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$697+ 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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
PSC — LHR
Mar 26 — Apr 21
Wed 3/26
Wed 4/2
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 March 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$697
(Delta)

Popular in

January

Cheapest in

September

Average price

$748
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. 32% potential increase in price ($538 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($71 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 21, 2025.

This Delta deal was found by Cheapflights users on 3/19. 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 5/201:00 pmPSC - LHR
1 stop17h 15mDelta
Mon 6/26:30 amLHR - PSC
2 stops21h 05mDelta
Deal found 3/19$697
This KLM deal was found by Cheapflights users on 3/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/201:00 pmPSC - LHR
1 stop17h 15mKLM
Mon 6/25:25 pmLHR - PSC
1 stop13h 34mKLM
Deal found 3/19$704
This StudentUniverse deal was found by Cheapflights users on 3/20. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/411:31 amPSC - LHR
2 stops21h 34mFinnair
Sun 5/119:30 amLHR - PSC
2 stops19h 21mFinnair
Deal found 3/20$726
This United deal was found by Cheapflights users on 3/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/201:35 pmPSC - LHR
1 stop16h 35mUnited Airlines
Mon 6/25:40 pmLHR - PSC
2 stops35h 11mUnited Airlines
Deal found 3/20$737
This Virgin Atlantic deal was found by Cheapflights users on 3/20. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/45:45 pmPSC - LHR
1 stop36h 30mVirgin Atlantic
Sun 5/116:30 pmLHR - PSC
1 stop12h 32mVirgin Atlantic
Deal found 3/20$756
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/79:00 amPSC - LHR
1 stop13h 50mMultiple Airlines
Thu 10/91:05 pmLHR - PSC
2 stops29h 35mMultiple Airlines
Deal found 3/21$1,285
This Scandinavian Airlines deal was found by Cheapflights users on 3/19. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/166:30 amPSC - LHR
2 stops27h 10mScandinavian Airlines
Fri 6/277:50 pmLHR - PSC
3 stops28h 29mScandinavian Airlines
Deal found 3/19$1,648
This AranGrant deal was found by Cheapflights users on 3/21. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/711:20 amPSC - LHR
1 stop11h 30mBritish Airways
Thu 10/99:50 amLHR - PSC
1 stop15h 05mBritish Airways
Deal found 3/21$2,703

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 March 21, 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 5/20

1:00 pm-2:15 pm

1 stop17h 15m

London Heathrow

Mon 6/2

6:30 am-7:35 pm

2 stops21h 05m

$697

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Tue 5/20

1:00 pm-2:15 pm

1 stop17h 15m

London Heathrow

Mon 6/2

5:25 pm-10:59 pm

1 stop13h 34m

$704

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Sun 5/4

11:31 am-5:05 pm

2 stops21h 34m

London Heathrow

Sun 5/11

9:30 am-8:51 pm

2 stops19h 21m

$726

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Tue 5/20

1:35 pm-2:10 pm

1 stop16h 35m

London Heathrow

Mon 6/2

5:40 pm-8:51 pm

2 stops35h 11m

$737

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Sun 5/4

5:45 pm-2:15 pm

1 stop36h 30m

London Heathrow

Sun 5/11

6:30 pm-11:02 pm

1 stop12h 32m

$756

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Mon 5/19

3:52 pm-8:20 pm

2 stops20h 28m

London Heathrow

Fri 5/23

1:05 pm-8:50 pm

2 stops15h 45m

$1,435

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Mon 6/16

6:30 am-5:40 pm

2 stops27h 10m

London Heathrow

Fri 6/27

7:50 pm-4:19 pm

3 stops28h 29m

$1,648

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Fri 8/15

8:00 am-9:00 am

2 stops17h 00m

London Heathrow

Sat 8/30

9:50 am-3:26 pm

1 stop13h 36m

$4,540

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

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 March.
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

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 March 21, 2025.
Delta
8.0
Very good
7,895 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,895 reviews
Delta
8.0
Very good
7,895 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,319 reviews
Delta
8.0
Very good
7,895 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,266 reviews
Delta
8.0
Very good
7,895 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,895 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Virgin Atlantic
7.4
Good
634 reviews
Delta
8.0
Very good
7,895 reviews

Comfort

8.0

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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. 2 airlines 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.

  • What are the cheapest airlines flying 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 $697 on this airline. Additional options worth looking into are KLM and Finnair, starting at $704 and $726 round-trip. Delta is priced at 37% 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, November is the cheapest month in which you can book a flight from Pasco to London Heathrow Airport (average of $661). 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 Pasco?

Book flights to Pasco if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Luton
Wembley
Harrow
Horley
Canterbury
Gatwick
Dover
Orpington
Watford
Milton Keynes
Northampton
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Pasco to Heathrow

Discover the top 2 airlines 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 March 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$614Average$876FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$696Average$863FlexibilityNo cancel feeOn-time69%
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