
-
PSC
1 stop17h 43m
American Airlines
Deal found 1/19$624
This American Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:56 pm
PSC
-
LHR
2 stops16h 29m
American Airlines
Thu 4/1610:05 am
LHR
-
PSC
1 stop17h 43m
American Airlines
Deal found 1/20$628
This Finnair deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:56 pm
PSC
-
LHR
1 stop17h 09m
Multiple Airlines
Wed 4/154:10 pm
LHR
-
PSC
1 stop29h 23m
Multiple Airlines
Deal found 1/21$629
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/65:05 am
PSC
-
LHR
1 stop21h 25m
Delta
Fri 3/136:30 am
LHR
-
PSC
2 stops17h 09m
Delta
Deal found 1/21$630
This KLM deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/256:00 am
PSC
-
LHR
1 stop20h 00m
KLM
Wed 3/46:30 am
LHR
-
PSC
2 stops17h 46m
KLM
Deal found 1/21$631
This United Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:17 am
PSC
-
LHR
2 stops40h 53m
United Airlines
Tue 3/1011:10 am
LHR
-
PSC
2 stops33h 33m
United Airlines
Deal found 1/21$633
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:05 am
PSC
-
LHR
2 stops17h 50m
Delta
Wed 3/46:30 am
LHR
-
PSC
2 stops17h 46m
Delta
Deal found 1/21$635
This Delta deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/265:05 am
PSC
-
LHR
1 stop21h 25m
Delta
Sun 3/86:20 am
LHR
-
PSC
2 stops24h 09m
Delta
Deal found 1/21$636
This United Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:17 am
PSC
-
LHR
1 stop17h 08m
United Airlines
Sun 3/811:10 am
LHR
-
PSC
2 stops40h 44m
United Airlines
Deal found 1/20$642
This Delta deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/315:35 pm
PSC
-
LHR
1 stop14h 00m
Delta
Thu 4/1611:45 am
LHR
-
PSC
2 stops20h 14m
Delta
Deal found 1/19$645

Find flight deals from Pasco to London

Discover tips and strategies to find the most affordable flight options for your journey from Pasco (PSC) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$624
(American Airlines)

One-way from

$452
(Finnair)

Popular in

June

Cheapest in

September

Average price

$1,312
Provider with most accurate pricing for Pasco Tri Cities-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Pasco Tri Cities-London (LON) flights.
Search Deals
From Pasco Tri Cities to London (LON)
Search Deals
One-way flight from Pasco Tri Cities to London (LON)
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($240 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($68 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pasco to London 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 2,558,603 searches. Data last updated January 21, 2026.
Use the filters below to find and compare flights from Pasco to London that are best for you.

Fly from

Pasco

Fly to

London

Route

Depart

Return

Price

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Tue 3/31

1:56 pm-3:05 pm

1 stop17h 09m

London Heathrow

Wed 4/15

4:10 pm-1:33 pm

1 stop29h 23m

$629

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Tue 3/3

3:05 pm-7:25 am

1 stop32h 20m

London Heathrow

Tue 3/10

11:10 am-1:43 pm

2 stops33h 33m

$630

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Fri 3/6

5:05 am-10:30 am

1 stop21h 25m

London Heathrow

Fri 3/13

6:30 am-4:39 pm

2 stops17h 09m

$630

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Wed 2/25

6:00 am-10:00 am

1 stop20h 00m

London Heathrow

Wed 3/4

6:30 am-4:16 pm

2 stops17h 46m

$631

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Wed 2/25

5:05 am-6:55 am

2 stops17h 50m

London Heathrow

Wed 3/4

6:30 am-4:16 pm

2 stops17h 46m

$635

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Thu 2/26

6:45 am-7:05 am

1 stop16h 20m

London Heathrow

Sun 3/8

6:20 am-10:29 pm

2 stops24h 09m

$636

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Wed 4/1

12:45 pm-3:35 pm

1 stop18h 50m

London Heathrow

Thu 4/16

11:45 am-11:59 pm

2 stops20h 14m

$645

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Mon 3/30

6:30 am-1:05 pm

1 stop22h 35m

London Heathrow

Thu 4/16

11:45 am-11:59 pm

2 stops20h 14m

$645

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Sun 3/29

12:50 pm-12:10 pm

1 stop15h 20m

London Heathrow

Thu 4/16

11:45 am-11:59 pm

2 stops20h 14m

$645

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Thu 2/26

6:17 am-11:15 am

2 stops20h 58m

London Heathrow

Sun 3/8

11:10 am-8:54 pm

2 stops40h 44m

$647

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 16 results
1
2

Compare providers for flights from Pasco to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Pasco to London in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Pasco-London flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Pasco-London flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Pasco-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Pasco-London flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Pasco-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Pasco to London

Have a flexible travel schedule? Discover the best time to fly to London from Pasco with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Pasco to London
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated January 21, 2026.
See what other customers who have flown with Delta from Pasco to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,089 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,089 reviews
Delta
7.9
Good
8,089 reviews

Entertainment

7.8

Food

7.2

Crew

8.5

Comfort

7.9

Overall

7.9

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • What airport do you fly from for flights from Pasco to London?

    Pasco Tri Cities (PSC), located 1.9 mi from the city center, is the airport you fly out of when you book flights from Pasco to London. 1 airline have flights from Tri Cities to London on a regular basis. Booking flights from Pasco Tri Cities to London should not be difficult; the airport handles an average of 0 outbound flights to London per day.

  • How long is the flight from Pasco to London?

    Airlines like American Airlines, KLM, and United Airlines fly from Pasco to London in about 17h 09m. The time it takes to get you to your destination can typically vary by up to 15h 11m. There are 4763 mi between Pasco and London. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Pasco to London round-trip?

    Delta, at $702, was found to be the cheapest airline from Pasco to London.. You may be able to fly from Pasco to London for 28% less than the average price by searching for this airline.

  • Can I find deals for flights from Pasco to London that include hotel bookings?

    Yes. In addition to deals on Pasco to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pasco to London?

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

  • Can I find deals for business class flights from Pasco to London?

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

See more FAQs

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
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Top airline flying from Pasco to London

Discover the top airline that operate flights from Pasco to London. 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 2,558,603 searches. Data last updated January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$702Average$902FlexibilityNo cancel feeOn-timeN/A

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