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$593+ Cheap flights from Pasco (PSC) to Heathrow (LHR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
PSC — LHR
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Cheap flight deals from Pasco to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Pasco (PSC) to Heathrow (LHR). 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 October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$593
(Air France)

Popular in

December

Cheapest in

August

Average price

$750
Provider with most accurate pricing for Pasco Tri Cities-London Heathrow flight deals.
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Provider most trusted by Cheapflights users for Pasco Tri Cities-London Heathrow flights.
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From Pasco Tri Cities to London Heathrow
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Highest demand for flights based on searches. 22% potential increase in price ($307 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($78 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Pasco to Heathrow

Cheapest flights from Pasco to Heathrow
Explore the most affordable flight options available from Pasco to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This Air France deal was found by Cheapflights users on 10/21. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:00 amPSC - LHR
1 stop17h 05mAir France
Tue 11/256:20 amLHR - PSC
2 stops18h 03mAir France
Deal found 10/21$593
This Air France deal was found by Cheapflights users on 10/21. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1111:32 amPSC - LHR
1 stop14h 28mMultiple Airlines
Tue 11/2510:45 amLHR - PSC
1 stop14h 16mMultiple Airlines
Deal found 10/21$601
This Delta deal was found by Cheapflights users on 10/23. 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.
Sun 12/76:00 amPSC - LHR
1 stop17h 05mDelta
Sun 12/146:30 amLHR - PSC
2 stops21h 22mDelta
Deal found 10/23$622
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Mon 11/102:50 pmPSC - LHR
1 stop32h 35mUnited Airlines
Wed 11/267:30 amLHR - PSC
2 stops21h 32mUnited Airlines
Deal found 10/21$632
This Air France deal was found by Cheapflights users on 10/21. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:10 amPSC - LHR
1 stop20h 50mMultiple Airlines
Fri 12/128:40 amLHR - PSC
2 stops19h 12mMultiple Airlines
Deal found 10/21$635
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Mon 11/105:05 amPSC - LHR
2 stops22h 10mUnited Airlines
Fri 11/218:30 amLHR - PSC
2 stops22h 37mUnited Airlines
Deal found 10/21$636
This Trip.com deal was found by Cheapflights users on 10/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:00 pmPSC - LHR
1 stop13h 30mVirgin Atlantic
Fri 12/1212:20 pmLHR - PSC
1 stop18h 39mVirgin Atlantic
Deal found 10/21$637
This KLM deal was found by Cheapflights users on 10/23. 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.
Sun 12/76:00 amPSC - LHR
2 stops16h 50mMultiple Airlines
Sun 12/1410:45 amLHR - PSC
1 stop14h 19mMultiple Airlines
Deal found 10/23$639
This KLM deal was found by Cheapflights users on 10/22. 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.
Sun 12/76:00 amPSC - LHR
1 stop17h 05mKLM
Sun 12/1410:45 amLHR - PSC
1 stop14h 19mKLM
Deal found 10/22$641

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pasco to Heathrow 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 October 23, 2025.
Use the filters below to find and compare flights from Pasco to London Heathrow Airport that are best for you.

Fly from

Pasco

Fly to

Heathrow

Route

Depart

Return

Price

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Tue 11/11

6:00 am-6:50 am

2 stops16h 50m

London Heathrow

Tue 11/25

6:20 am-4:23 pm

2 stops18h 03m

$598

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Wed 2/25

11:45 am-10:00 am

1 stop14h 15m

London Heathrow

Wed 3/4

6:20 am-4:18 pm

2 stops17h 58m

$600

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Wed 2/25

6:30 am-9:00 am

2 stops18h 30m

London Heathrow

Wed 3/4

6:20 am-4:18 pm

2 stops17h 58m

$605

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Mon 11/10

6:25 am-7:25 am

1 stop17h 00m

London Heathrow

Thu 11/27

9:00 am-11:41 am

2 stops34h 41m

$622

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Sun 12/7

6:15 am-10:30 am

1 stop20h 15m

London Heathrow

Sun 12/14

8:40 am-7:52 pm

2 stops19h 12m

$622

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Compare providers for flights from Pasco to Heathrow

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 Heathrow in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 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 Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Pasco-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Pasco-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Pasco-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Heathrow Airport 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 Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 Heathrow Airport

What is the cheapest month to book a flight from Pasco to London Heathrow Airport?

Currently, August is the cheapest month in which you can book a flight from Pasco to London Heathrow Airport (average of $631). Flying from Pasco to London Heathrow Airport in June is currently the most expensive (average of $1,122). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated October 23, 2025.
Peruse reviews from past customers who have flown with Delta from Pasco to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,982 reviews

Crew

8.5

Overall

7.9

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,982 reviews
Delta
7.9
Good
7,982 reviews

Crew

8.5

Overall

7.9

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Pasco to Heathrow. 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 Heathrow?

    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 Heathrow. 1 airline have flights from Tri Cities to London Heathrow on a regular basis. Booking flights from Pasco Tri Cities to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

  • How long is the flight from Pasco to London Heathrow Airport?

    A quick flight from Pasco to London Heathrow Airport can take about 16h 50m. Air France provides one of the quickest options available for as low as $598. There are 4763 mi between Pasco and London Heathrow Airport. This flight may include one or multiple stops.

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

    Our cheapest airline available from Pasco to London Heathrow Airport is Delta. Our recent data shows that you can find tickets from as low as $702 on this airline. Delta is priced at 31% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Pasco to London Heathrow Airport?

    Currently, August is the cheapest month in which you can book a flight from Pasco to London Heathrow Airport (average of $631). Flying from Pasco to London Heathrow Airport in June is currently the most expensive (average of $1,122). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Pasco to Heathrow

Discover the top airline that operate flights from Pasco to Heathrow. 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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$702Average$1,038FlexibilityNo cancel feeOn-timeN/A

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