HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$679+ 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
PSC — LHR
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Pasco to Heathrow with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$679
(KLM)

Popular in

January

Cheapest in

September

Average price

$1,819
Provider with most accurate pricing for Pasco Tri Cities-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Pasco Tri Cities-London Heathrow flights.
Search Deals
From Pasco Tri Cities to London Heathrow
Search Deals
Highest demand for flights based on searches. 31% potential increase in price ($535 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($59 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals

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 February 20, 2025.

This KLM deal was found by Cheapflights users on 2/19. 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 3/412:35 pmPSC - LHR
1 stop13h 25mKLM
Wed 3/198:25 pmLHR - PSC
2 stops27h 06mKLM
Deal found 2/19$679
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/156:00 amPSC - LHR
1 stop19h 50mDelta
Sun 5/46:30 amLHR - PSC
2 stops21h 29mDelta
Deal found 2/20$738
This United Airlines deal was found by Cheapflights users on 2/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/412:30 pmPSC - LHR
1 stop15h 50mUnited Airlines
Fri 4/1110:35 amLHR - PSC
1 stop18h 55mUnited Airlines
Deal found 2/19$753
This Virgin Atlantic deal was found by Cheapflights users on 2/18. 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.
Sat 3/291:15 pmPSC - LHR
2 stops41h 00mVirgin Atlantic
Sun 4/66:30 pmLHR - PSC
1 stop13h 29mVirgin Atlantic
Deal found 2/18$757
This Expedia deal was found by Cheapflights users on 2/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/48:43 amPSC - LHR
2 stops47h 27mMultiple Airlines
Wed 3/194:35 pmLHR - PSC
2 stops38h 24mMultiple Airlines
Deal found 2/19$1,183
This Ovago deal was found by Cheapflights users on 2/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/291:00 pmPSC - LHR
2 stops19h 00mScandinavian Airlines
Sat 7/192:20 pmLHR - PSC
2 stops41h 42mScandinavian Airlines
Deal found 2/18$1,727
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/48:43 amPSC - LHR
1 stop19h 32mAlaska Airlines
Fri 3/73:00 pmLHR - PSC
1 stop16h 53mAlaska Airlines
Deal found 2/19$2,085
This Mytrip deal was found by Cheapflights users on 2/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/211:44 amPSC - LHR
3 stops17h 06mWestJet
Tue 3/182:50 pmLHR - PSC
3 stops32h 41mWestJet
Deal found 2/19$2,150
This AranGrant deal was found by Cheapflights users on 2/19. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/58:20 amPSC - LHR
1 stop14h 30mBritish Airways
Tue 6/249:25 amLHR - PSC
1 stop15h 30mBritish Airways
Deal found 2/19$2,723

Find flights from Pasco to Heathrow within your budget

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 February 20, 2025.

Fly from

Pasco

Fly to

Heathrow

Route

Depart

Return

Price

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Tue 3/4

12:35 pm-10:00 am

1 stop13h 25m

London Heathrow

Wed 3/19

8:25 pm-4:31 pm

2 stops27h 06m

$679

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Tue 4/15

6:00 am-9:50 am

1 stop19h 50m

London Heathrow

Sun 5/4

6:30 am-7:59 pm

2 stops21h 29m

$738

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Fri 4/4

12:30 pm-12:20 pm

1 stop15h 50m

London Heathrow

Fri 4/11

10:35 am-9:30 pm

1 stop18h 55m

$753

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Sat 3/29

1:15 pm-1:15 pm

2 stops41h 00m

London Heathrow

Sun 4/6

6:30 pm-11:59 pm

1 stop13h 29m

$757

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Tue 3/4

8:43 am-4:10 pm

2 stops47h 27m

London Heathrow

Wed 3/19

4:35 pm-11:59 pm

2 stops38h 24m

$1,183

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Sun 6/29

1:00 pm-4:00 pm

2 stops19h 00m

London Heathrow

Sat 7/19

2:20 pm-12:02 am

2 stops41h 42m

$1,727

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Tue 3/4

8:43 am-12:15 pm

1 stop19h 32m

London Heathrow

Fri 3/7

3:00 pm-11:53 pm

1 stop16h 53m

$2,085

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Sun 3/2

11:44 am-12:50 pm

3 stops17h 06m

London Heathrow

Tue 3/18

2:50 pm-4:31 pm

3 stops32h 41m

$2,150

PascoLondon

PSC - LHR

PSCLHR

Pasco Tri Cities

Thu 6/5

8:20 am-6:50 am

1 stop14h 30m

London Heathrow

Tue 6/24

9:25 am-4:55 pm

1 stop15h 30m

$2,723

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

  • 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.

Travel insights for flights from Pasco to Heathrow

Get recent, data-driven insights about flights from Pasco to Heathrow including ideal travel times, pricing trends, and more.

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 $1,136). 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.

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 February 20, 2025.
Alaska Airlines
8.0
Very good
9,691 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Alaska Airlines
8.0
Very good
9,691 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Delta
8.0
Very good
8,227 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

KLM
7.8
Good
1,333 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Virgin Atlantic
7.5
Good
654 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

United Airlines
7.4
Good
8,771 reviews
Alaska Airlines
8.0
Very good
9,691 reviews

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.9

Overall

8.0

Boarding

8.2

Reviews

1 / 20

8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

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 KLM. Our recent data shows that you can find tickets from as low as $679 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $738 and $753 round-trip. KLM is priced at 42% 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 $1,136). 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
Harrow
Luton
Wembley
Horley
Canterbury
Northampton
Gatwick
Milton Keynes
Dover
Orpington
Watford
Stratford-upon-Avon
Croydon
Borehamwood
Bromley
Folkestone
Ilford

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$614Average$874FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$696Average$876FlexibilityNo cancel feeOn-time69%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.